Switch 2 vs Steam Deck 2026: DLSS 1080p vs 7-Hour Battery

There is a particular kind of argument that only happens in 2026, and it goes like this: two slabs of plastic and silicon, both roughly the size of a hardback novel, both claiming to be the last handheld you will ever need, and neither one willing to admit the other exists. On one side, the Nintendo Switch 2 — a locked, first-party console that launched on June 5, 2025 at $449.99 and has been selling like it is 2007 again. On the other, the Steam Deck — Valve's open, Linux-powered handheld PC that has been quietly running the entire back catalogue of PC gaming since February 25, 2022.

They are not really the same product. One is a console that happens to be portable; the other is a computer that happens to fold into your palms. But shoppers do not care about taxonomy, and neither do I. The question is blunt and the answer is not: with roughly $450 and a rucksack, which one should you actually carry? This is the long version — full specs, Digital Foundry's power-draw figures, battery runtimes measured down to the minute, pricing math the marketing decks would rather you skip, and a verdict that refuses to pretend both machines win. They don't. One wins for you, specifically, and by the end you will know which.

The Matchup: Two Machines That Refuse to Share a Category

Before the spec sheets come out, understand what you are actually comparing. These are not two entries in the same product line. They are two opposing theories of what a handheld is for, and almost every difference below flows from that split.

A console and a computer, wearing the same coat

The Switch 2 is a console. It boots into Nintendo's own OS, plays software that Nintendo has approved and signed, and does exactly what Nintendo intends — no more, no less. You do not get a file manager. You do not get a browser worth the name. You get Mario, Zelda, Metroid, and a curated slate of third-party ports, delivered with the frictionless polish that has made Nintendo the most profitable name in the business. It is a walled garden, and the walls are load-bearing: they are the reason the thing is so simple, so stable, and so hard to break.

The Steam Deck is a computer. Under the hood it runs SteamOS 3, a Linux distribution with a proper desktop mode one button-hold away. It plays the 100,000-plus titles in the Steam catalogue, plus anything you can coax a Linux box into running — which, thanks to the Proton compatibility layer, is most of Windows gaming and, via emulators, most of gaming history. It is open, tinkerable, and repairable. It is also, by exactly the same token, occasionally fiddly. Freedom has a tax, and on the Deck the tax is paid in per-game compatibility notes and the odd trip to desktop mode.

Why the roles reversed since 2022

Here is the strange part. When the original Steam Deck arrived, it was the expensive, powerful newcomer squaring off against an ageing 2017 Switch. In 2026 the polarity has flipped. Now Nintendo's machine is the newer, pricier, more powerful option, and — as PC Gamer put it — the Switch 2 "oddly feels like a bit of an underdog." PC Gamer called the whole contest "a closer battle than I expected," which is not a sentence anyone wrote about the original Switch versus the Deck.

That reversal matters because it reframes the value question. The Deck is no longer the muscle car; it is the sensible, open, cheaper alternative that happens to run everything you already own. The Switch 2 is no longer the toy; it is the premium, efficient, tightly-integrated device with the exclusives money cannot buy anywhere else. Whichever way you were leaning in 2022, lean again.

How The Machine is scoring this

I am judging on seven axes, and I am weighting them by how much they actually change your day: raw performance and image quality; display; battery endurance; price and what it buys; openness and emulation; ergonomics and weight; and the software libraries themselves. The data comes from real testing — Digital Foundry's 2025 head-to-head, PC Gamer's and TechRadar's side-by-side reviews, and the community battery logs that filled the forums after launch. No vibes, no press-release adjectives. Where a number cannot be sourced, it does not appear.

The Spec Sheet: NVIDIA T239 vs AMD Aerith

Start with the silicon, because everything downstream — the upscaling, the power draw, the thermals — is decided here. On paper these two APUs could not be more different in philosophy, and the difference is roughly three years of process technology and two different companies' idea of a good time.

Silicon: Ampere efficiency vs RDNA 2 brute force

The Switch 2 runs a custom NVIDIA T239 built on an 8 nm process, with eight ARM Cortex-A78C CPU cores and an NVIDIA Ampere GPU. The Steam Deck runs AMD's Aerith APU (the "Van Gogh" design), built on 7 nm, with four AMD Zen 2 cores and an AMD RDNA 2 GPU. Note the asymmetry: Nintendo threw twice as many CPU cores at the problem but chose an architecture — Ampere — obsessed with efficiency and, crucially, packing the dedicated Tensor hardware that makes DLSS possible. Valve chose RDNA 2, the same family that powers the PS5 and Xbox Series consoles, which is heavier, hungrier, and — as Eneba notes — still leads in "raw horsepower for demanding PC titles."

