Compare Lenovo Legion Go S vs Asus ROG Xbox Ally X20

Lenovo Legion Go S

Lenovo Legion Go S

Overall score 3.9 / 5

Based on 16 scored reviews

vs
Asus ROG Xbox Ally X20

Asus ROG Xbox Ally X20

Overall score 4.0 / 5

Based on 54 scored reviews

How we score

Scorata scores summarize analyzed review evidence on a 1–5 scale; they are not laboratory measurements or a simple average of customer star ratings. Feature scores summarize the reviews covering that feature. The overall score averages feature scores within each review, then combines review averages. When both expert and customer evidence are available, those two groups receive equal weight. Products can have different review coverage, so small score gaps do not establish a winner.

Recommendations prioritize important features for the category, with a score of at least 3.5, a gap of at least 0.25 points and at least two supporting reviews per product. Features with widely varying scores or broad connectivity contexts are excluded from recommendations. These safeguards do not establish statistical significance.

Quick verdict

What each product is best for

The review evidence points to a tradeoff: storage expandability and heat management versus game library quality and display quality. Choose according to which strengths matter more to you; the overall score alone does not settle that choice.

Choose Lenovo Legion Go S for storage expandability and heat management.

Choose Asus ROG Xbox Ally X20 for game library quality and display quality.

Why these recommendations?

Lenovo Legion Go S

Where It Has the Edge

  • storage expandability is 5.0 vs 4.4. microSD expansion is consistently treated as a useful and easy way to offset limited internal storage.
  • heat management is 5.0 vs 4.7. Reviewers consistently say the handheld stays comfortable in the hands and avoids problematic surface heat, even during extended...

Asus ROG Xbox Ally X20

Where It Has the Edge

  • game library quality is 4.8 vs 3.0. Broad Windows launcher access is a major strength, especially for an existing PC collection. Play Anywhere also earns...
  • display quality is 4.9 vs 4.5. The OLED screen is the standout attraction, with deep blacks, vivid color, bright HDR and smooth variable refresh....
Lenovo Legion Go S 3.9 overall score
Asus ROG Xbox Ally X20 4.0 overall score

Compare features

Scores are out of 5. Missing scores mean missing review evidence, not a missing feature.

Scored on both products

Performance

Performance
Lenovo Legion Go S
4.0

Performance varies sharply by configuration and operating system. SteamOS and Z1 Extreme combinations earn strong praise, while Z2 Go and Windows reviews are more likely to report inconsistent or insufficient results.

Asus ROG Xbox Ally X20
4.0

The hardware remains capable across a broad range of games, especially with sensible settings. Its unchanged processor makes the performance story less compelling beside newer Intel handhelds or for owners of the previous Xbox Ally X.

Noise level
Lenovo Legion Go S
1.9

Fan noise is one of the most repeated complaints. Several reviewers describe it as loud even during light tasks, though quieter profiles and at least one test kept it unobtrusive.

Asus ROG Xbox Ally X20
4.3

Most accounts praise quiet fans, even in demanding modes. Loud button or D-pad clicks remain a separate complaint, and one account finds the fans loud under higher loads.

Audio quality
Lenovo Legion Go S
3.8

Speaker impressions are mostly positive: several reviewers praise clear, full sound, while one calls the front speakers muffled and another finds them merely adequate. Headphones are often suggested when fan noise rises.

Asus ROG Xbox Ally X20
5.0

The front-facing speakers repeatedly impress with loud, full, clear sound and convincing spatial presentation. Several regard them as among the best on a handheld and find headphones optional for ordinary play.

Graphical performance
Lenovo Legion Go S
3.5

The Go S can make modern games look good, especially on Z1 Extreme, but demanding titles often need medium or low settings, upscaling, or reduced resolution. Visual compromises are much more noticeable on weaker configurations.

Asus ROG Xbox Ally X20
2.6

Upscaling can preserve useful detail and improve playability, but it also draws complaints about softness, noise or doubled images. Several encounter black foliage or missing materials in a specific game, highlighting the importance of drivers.

Display quality
Lenovo Legion Go S
4.5

The 8-inch 120Hz display is widely praised for size, sharpness, color, and smoothness. Its IPS panel still trails the Steam Deck OLED in contrast, brightness, and reflectivity for reviewers comparing them directly.

Asus ROG Xbox Ally X20
4.9

The OLED screen is the standout attraction, with deep blacks, vivid color, bright HDR and smooth variable refresh. A few find the improvement less dramatic than expected or dislike aspects of HDR, reflections or color balance.

