Lenovo Legion Go S vs ASUS ROG Ally X

ASUS ROG Ally X wins — ROG Ally X wins on performance; Legion Go S wins on value, especially the SteamOS model

Scores: Lenovo Legion Go S 7.5/10 · ASUS ROG Ally X 7.7/10

ROG Ally X wins on performance; Legion Go S wins on value, especially the SteamOS model.

Spec-by-spec comparison

Lenovo Legion Go SASUS ROG Ally X
APURyzen Z1 ExtremeRyzen Z1 (non-Extreme)
GPU CUs12 CU RDNA 34 CU RDNA 3
Display7" 1080p IPS 120Hz8" 1200p IPS 60Hz
RAM24 GB LPDDR5X16 GB LPDDR5X
OS OptionsWindows 11Windows 11 or SteamOS
Battery80 Wh55.5 Wh

Lenovo Legion Go S

What works

  • Z1 Extreme GPU is ~2–2.5× faster for demanding titles
  • 80 Wh battery with longer gaming sessions at high TDP
  • Premium ROG build quality and better grip ergonomics

What doesn't

  • $799 is a steep premium over Legion Go S
  • Windows 11 handheld UX requires more configuration
  • Heavier at 678g than most handheld competitors

ASUS ROG Ally X

What works

  • $499 SteamOS model — $300 cheaper than Ally X
  • 8-inch 1200p display is the largest in the handheld PC segment
  • SteamOS version delivers polished controller-first OS experience

What doesn't

  • Z1 non-Extreme GPU struggles with demanding 2026 titles at quality settings
  • Sustained 25W TDP causes thermal throttling
  • SteamOS model lacks native Epic/Xbox Game Pass access

Bottom line

Our pick: ASUS ROG Ally X.

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