The GPU clocks tell the same story. The Switch 2's Ampere part runs at 1007 MHz docked and drops to 561 MHz in handheld mode to save power; the Deck's RDNA 2 GPU ranges from 1.0 to 1.6 GHz. On a naive teraflops chart the Deck often edges ahead in handheld compute, and that is real. But teraflops do not render pixels — software does, and the software layer is where the T239's Tensor cores rewrite the scoreboard.

Memory and storage: faster vs bigger

Memory is a classic case of picking your poison. The Switch 2 carries 12 GB of LPDDR5X — less capacity, higher bandwidth. The Steam Deck carries 16 GB of LPDDR5 — more capacity, lower speed. For a console with a fixed software target, 12 GB of fast memory is plenty; for a PC that has to hold Windows-game working sets under Proton, the Deck's extra 4 GB earns its keep.

Storage splits the same way. The Switch 2 uses 256 GB of UFS flash and expands via the new, faster (and pricier) microSD Express standard. The Steam Deck's base and LCD models use a 256 GB SSD — a real, user-replaceable NVMe drive on most SKUs — and expand via ordinary microSD. The OLED line pushes to 512 GB or 1 TB. The headline difference is not capacity; it is that you can crack open a Deck and swap the SSD yourself, and you cannot do the equivalent on a Switch 2 without voiding everything and probably a soldering iron.

The full comparison table

Here is the whole board in one place. Nineteen rows, because "they're both handhelds" hides more than it reveals.

Read that table twice. Every advantage the Switch 2 holds is about efficiency and integration; every advantage the Deck holds is about capacity and freedom. That is not an accident — it is the whole story compressed into a grid.

Performance & Benchmarks: DLSS 1080p vs FSR 720p

Now the part everyone actually argues about. "Which is more powerful" is the wrong question, because the honest answer is "it depends on what the software is allowed to do," and the software is allowed to do very different things on each machine.

DLSS vs FSR: the upscaling gap is the whole game

The single most important spec on either device is not a clock speed — it is the upscaler. The Switch 2's Ampere GPU has dedicated Tensor cores, so it runs DLSS, NVIDIA's machine-learning upscaler. In practice, per Digital Foundry, that means a game can render internally at roughly 540p and reconstruct to a clean 1080p output. The Steam Deck has no such hardware; it leans on AMD FSR (and FSR 3), a spatial-and-temporal technique that, on the Deck's silicon, typically reconstructs from around 480p to 720p.

That gap — 1080p from DLSS versus 720p from FSR — is why the "but the Deck has more teraflops" argument keeps losing in side-by-side footage. Raw compute renders more native pixels; DLSS renders smarter pixels. When one machine reconstructs to 1080p from a low base and the other tops out near 720p, the sharper image wins on a small screen almost every time. We break the reconstruction math down further in our dedicated DLSS-versus-battery breakdown, but the short version is: Tensor cores are a cheat code, and the Deck does not have them.

Digital Foundry's game-by-game numbers

Theory is cheap; runtime footage is not. Digital Foundry's 2025 face-off tested identical games on both machines, and the results were less one-sided than either fanbase wants:

Digital Foundry's own summary was that "Switch 2 ran Hogwarts Legacy better overall, keeping it locked to a mostly stable 30fps," while conceding the Deck offers the "better library of backwards compatible titles." On Cyberpunk 2077 — the industry's favourite torture test — the same testing surfaced by Polygon and DF found the Switch 2 delivering "smoother frame rates" and "sharper DLSS 1080p visuals" against the Deck's 800p or 1080p-FSR output. Three separate framings, one conclusion: in a straight image-quality shoot-out, the Switch 2's upscaler usually takes it.

Raw horsepower vs polished performance

So is the Deck just slower? No — and this is where nuance earns its keep. As Digital Foundry themselves noted, "Steam Deck is supposedly faster than Switch 2 in handheld mode," and there are titles where the Deck's RDNA 2 muscle and higher GPU clocks let it push settings the Switch 2 cannot. The Deck's advantage is flexibility: you can uncap frame rates, crank or gut settings, install community patches, and force an FSR profile per game. Nothing on the Switch 2 is user-tunable. Nintendo picks the settings; you live with them.