Frame rate performance
Lenovo Legion Go S
3.9

Frame-rate results depend heavily on chip, game, resolution, and power mode. Z1 Extreme models can be very fast, while Z2 Go units often target 30-60fps and can struggle at native resolution in demanding titles.

Asus ROG Xbox Ally X20
3.5

Tuned settings can deliver smooth play, and lighter games often reach high frame rates. Demanding releases may settle around modest targets or exhibit dips and stutter, so a 120Hz screen does not guarantee 120fps gaming.

Ownership and support

Reliability
Lenovo Legion Go S
4.2

SteamOS is repeatedly credited with fewer crashes, smoother resume behavior, and better day-to-day dependability than Windows. The harshest reliability criticism comes from the Windows-focused review.

Asus ROG Xbox Ally X20
2.7

Reports vary sharply: some describe dependable controls and software, while others repeatedly need reboots or workarounds. Sleep, resume, unresponsive inputs and games failing to launch are the main trouble spots.

Ease of setup
Lenovo Legion Go S
4.3

SteamOS is repeatedly praised for quick sign-in, simple game installation, and controller-first setup. Windows-based units are the opposite, often requiring substantial tweaking and desktop-style navigation.

Asus ROG Xbox Ally X20
2.0

Scattered Windows, firmware and app updates commonly make first setup tedious. A minority find the improved Xbox interface handles most initial tasks conveniently.

Value for money
Lenovo Legion Go S
4.0

Value depends heavily on configuration and price. SteamOS models, discounts, and used units often earn strong praise, while full-price Windows or high-end configurations face tougher comparisons with rival handhelds.

Asus ROG Xbox Ally X20
2.5

The high price is the most persistent reservation because core gaming performance stays close to the previous model. Some consider the screen and control refinements worth the premium, especially against pricier rivals.

Battery and charging

Battery life
Lenovo Legion Go S
2.3

Gaming endurance is the clearest recurring weakness, commonly landing around 1.5-2.5 hours under demanding use. Lower-power settings can stretch runtime, but reviewers repeatedly recommend keeping a charger nearby.

Asus ROG Xbox Ally X20
3.7

Battery endurance depends heavily on the game, brightness and power profile: demanding play often lasts only a few hours, while lighter titles can stretch much further. Reported improvements over the previous model range from negligible to substantial.

Other features

Game library quality
Lenovo Legion Go S
3.0

Steam provides a broad library, but compatibility is not universal. Game Pass, anti-cheat titles, and some newer games can require workarounds or fail to run, which keeps the library experience mixed.

Asus ROG Xbox Ally X20
4.8

Broad Windows launcher access is a major strength, especially for an existing PC collection. Play Anywhere also earns praise for carrying supported purchases and saves between Xbox and PC.

Availability
Lenovo Legion Go S
2.0

One reviewer had difficulty finding the premium model in stock locally or on Amazon, suggesting availability could be spotty at the time of testing.

Asus ROG Xbox Ally X20
3.5

Major-retailer availability is reassuring for buyers concerned about overseas purchase and support. A separate regional account criticizes bundle-only purchase options, so access varies by the reported market.

Backward compatibility
Lenovo Legion Go S
5.0

The Go S is praised as a strong emulation machine, with one reviewer saying older systems through later console eras run very well.

Asus ROG Xbox Ally X20
4.0

The addition of Xbox backward-compatibility support for PC is welcomed. The praise does not establish compatibility with every older Xbox title.

Storage capacity
Lenovo Legion Go S
3.0

Higher-capacity configurations are considered well equipped, while the 512GB base model can fill quickly with a handful of large modern games.

Asus ROG Xbox Ally X20
4.0

The 1TB SSD is considered a useful starting point for a mixed game library. It offers more room than one directly compared same-price competitor, though large modern installs can still fill it.

Collectibility and presentation
Lenovo Legion Go S
4.0

Packaging is described as minimal but premium, with the included charger and foldable stand covering the essentials even though a carrying case is not standard.

Asus ROG Xbox Ally X20
4.8

The anniversary shell, subtle internal details and matching bundle make it feel like a genuine collector’s item. Its appeal extends beyond a routine color change for buyers drawn to special-edition hardware.

Storage expandability
Lenovo Legion Go S
5.0

microSD expansion is consistently treated as a useful and easy way to offset limited internal storage.

Asus ROG Xbox Ally X20
4.4

microSD Express is welcomed for faster removable storage and the option to expand without opening the device. Older cards may run at slower fallback speeds, while internal SSD replacement still takes more work.

