Companies similar to Valve Steam Deck?

If you mean companies making handheld gaming PCs similar to Valve’s Steam Deck, the main ones are:

• ASUS — ROG Ally / ROG Ally X and the newer ROG Xbox Ally line.Pocket Tactics+1
• Lenovo — Legion Go / Legion Go S / Legion Go 2.TechRadar
• MSI — Claw series, including newer AMD- and Intel-based models.
• AYANEO — Premium handheld PCs such as the AYANEO NEXT series.
• GPD (GamePad Digital) — Smaller, often more unusual handheld PCs such as Win Mini/Win 4.
• OneXPlayer / One-Netbook — High-end handheld PCs, including larger-screen models.
• Acer — Predator/Nitro handheld gaming PCs, including newer models entering the market in 2026.GamesRadar+
• Nintendo — Switch is a different ecosystem rather than a PC handheld, but it competes for the same portable-gaming audience.

The market has expanded considerably around the Steam Deck; ASUS, Lenovo, MSI, GPD, AYANEO, and One-Netbook are among the established names in the handheld-PC category.Liliputing

If you're looking for companies like Valve as a business

If you mean companies comparable to Valve itself—privately held gaming/technology companies that make both hardware and software/platforms—I'd look at Sony, Nintendo, Microsoft/Xbox, Epic Games, and Tencent, though their business models differ substantially.

If you're asking because you're looking for companies to invest in / work for / study as competitors, tell me which one and I can give you a much more targeted list.

If you mean companies that make handheld gaming PCs similar to Valve’s Steam Deck, the main competitors in 2026 are:

• ASUS — ROG Ally / ROG Xbox Ally family. Windows-based handhelds, generally emphasizing higher performance and broader PC-game compatibility.Pocket Tactics+1
• Lenovo — Legion Go / Legion Go 2 / Legion Go S. One of the closest competitors; some newer Legion models also offer SteamOS, making them especially close to the Steam Deck concept.TechRadar+1
• MSI — Claw series. Premium Windows handhelds using Intel and AMD hardware depending on model.TechRepublic+1
• AYANEO — Lots of compact Windows and Android handhelds, often with unusual form factors and higher-end components.
• GPD (GamePad Digital) — Win Mini, Win 4, Win 5, etc. More niche handheld PCs, often closer to tiny laptops with keyboards.
• OneXPlayer / One-Netbook — High-performance handheld PCs and mini gaming computers.
• Nintendo — Switch/Switch 2 competes for the broader portable-gaming audience, although it's a dedicated console rather than a PC handheld.

The closest companies to Valve

If you're asking because you're looking for companies similar to Valve as a business—i.e. companies that combine hardware + digital game stores + gaming software/platforms—that's a somewhat different list.

If you mean companies that make devices similar to Valve’s Steam Deck (handheld PC gaming consoles), the main competitors are:

Company	Similar device(s)	How they compare to Steam Deck
ASUS	ROG Ally, ROG Ally X, ROG Xbox Ally	More powerful AMD chips, Windows-based, better compatibility with non-Steam games, usually higher price.Pocket Tactics+1
Lenovo	Legion Go, Legion Go S	Larger screens, detachable controllers on some models, some versions focus on SteamOS-like experience.TechRepublic
MSI	Claw series	Windows handhelds using Intel chips; aimed more at premium performance.TechRepublic+1
AYANEO	AYANEO 2, AYANEO Air, AYANEO Kun, AYANEO 3	Premium niche handhelds with many form factors; often more expensive than Steam Deck.Liliputing
GPD	GPD Win Mini, GPD Win 4, GPD Win Max	Small PC makers focused on compact handheld computers with keyboards and unusual designs.Liliputing
One-Netbook	ONEXPLAYER series	High-end handheld PCs, often with large displays and strong specs.Liliputing
Nintendo	Switch / Switch OLED	Not a PC handheld, but competes for portable gaming time with a different game ecosystem.TechRadar

Closest Steam Deck alternatives by type

• Want the same “console-like” feel:

• Lenovo Legion Go S (especially SteamOS versions)TechRepublic

• Steam Deck OLED remains the closest experience because it uses Valve’s SteamOS ecosystem.PCGamesN

• Want more power:

• ASUS ROG Ally X

• Lenovo Legion Go

• MSI Claw high-end modelsTechRepublic+1

The Steam Deck’s biggest differentiator is not just hardware—it’s Valve’s SteamOS interface, controller-focused design, and console-like suspend/resume behavior. Many competitors use Windows, which gives broader software compatibility but can feel less streamlined on a handheld.TechRepublic+1

If you mean companies that make handheld gaming PCs similar to Valve’s Steam Deck, there are quite a few now. The biggest competitors are:

• ASUS — ROG Ally / ROG Ally X / ROG Xbox Ally. Probably Valve’s most direct major-brand competitor.TechRadar+1
• Lenovo — Legion Go / Legion Go S / Legion Go 2. Particularly interesting because the Legion Go S is available with SteamOS, making it closer to the Steam Deck experience.Tom's Hardware
• MSI — Claw series. Uses Windows and Intel or AMD chips depending on model; aimed at higher-performance handheld gaming.Tom's Hardware
• AYANEO — Premium handheld PCs such as the AYANEO 3 and NEXT series. More boutique/enthusiast-focused and generally more expensive.
• GPD — Makes small PC handhelds such as the GPD Win series, often with unusual designs and strong PC functionality.
• OneXPlayer / One Netbook — Another enthusiast-oriented manufacturer of high-end Windows handheld PCs.
• Nintendo — Switch 2 isn't a Steam Deck competitor in the PC sense, but it competes for the same portable-gaming audience.
• Sony — PlayStation Portal competes for portable gaming, although it's primarily a PS5 streaming device rather than a standalone gaming PC.

The closest Steam Deck competitors

The most direct competitors to Valve today are ASUS, Lenovo, and MSI. The enthusiast competitors are AYANEO, GPD, and OneXPlayer. The handheld-PC market has expanded considerably since the Steam Deck popularized the category.Liliputing+1

If you're asking because you're looking for companies to invest in / work for / study as Valve competitors, I can also give you a list of 20 companies similar to Valve, including gaming hardware + Steam-like digital storefront companies.

If you are looking for companies and brands that make portable handheld gaming PCs similar to the Valve Steam Deck , several major tech companies and specialized manufacturers offer direct competitors.

The top companies in this space include:

• ASUS — Maker of the ASUS ROG Ally and ROG Ally X. These run on Windows rather than SteamOS, feature high-refresh-rate 1080p screens, and use powerful AMD Ryzen Z1/Z1 Extreme processors designed for raw portable performance.
• Lenovo — Creator of the Lenovo Legion Go series. The Legion Go stands out with an ultra-large 8.8-inch display, high-resolution options, and detachable "TrueStrike" controllers that double as a mouse setup for FPS games.[1][2]
• MSI — Entered the market with the MSI Claw , notable for shifting away from AMD and utilizing Intel Core Ultra processors alongside Intel XeSS upscaling technology.
• AYANEO — A specialized boutique manufacturer known for iterating rapidly on a massive catalog of premium, ultra-compact, and high-spec Windows handhelds (such as the AYANEO 2, Air, and Kun series) targeting enthusiasts who want top-tier materials and smaller form factors.
• GPD (GamePad Digital) — A pioneer in portable Windows gaming devices. Unlike standard dedicated slabs, GPD specializes in unique form factors like clamshell mini-laptops with built-in controllers (GPD Win Mini ) and dual-use hybrid keyboard/gaming devices (GPD Win Max).[1][2]
• One-Netbook (ONEXPLAYER) — Known for the OneXPlayer and OneXFly lineups, focusing on large screens, high-end mobile processors, and performance-heavy builds tailored for hardcore PC gamers on the move.

Are you looking for a handheld that runs SteamOS (like the Steam Deck), or are you open to Windows-based alternatives? If you share your budget or preferred game types , I can help you find the best fit.

If you mean companies that make handheld gaming PCs similar to Valve’s Steam Deck, the main competitors are:

• ASUS — ROG Ally / ROG Ally X and newer ROG Xbox Ally models. Probably Valve’s most direct major-brand competitor.Pocket Tactics+1
• Lenovo — Legion Go / Legion Go 2 / Legion Go S. Known for larger screens, detachable controllers, and now SteamOS options.TechRadar+1
• MSI — Claw series. Focuses on higher-end Windows handhelds, including Intel- and AMD-based models.SoVis Games
• AYANEO — Premium handheld PCs such as the AYANEO 3; generally more expensive and enthusiast-oriented.Handheld Verdict+1
• GPD (GamePad Digital) — Very compact PC handhelds, often with unusual laptop-like designs and keyboards.Liliputing
• ONEXPLAYER / One-Netbook — High-end Windows handheld PCs, often emphasizing performance and larger displays.Liliputing
• AOKZOE — Another enthusiast-focused manufacturer of powerful Windows handheld PCs.Liliputing
• Nintendo — Not a direct PC competitor, but the Switch line competes for the same portable-gaming audience.TechRadar

If you're looking for companies most similar to Valve

I'd rank them roughly:

Valve → ASUS → Lenovo → MSI → AYANEO → GPD → ONEXPLAYER/AOKZOE

The interesting distinction is that Valve is primarily selling the SteamOS + Steam ecosystem, while most competitors sell Windows handheld hardware. Lenovo is becoming particularly interesting because the Legion Go S is available with SteamOS, bringing it closer to the Steam Deck experience.Handheld Verdict+1

If you're asking because you're looking for public companies similar to Valve as an investment/business comparison, that's a different list—I can give you the closest publicly traded comps.