The trade is therefore between a polished ceiling and a moveable one. The Switch 2 gives you a tuned, DLSS-sharpened result that you cannot improve but rarely need to. The Deck gives you a lower default that you can drag upward — or downward, to buy frames or battery — if you are willing to fiddle. Eneba's framing lands it: the Deck leads on "raw horsepower for demanding PC titles," while the Switch 2 is "balanced for efficiency and polished performance." Pick your temperament. If you enjoy a graphics menu, the Deck respects you. If a graphics menu feels like homework, the Switch 2 already did it.

Display, Battery & Weight: The Physical Reality

Specs on a chip are abstract. The screen you stare at, the battery that dies mid-boss, and the grams pulling at your wrists on a long flight are not. This is the section that decides which machine you actually keep reaching for — and, per TechRadar, it is decisive.

The screen: bigger and faster vs smaller and OLED

The Switch 2 fields a 7.9-inch LCD at a true 1920x1080 with a 120 Hz variable refresh rate. It is large, high-resolution, and smooth. What it is not is OLED. The Steam Deck LCD counters with a modest 7-inch, 1280x800, 90 Hz LCD, but the Steam Deck OLED brings a 7.4-inch HDR OLED panel — still 800p, still 90 Hz, but with the perfect blacks, punchy colour, and instant pixel response that only OLED delivers.

This is a genuine toss-up that depends on what your eyes prioritise. The Switch 2 wins on resolution, size, and refresh-rate numbers; the Deck OLED wins on contrast and colour. Digital Foundry, comparing directly, noted the Switch 2's screen "is marginally larger but lacks OLED panel technology, has slower response times, and reduced brightness compared to Steam Deck OLED." If you play a lot of dark, moody games, the OLED's blacks will haunt you in the best way. If you want the crispest possible 1080p output and buttery menus, the Switch 2's panel is the sharper tool.

Battery: the 19.7 Wh machine that outlasts nothing

Here is the plot twist the spec sheet buries. The Switch 2 is dramatically more efficient — Digital Foundry measured it drawing about 7 W in Hogwarts Legacy against the Steam Deck OLED's roughly 14 W. Half the power. And yet the Deck lasts longer, because it carries a 50 Wh battery to the Switch 2's 19.7 Wh. Efficiency is a rate; endurance is efficiency times capacity, and Valve simply packed a bigger tank.

Read that Hitman row carefully, because it is the one exception that proves the rule: in a demanding title where the Deck's 14 W habit runs the tank dry, the ultra-efficient Switch 2 actually edges ahead (2 h 40 m to ~2 h). But across the lighter, longer-session games most people actually live in — the Stardews, the Personas — the Deck OLED's bigger battery wins comfortably, roughly 7 hours to 4. As BGR summed it: "the Steam Deck OLED comes out ahead overall." If your play sessions are long and away from an outlet, that gap is the single most important number on this page.

Weight and ergonomics: the 106-gram difference

Hold both and you feel it immediately. The Switch 2 weighs 534 grams with the Joy-Con 2 attached — and just 401 grams as a bare tablet if you dock the controllers. The Steam Deck OLED weighs 640 grams, full stop. That is over 100 grams heavier than the Switch 2 in its normal configuration, and nearly 240 grams heavier than the Switch 2 tablet alone. Grams matter when you are holding a thing at arm's length for a two-hour session; wrists keep score even when brains do not.

The Deck's heft buys something — bigger grips, a more PC-controller-like hand-feel, chunkier triggers, and those trackpads that make desktop mode and strategy games tolerable. But it is unambiguously the tank. The Switch 2 is the lighter, more travel-friendly device, and if you detach the Joy-Con and prop the tablet on a kickstand, it is in a weight class the Deck simply cannot enter. For carry-everywhere portability, the Switch 2 wins on the scale and does not look back.

Pricing & Availability in 2026

Money. This is where a lot of the "which is better" noise quietly resolves into "which can I justify." And the pricing story in 2026 is more interesting than either camp admits, because the cheapest way into each ecosystem is not the model the marketing leads with.