Controller features
Lenovo Legion Go S
3.4

Hall Effect sticks, adjustable triggers, rear paddles, and Steam-focused buttons are well liked, but the tiny trackpad draws repeated criticism and some reviewers miss detachable controls or dual pads.

Asus ROG Xbox Ally X20
4.0

Programmable controls, impulse triggers and the transforming D-pad add flexibility. The D-pad’s practical value is disputed: some love its versatility, while others find little difference between modes or report looseness and unintended movement.

Load times
Lenovo Legion Go S
5.0

One Z1 Extreme review reports little-to-no load time in recent games, pairing fast loading with smooth, stutter-free play.

Asus ROG Xbox Ally X20
4.5

Fast internal storage helps the system feel responsive. Advanced Shader Delivery is also valued for avoiding the lengthy shader preparation encountered on a compared Intel device.

Heat management
Lenovo Legion Go S
5.0

Reviewers consistently say the handheld stays comfortable in the hands and avoids problematic surface heat, even during extended or high-power play.

Asus ROG Xbox Ally X20
4.7

Low temperatures and cool grips are recurring strengths, including during extended or demanding sessions. Several notice meaningful improvement over the previous model without heat becoming intrusive at the main touchpoints.

Digital storefront experience
Lenovo Legion Go S
4.0

Steam access is simple and the library is huge, but non-Steam launchers and stores require extra effort. Steam-first users benefit most from the streamlined storefront experience.

Asus ROG Xbox Ally X20
4.2

Third-party stores increasingly fit into the Xbox launcher, making installed games easier to reach. Adding and managing them can still feel less seamless than using a dedicated console interface.

Cooling efficiency
Lenovo Legion Go S
4.7

The cooling system is effective at keeping the chassis comfortable even at higher power, and ventilation is considered solid. Its main tradeoff is the fan noise required to achieve that.

Asus ROG Xbox Ally X20
4.8

The revised cooling generally earns strong praise for reducing temperatures and avoiding throttling. Improvements are not consistently accompanied by higher frame rates, and some observers find the change comparatively modest.

Controller quality
Lenovo Legion Go S
4.6

Controls are generally sturdy, precise, responsive, and resistant to stick drift. D-pad feel is more mixed, but the joysticks, triggers, and main buttons receive consistent praise.

Asus ROG Xbox Ally X20
4.6

Sticks, buttons and bumpers usually earn praise for precision, tension and satisfying response. Not everyone prefers the revised feel, and one account reports squeaky triggers.

Power efficiency
Lenovo Legion Go S
3.8

SteamOS generally helps efficiency, sleep behavior is excellent, and matched-power testing can deliver more performance for similar endurance. Some profiles still draw unnecessary power unless manually tuned.

Asus ROG Xbox Ally X20
3.8

Low-power modes can stretch lighter-game runtime impressively, and moderate settings often offer a sensible balance. Higher wattages bring diminishing gains, while newer Intel hardware is credited with better efficiency in a comparison.

Network stability
Lenovo Legion Go S
5.0

Long-term testing reports fast Wi-Fi 6E performance that comfortably supports online gaming.

Asus ROG Xbox Ally X20
5.0

The Wi-Fi implementation earns praise for strong performance. One longer account reports no drops, connection trouble or noticeable lag.

Controls and connectivity

User interface
Lenovo Legion Go S
4.5

SteamOS is the product's biggest usability win, delivering a fast, console-like, controller-first experience. Windows reviews describe the opposite: clunky layouts, poor touch behavior, and too much desktop friction.

Asus ROG Xbox Ally X20
3.5

Xbox Mode makes controller navigation and a combined library more useful, and several find it noticeably smoother. Others still encounter clutter, sluggish overlays or input failures that interrupt the experience.

Comfort and build

Size and portability
Lenovo Legion Go S
3.9

The Go S is easier to hold than the original Legion Go and remains practical for travel, but several reviewers still find it heavier or chunkier than the Steam Deck and other rivals.

Asus ROG Xbox Ally X20
3.5

Opinions on the 756g body depend on grip preference and arm support. Some find it compact and well balanced for its capabilities, while others regard its weight and bulk as significant obstacles to casual portability.

Build quality
Lenovo Legion Go S
3.8

Most reviewers describe the Go S as sturdy, solid, or premium, but not everyone agrees: one Windows-model review calls it plasticky and another dislikes the increasingly abrasive grip texture.

Asus ROG Xbox Ally X20
4.1

The handheld and collector accessories often feel solid and premium, with particular praise for protective cases and the Killswitch kickstand. Two accounts criticize an included stand whose rubber pad peeled off almost immediately.

