SteamOS is slowly becoming an alternative to Windows for handheld gaming devices. After launching the Steam Deck with SteamOS, its own operating system,

Lenovo Legion Go S pre-orders just went live at Best Buy, and you can now reserve the Windows 11 version for $729. There's no sign of the SteamOS model yet, which just so happens to the the handheld I'm most hyped for so far. However, if you'd rather embrace the versatility of Microsoft's PC operating system, this is the version for you.

The Lenovo Legion Go S with Windows or SteamOS also joins a prototype for the Lenovo Go 2, now with controllers you can comfortably hold.

The Windows version of the Legion Go S is up for preorder ahead of its imminent release, while the SteamOS version is expected to arrive in May.

The SteamOS Legion Go S model is the most interesting of the two since it's the first non-Steam Deck handheld that utilizes Valve’s operating system. If you’ve read any of our handheld reviews, then you know Windows 11 has been a major sore spot for these systems since Microsoft’s OS doesn’t work well on these systems.

We’ve seen a lot of handheld gaming PCs emerge since the smashing debut of the Steam Deck, which more or less reinvented the form factor. But all of the existing designs from major brands have used Windows as their operating system.

Lenovo's Ben Green recently answered a bunch of questions about the 2025 Legion Go 2 and Legion Go S, and shared some lesser-known details along the way.

Lenovo's brand new Legion Go S gaming handheld is now available to preorder at Best Buy for $729.99. It releases on February 14.

The Lenovo Legion Go S is the world’s first officially licensed handheld powered by SteamOS, so you can access all the games you know and love on the go.