The lineup and the MSRPs

The Switch 2 lists at $449.99 for its single 256 GB configuration. The Steam Deck comes in tiers: the LCD 256 GB at $399, the OLED 512 GB at $549, and the OLED 1 TB at $649. Line them up and the math is not what the "Deck is cheaper" reflex suggests:

So the entry-level Steam Deck LCD undercuts the Switch 2 by about $51 — real, but not the chasm folklore implies. The OLED you actually want, meanwhile, costs about $99 more than the Switch 2. The premium-for-a-better-panel dynamic will feel familiar to anyone who read our PS5 Pro versus PS5 premium breakdown: you are paying a clear surcharge for the nicer screen, and whether it is worth it depends entirely on how much time your eyes will spend on it.

The street price the MSRP hides

Now the asterisk. PC Gamer notes that the Steam Deck "has dipped down to as low as $300 but has regularly sold for $350" during sales. The Switch 2, being a nine-figure-selling Nintendo console barely a year old, discounts approximately never. That asymmetry matters: on a good sale day the value gap between the two is not $51 — it can be $100 to $150 in the Deck's favour. PC Gamer's own forecast: "it's likely you will be able to pick up a Steam Deck for $100 below the cost of the Nintendo Switch 2 in the future."

If you are a patient shopper, factor that in. Nintendo hardware holds its price like a Swiss watch; Valve hardware goes on sale like, well, a Steam game. The disciplined buyer who waits for a Deck sale is comparing a ~$300–350 Deck against a rock-solid $449.99 Switch 2, and at that spread the value argument tilts hard toward Valve.

What the money actually buys

Price-per-dollar is meaningless without asking "a dollar of what." Your $449.99 on a Switch 2 buys polish, exclusives, the lightest body, the best docked output, and zero setup. Your $399 on a Deck LCD buys an open PC that plays a library you may already own, plus the entire history of emulation, at the cost of some tinkering. Your $549 on a Deck OLED buys that same openness with a genuinely gorgeous screen and the best battery life in this comparison. There is no bad answer on this table — only answers that fit different wallets and different definitions of "worth it."

Emulation & Openness: The Walled Garden vs The Wild PC

This is the axis with no contest — only a question of whether you care. If you do, it is the most important section on the page. If you do not, skip to the use cases. But read one paragraph first, because "I don't care about emulation" is a thing a lot of people say right up until they own the machine that makes it trivial.

The Steam Deck is the best emulation box under $500

Because the Deck is a real Linux PC, it emulates everything its silicon can handle — and a Zen 2 / RDNA 2 machine handles a lot. Out of the box (well, out of desktop mode) you can install RetroArch, EmuDeck, and standalone emulators covering everything from the NES up through the PS2, GameCube, Wii, and — with patience — a healthy chunk of the sixth and seventh console generations. Save states, per-core shaders, netplay, fast-forward, rewind, CRT filters: all the enthusiast features live here, natively, because you are running the same emulators a desktop Linux gamer runs. If you want a clean, repeatable setup, our 11-step RetroArch cores walkthrough was written with exactly this hardware in mind.

This is not a niche footnote. For a large slice of buyers, "a portable that plays my Steam library and thirty years of cartridges" is the entire pitch, and the Deck answers it without caveats. There is no equivalent on the other side of this comparison. None.

The Switch 2 is a sealed vault

The Switch 2 does not emulate anything, does not sideload anything, and does not run software Nintendo has not signed. This is by design and it is defended aggressively — legally and technically. You get Nintendo's own classics service and its curated catalogue, and that is the whole menu. For the record, and because The Machine knows the law: dumping and running ROMs you do not own is copyright infringement, and Nintendo's lawyers are the most enthusiastic in the industry. The Deck's openness is a capability, not a licence — it lets you emulate hardware you legally own and dump yourself. The Switch 2 removes the temptation by removing the capability.

The upside of the vault is the flip side of the same coin: nothing to configure, nothing to break, no compatibility roulette, no malware surface. Some people want a games console, not a hobby. For them, "you cannot emulate on it" reads as "you never have to think about emulation on it," and that is a feature.

Repairability and the long game

Openness extends past software. Valve, working with iFixit, has made the Steam Deck one of the most repairable pieces of consumer electronics on the market — the SSD is user-swappable, spare parts are sold openly, and the community documentation is exhaustive. As the research consensus notes, that makes the Deck "more repairable and upgradeable" than the Switch 2, "a key advantage for PC enthusiasts who value openness." The Switch 2, like every Nintendo console, is a sealed appliance; when it fails outside warranty, you send it to Nintendo or you replace it.