Design and aesthetics
Lenovo Legion Go S
4.9

The darker SteamOS colorway and rounded redesign are widely praised, with several reviewers calling the Go S attractive or Lenovo's best handheld design yet.

Asus ROG Xbox Ally X20
4.8

The smoky translucent shell and gold details are widely admired as a distinctive anniversary design. A few find it too busy, dislike gold or object to bright lighting that cannot fully match the theme.

Controller ergonomics
Lenovo Legion Go S
4.7

Ergonomics are a major strength: rounded grips and a controller-like shape make long sessions comfortable for many reviewers. A few note extra weight, hand repositioning, or joystick-layout preferences.

Asus ROG Xbox Ally X20
4.7

Controller-style grips, balanced weight and added texture make this exceptionally comfortable for many players. The rubberized surface divides a few opinions, including complaints about sweat or an unpleasant texture.

Evidence available for one product

Other features

Ease of use
Lenovo Legion Go SNo score yet
Asus ROG Xbox Ally X20
2.6

Quick settings and controller shortcuts help, but ordinary Windows tasks can still mean tiny touch targets and awkward trips to the desktop. Experiences range from near-console convenience to substantial frustration.

Accessibility features
Lenovo Legion Go SNo score yet
Asus ROG Xbox Ally X20
4.0

The anti-flicker setting is a welcome attempt to help users affected by OLED dimming. It offers potential mitigation rather than a guarantee of comfort.

Accessory compatibility
Lenovo Legion Go SNo score yet
Asus ROG Xbox Ally X20
4.3

AR-glasses integration and useful protective cases receive substantial praise. Existing Xbox Ally X cases often fail to fit, and reactions to the size and usefulness of bundle accessories vary.

Device compatibility
Lenovo Legion Go SNo score yet
Asus ROG Xbox Ally X20
4.1

Ports and external-device flexibility are generally appreciated, with several successful TV, monitor and peripheral setups. One account reports serious monitor and controller handoff issues, so the experience is not uniformly dependable.

Fingerprint reader
Lenovo Legion Go SNo score yet
Asus ROG Xbox Ally X20
5.0

Fingerprint unlocking is appreciated for convenience. One comparison also finds it more consistent than the reader on an MSI rival.

Microphone quality
Lenovo Legion Go SNo score yet
Asus ROG Xbox Ally X20
2.0

The built-in microphone is considered below the standard of the device’s better features. Its presence is useful, but capture quality does not earn praise.

Multiplayer experience
Lenovo Legion Go SNo score yet
Asus ROG Xbox Ally X20
4.0

Online FIFA play is described as fun on the handheld. This is a positive experience with that game rather than a broad assessment of every online service.

Packaging presentation
Lenovo Legion Go SNo score yet
Asus ROG Xbox Ally X20
4.0

The collector bundle’s Pelican case and presentation can feel unusually impressive. Missing chargers and cables in some European review packages fall short of the expectations created by premium pricing.

Repairability
Lenovo Legion Go SNo score yet
Asus ROG Xbox Ally X20
2.0

The integrated controls cannot be swapped like a separate controller. Repairing them requires opening the handheld, making long-term stick durability especially valuable.

Battery and charging

Charging speed
Lenovo Legion Go SNo score yet
Asus ROG Xbox Ally X20
4.8

Fast charging is welcomed for reducing downtime, with compatible higher-power adapters offering quicker partial refills. Charging speed is distinct from the much more variable gaming runtime.

Ownership and support

Cloud gaming support
Lenovo Legion Go S
5.0

Cloud and streamed gaming are viewed very positively where tested. GeForce Now can feel close to local play on a strong connection, and general game streaming is described as working well.

Asus ROG Xbox Ally X20No score yet
Subscription service value
Lenovo Legion Go SNo score yet
Asus ROG Xbox Ally X20
2.7

The bundled Game Pass trial is a small bonus rather than a major offset to the price. Eligibility restrictions for existing subscribers and the included subscription tier reduce its appeal.

Controls and connectivity

Media app support
Lenovo Legion Go SNo score yet
Asus ROG Xbox Ally X20
4.0

The screen and speakers make video and general media use appealing. This praise concerns the viewing and listening experience rather than a specific app catalog.

Software and driver support
Lenovo Legion Go SNo score yet
Asus ROG Xbox Ally X20
2.7

Support attracts opposing judgments, with praise for ASUS’s relative effort alongside complaints about slow releases. Delayed fixes for visible game-rendering faults are a particular frustration.

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