Device comparison

Two devices. One clear decision.

Choose the exact models, then compare every available specification in one aligned view.

Missing information stays missing. Only stored specifications are shown.

Device A

ROG Ally (2023)

ASUS · Gaming

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Device B

Lenovo · Gaming

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Complete comparison

Every available group and stored value, aligned by field.

Differences only

CPU1 field

Specification	ROG Ally (2023)	Legion Go S
Processor	AMD Ryzen Z1 Extreme, 8-core / 16-thread Zen 4 up to 5.1 GHz (9–30 W); Ryzen Z1 6-core option.	AMD Ryzen Z2 Go, 4-core / 8-thread Zen 3+ up to 4.3 GHz; Ryzen Z1 Extreme option on higher models.

GPU (Graphics)4 fields

Specification	ROG Ally (2023)	Legion Go S
AI Upscaling	AMD FSR and Radeon Super Resolution.	AMD FSR and Radeon Super Resolution.
Advanced Ray Tracing	Hardware ray tracing supported (RDNA 3).	Supported by the GPU but limited at handheld power.
Compute Power	Up to 8.6 TFLOPs (AMD figure for the Z1 Extreme).	About 3.4 TFLOPs (Z2 Go); up to 8.6 TFLOPs with Z1 Extreme.
Graphics Engine	AMD Radeon RDNA 3 GPU (780M-class), 12 compute units up to 2.7 GHz.	AMD Radeon RDNA 2 GPU (680M-class), 12 compute units at 2.2 GHz on the Z2 Go.

GAMING OUTPUT3 fields

Specification	ROG Ally (2023)	Legion Go S
Max Resolution	7-inch IPS touchscreen at 1920 × 1080; external displays up to 4K over USB-C.	8-inch IPS touchscreen at 1920 × 1200.
Refresh Rate	120 Hz.	120 Hz.
VRR & HDR	AMD FreeSync Premium Variable Refresh Rate; no HDR on the built-in screen.	Variable Refresh Rate supported; no HDR.

LAUNCH DATE3 fields

Specification	ROG Ally (2023)	Legion Go S
Announced	Announcement date not recorded	Announcement date not recorded
Released	13 June 2023 (Z1 Extreme); Z1 model Q3 2023	14 February 2025 (Windows); 25 May 2025 (SteamOS)
Status	Available while stocks last (superseded by ROG Ally X and ROG Xbox Ally)	Available

MEMORY1 field

Specification	ROG Ally (2023)	Legion Go S
System Memory	16 GB LPDDR5-6400.	16 GB or 32 GB LPDDR5X-6400.

COMMUNICATION5 fields

Specification	ROG Ally (2023)	Legion Go S
Bluetooth	5.2.	5.3.
Ethernet	None (USB-C adapter needed).	None (USB-C adapter needed).
HDMI	None (video output over USB-C DisplayPort or XG Mobile).	None (video output over USB-C DisplayPort).
USB Ports	1 × USB-C 3.2 Gen 2 with DisplayPort 1.4 Alt Mode and Power Delivery 3.0; ROG XG Mobile external-GPU port.	2 × USB4 Type-C with DisplayPort and Power Delivery.
WLAN	Wi-Fi 6E tri-band.	Wi-Fi 6E.

ADDITIONAL INFORMATION2 fields

Specification	ROG Ally (2023)	Legion Go S
Launch Price (USD)	$699.99 (reference only — see Price in Nigeria above for the actual retail price)	$729.99 (reference only — see Price in Nigeria above for the actual retail price)
Price in Nigeria	₦980,000 (Stored estimate)	₦1,022,000 (Stored estimate)

STORAGE2 fields

Specification	ROG Ally (2023)	Legion Go S
Expandable	microSD card slot (UHS-II); M.2 2230 SSD can be replaced.	microSD card slot; M.2 2242 SSD can be replaced.
Internal Storage	512 GB M.2 2230 NVMe SSD.	512 GB or 1 TB M.2 2242 NVMe SSD.

CONTROLLER1 field

Specification	ROG Ally (2023)	Legion Go S
Controller	Built-in Xbox-layout controls with hall-effect analog triggers, gyro and two rear macro buttons.	Built-in (non-detachable) controls with hall-effect sticks, adjustable-travel triggers and rear buttons.

PERFORMANCE ENHANCEMENT2 fields

Specification	ROG Ally (2023)	Legion Go S
Backward Compatibility	Windows 11 handheld: Steam, Xbox Game Pass, Epic and other PC stores; cloud gaming.	Windows 11 or SteamOS versions; the SteamOS model is the first licensed non-Valve SteamOS handheld.
Game Boost	Armoury Crate SE performance modes (Silent / Performance / Turbo) and per-game profiles.	Legion Space (Windows) or Steam's Quick Access performance controls (SteamOS).