Over a five-year horizon that is a real cost difference. A Deck whose SSD you can upgrade and whose battery and stick modules you can replace is a device you keep alive; a Switch 2 is a device you eventually retire. Neither approach is wrong — but if you are the kind of person who still has a working console from a decade ago because you swapped its parts, you already know which of these two speaks your language.

Real-World Use Cases: Which One Fits Your Life

Enough abstractions. Here are the actual humans these machines are for. Find yourself in the list; the recommendation writes itself.

The commuter and the couch player

You want to pick up a device, press one button, and be inside a polished game in ten seconds — on the train, on the sofa, in bed. No graphics menus, no compatibility notes, no desktop mode. You value weight because you hold it up for long stretches, and you value the exclusives because Mario Kart and the next 3D Zelda do not exist anywhere else. Buy the Switch 2. Its 401-gram bare-tablet weight, one-touch simplicity, and locked-down reliability are engineered for precisely this life. TechRadar called it "a truly next-level console," and for the plug-and-play player that is exactly what it is.

The PC gamer with a backlog

You already own 300 Steam games, half of them unplayed, and the idea of paying full Nintendo prices for a second copy of anything makes your eye twitch. You want to take your library — the one you have been buying since the last Steam sale you swore was the last — off the desk and onto the couch. Buy the Steam Deck. Every game you own is already yours to play, cloud saves sync with your desktop, and the $399 LCD costs less than the Switch 2 while unlocking a six-figure catalogue. This is the buyer TechRadar's reviewer became — the one who, despite owning both, "nine times out of ten" reaches for the Deck.

The retro and emulation tinkerer

Your dream handheld runs a SNES library, a PS1 library, a Dreamcast library, and your Steam library, with per-system shaders and save states, all from one menu. You enjoy the setup as much as the games. Buy the Steam Deck — ideally the OLED, so the retro sprites glow off those perfect blacks. Nothing else in this comparison can do this at all; the Switch 2 is not even in the conversation. Pair it with EmuDeck and a fast microSD and you have the closest thing to a universal games machine that exists at this price.

The living-room 4K player

You spend as much time docked to a TV as handheld, and you want a clean big-screen picture without a Linux tutorial. The Switch 2 ships to output up to 4K at 60fps through its official dock — and, as Ars Technica has noted, does so natively, where the Steam Deck "requires manual tweaking to achieve similar desktop performance." Buy the Switch 2 if the TV is your primary screen and you want the dock to Just Work. The Deck can drive a TV too, but you will be in settings menus to get there, and its ceiling for demanding games on a 4K panel is lower.

The value hunter and the modder

You are two different people, but you buy the same machine. The value hunter wants the most gaming capability per dollar and is willing to wait for a sale that drops the Deck to $300–350. The modder wants to install a bigger SSD, flash a custom SteamOS build, dual-boot Windows, and generally treat the device as the open computer it is. Both buy the Steam Deck. Its lower entry price, frequent discounts, swappable storage, and total openness make it the obvious pick for anyone whose relationship with hardware is hands-on rather than hands-off.

Use-case summary

Migration Guide: Switching Between the Two

Say you already own one and the grass looks greener. Here is how to actually cross over — and, honestly, how to decide whether you even should. Spoiler: for a lot of people the right move is to own both and stop pretending it is a rivalry.

Coming to the Switch 2 (from Switch 1)

If you are upgrading from an original Switch, the path is smooth by design. Nintendo provides a system-transfer flow that moves your account, save data, and eligible digital library to the Switch 2. Most Switch 1 games run on the Switch 2 via backward compatibility, though a subset receive paid "upgrade packs" or enhanced editions that unlock the T239's extra horsepower and DLSS — read each game's listing before you assume a free glow-up. Your microSD data will need attention too, since the Switch 2 wants the faster microSD Express standard for new installs. Budget for one.

Coming to the Switch 2 from a Steam Deck is a different animal: there is no library to bring. Nothing you own on Steam transfers to Nintendo's ecosystem. You are starting a fresh, separate catalogue at Nintendo's prices. Go in knowing that.

Coming to the Steam Deck (from a Switch)

Moving from any Switch to a Deck means accepting that your Nintendo games stay on your Nintendo hardware — they do not, and legally cannot, migrate. What you gain instead is your entire Steam account, instantly, plus cloud saves that sync with your PC. Sign in, and every eligible game you have ever bought on Steam is right there. If you have never owned a gaming PC, this is the moment the Deck's pitch clicks: you are not buying games again, you are un-shelving the ones you forgot you had.

