Head-to-head

ASUS ROG Xbox Ally vs ASUS ROG Xbox Ally X vs Lenovo Legion Go S (SteamOS)

ASUS ROG Xbox Ally

9.0 $599

ASUS ROG Xbox Ally X

9.2 $999

Lenovo Legion Go S (SteamOS)

9.1 $599

Verdict

ASUS ROG Xbox Ally

The value way into Windows handheld gaming. Microsoft's Xbox full-screen interface makes it feel console-like, while Windows runs Game Pass, Steam, Epic, and every anti-cheat game. It's far weaker than the Ally X and the screen's IPS, but at ~$499 on sale it's a steal.

ASUS ROG Xbox Ally

The handheld for running new AAA at real settings. The Z2 Extreme, 24GB RAM, and the biggest battery in its class put it ~85% ahead of a Steam Deck, and Windows runs everything. At $999 it's overkill for indies or retro, the screen's IPS not OLED, and it's heavy.

Lenovo Legion Go S

The practical SteamOS pick while the Deck stays pricey and scarce. Same boot-straight-into-Steam simplicity on newer hardware, with a bigger, sharper 8-inch 120Hz screen, usually in stock around $599. The base Z2 Go chip trails on demanding games and there are no trackpads.

Best for

ASUS ROG Xbox Ally

Game Pass subscribers and players with libraries spread across Steam, Epic, Battle.net, and Xbox — full Windows runs every launcher and every anti-cheat multiplayer game.

ASUS ROG Xbox Ally

Players who want to run current AAA releases at solid settings on a handheld, with the Ryzen AI Z2 Extreme, 24GB of RAM, 1TB storage, and a big 80Wh battery to back it up.

Lenovo Legion Go S

Buyers who wanted a Steam Deck but balked at 2026 prices and stock — you get the same console-simple SteamOS on newer hardware with a bigger 8-inch 120Hz screen, usually in stock.

Avoid if

ASUS ROG Xbox Ally

Windows on a handheld still means occasional driver updates, pop-ups, and tinkering — if you want zero maintenance, pick a SteamOS device or the Switch 2. Battery life under heavy loads trails the efficiency-tuned SteamOS machines.

ASUS ROG Xbox Ally

It's $999 — overkill if you mostly play indies, retro games, or older titles a $599 machine handles fine. And it's still Windows: more capable, not more relaxing, than SteamOS.

Lenovo Legion Go S

The entry Z2 Go chip trails the Steam Deck in some demanding games and is well behind the Ally X — performance chasers should spend up. No trackpads, so desktop-style games are clumsier than on a Deck.

Score breakdown

fit

ASUS ROG X

9.1

ASUS ROG X

9.2

Lenovo Leg

9.1

ease

ASUS ROG X

8.7

ASUS ROG X

8.5

Lenovo Leg

9.1

value

ASUS ROG X

9.1

ASUS ROG X

8.2

Lenovo Leg

9.0

quality

ASUS ROG X

8.8

ASUS ROG X

9.3

Lenovo Leg

8.9

Specs

Windows 11 + Xbox Full Screen Experience

SteamOS (console-like; suspend/resume, cloud saves)

chip

AMD Ryzen Z2 A

AMD Ryzen AI Z2 Extreme

AMD Ryzen Z2 Go (Z1 Extreme on higher config)

price

$599 (often ~$499 on sale)

$999

$599 base (often ~$549 on sale)

memory

16GB LPDDR5

24GB LPDDR5X

16GB LPDDR5X (32GB on higher config)

weight

~1.48 lb

~715 g (1.58 lb)

—

battery

60Wh

80Wh

55.5Wh; short runtime; Rapid Charge (50% in 30 min)

display

7-inch 1080p 120Hz IPS touchscreen

7-inch 1080p 120Hz IPS (no OLED)

8-inch 1920x1200 IPS, 120Hz, VRR, 500 nits

storage

512GB SSD; microSD

1TB SSD; microSD

512GB SSD; microSD expandable

ports

—

2x USB4 Type-C (power/data/video)

Buy →Buy →Buy →

	ASUS ROG Xbox Ally	ASUS ROG Xbox Ally X	Lenovo Legion Go S (SteamOS)
Score	9.0	9.2	9.1
Price	$599	$999	$599
Verdict	The value way into Windows handheld gaming. Microsoft's Xbox full-screen interface makes it feel console-like, while Windows runs Game Pass, Steam, Epic, and every anti-cheat game. It's far weaker than the Ally X and the screen's IPS, but at ~$499 on sale it's a steal.	The handheld for running new AAA at real settings. The Z2 Extreme, 24GB RAM, and the biggest battery in its class put it ~85% ahead of a Steam Deck, and Windows runs everything. At $999 it's overkill for indies or retro, the screen's IPS not OLED, and it's heavy.	The practical SteamOS pick while the Deck stays pricey and scarce. Same boot-straight-into-Steam simplicity on newer hardware, with a bigger, sharper 8-inch 120Hz screen, usually in stock around $599. The base Z2 Go chip trails on demanding games and there are no trackpads.
Best for	Game Pass subscribers and players with libraries spread across Steam, Epic, Battle.net, and Xbox — full Windows runs every launcher and every anti-cheat multiplayer game.	Players who want to run current AAA releases at solid settings on a handheld, with the Ryzen AI Z2 Extreme, 24GB of RAM, 1TB storage, and a big 80Wh battery to back it up.	Buyers who wanted a Steam Deck but balked at 2026 prices and stock — you get the same console-simple SteamOS on newer hardware with a bigger 8-inch 120Hz screen, usually in stock.
Avoid if	Windows on a handheld still means occasional driver updates, pop-ups, and tinkering — if you want zero maintenance, pick a SteamOS device or the Switch 2. Battery life under heavy loads trails the efficiency-tuned SteamOS machines.	It's $999 — overkill if you mostly play indies, retro games, or older titles a $599 machine handles fine. And it's still Windows: more capable, not more relaxing, than SteamOS.	The entry Z2 Go chip trails the Steam Deck in some demanding games and is well behind the Ally X — performance chasers should spend up. No trackpads, so desktop-style games are clumsier than on a Deck.
Score breakdown
fit	9.1	9.2	9.1
ease	8.7	8.5	9.1
value	9.1	8.2	9.0
quality	8.8	9.3	8.9
Specs
os	Windows 11 + Xbox Full Screen Experience	Windows 11 + Xbox Full Screen Experience	SteamOS (console-like; suspend/resume, cloud saves)
chip	AMD Ryzen Z2 A	AMD Ryzen AI Z2 Extreme	AMD Ryzen Z2 Go (Z1 Extreme on higher config)
price	$599 (often ~$499 on sale)	$999	$599 base (often ~$549 on sale)
memory	16GB LPDDR5	24GB LPDDR5X	16GB LPDDR5X (32GB on higher config)
weight	~1.48 lb	~715 g (1.58 lb)	—
battery	60Wh	80Wh	55.5Wh; short runtime; Rapid Charge (50% in 30 min)
display	7-inch 1080p 120Hz IPS touchscreen	7-inch 1080p 120Hz IPS (no OLED)	8-inch 1920x1200 IPS, 120Hz, VRR, 500 nits
storage	512GB SSD; microSD	1TB SSD; microSD	512GB SSD; microSD expandable
ports	—	—	2x USB4 Type-C (power/data/video)
	Buy →	Buy →	Buy →

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