For legally-owned retro content you plan to emulate, the one-time setup lives in desktop mode. The community-standard route is EmuDeck, and it looks roughly like this:

# Steam Deck: one-time emulation setup (Desktop Mode)
1. Hold POWER > "Switch to Desktop" to leave Gaming Mode
2. Open a browser, download EmuDeck from emudeck.com
3. Run the EmuDeck installer > choose "Easy Mode"
4. Copy your legally-dumped ROMs into ~/Emulation/roms/<system>/
5. Launch Steam ROM Manager > scrape box art > add games to Steam
6. Return to Gaming Mode > your ROMs appear as Steam library entries

# Result: SNES, PS1, GameCube, etc. launch like any Steam game
# Note: emulate only hardware and titles you legally own.

Or just run both, and stop choosing

Here is the migration nobody sells you: don't. The Switch 2 and Steam Deck overlap far less than the marketing implies. One is where you play Nintendo's exclusives and dock to the TV for 4K60; the other is where your Steam backlog and your emulators live. Plenty of people carry a Switch 2 as their "first-party console" and keep a Deck as their "everything else" machine, and the two barely step on each other. If your budget can stretch to a $399 Deck LCD alongside a Switch 2, that combination covers essentially all of portable gaming with almost no redundancy. It is not the cheapest answer. It might be the correct one.

Pros & Cons, Tallied

Every advantage above, compressed into two ledgers. No adjectives, just the columns.

Nintendo Switch 2

Steam Deck (LCD / OLED)

Notice the symmetry one more time: each machine's con column is basically the other machine's pro column. That is the tell that this is not a "which is better" question. It is a "which set of trade-offs is yours" question.

The Verdict: Who Actually Wins in 2026

I promised a verdict that would not cop out with "they both win." Here it is, split by who you are, backed by the numbers above, and delivered with the confidence the data earns.

For most people: the Switch 2

If you are a normal human who wants a handheld console — press button, play polished game, occasionally dock to the TV — the Switch 2 is the better buy, and Digital Foundry reached the same conclusion, calling it "the better buy for most people" on the strength of its exclusives and DLSS. It is the lightest, simplest, best-integrated device here; it has the sharpest upscaled image; it outputs the cleanest 4K60 to a television; and it plays games — the next Zelda, Mario Kart, Metroid, the Ocarina of Time remake teased in the June 2026 Direct — that no other machine on Earth can run. Its battery is the weak point, but for the couch-and-commute rhythm most people actually have, four hours is enough between charges.

For PC enthusiasts and value hunters: the Steam Deck OLED

If you own a Steam library, love to tinker, care about emulation, or simply refuse to buy games you already own a second time, the Steam Deck OLED is the better machine — a superior computer with a gorgeous screen, a bottomless open library, the best battery endurance in lighter games, full repairability, and the freedom to make it do anything a Linux PC can do. TechRadar's reviewer owned both and reached for the Deck "nine times out of ten." PC Gamer leaned Deck for "more bang for your buck." If those sentences describe you, the OLED is $99 well spent over the Switch 2 — and the $399 LCD is the value-hunter's pick, especially on a sale that drops it toward $300.

The Machine's call

Reduce it to a flowchart and the whole 6,000-word argument fits in six lines:

if want == "Mario / Zelda / Pokemon exclusives":
    buy(Switch_2)              # $449.99, nothing else runs them
elif own("a Steam backlog") or love("emulation, modding"):
    buy(Steam_Deck_OLED)       # $549, the open everything-machine
elif budget < 420 and priority == "value":
    buy(Steam_Deck_LCD)        # $399, sales hit ~$300
elif priority == "docked 4K60 + lightest body":
    buy(Switch_2)              # 401 g bare, native 4K60 dock
else:
    buy(the one whose store already has your money)

That last line is not a joke. The single biggest predictor of which machine will make you happy is which ecosystem your library and your habits already live in. Nintendo loyalists were never going to be talked onto Linux; PC hoarders were never going to re-buy their catalogue at retail. The specs above decide the close calls — and on the close calls, the Switch 2 wins image quality and integration while the Steam Deck wins openness, endurance, and price — but your existing library decides the rest. Buy the one that respects the money you have already spent. If that is genuinely a tie, buy the Switch 2 for its exclusives and its scale, keep an eye on a Deck sale, and accept the quiet truth that the correct number of good handhelds to own in 2026 is, frustratingly, two.