Steam Deck OLED vs Legion Go S vs ROG Ally

What if your next gaming session didn’t have to be tethered to a desk or console? The rise of handheld gaming consoles has transformed how we play, offering the freedom to take AAA titles or indie gems on the go. With Valve’s bold move to extend official SteamOS support to third-party devices, the competition among portable gaming systems has never been fiercer—or more exciting. Enter the Steam Deck OLED, Lenovo Legion Go S, and ASUS ROG Ally: three distinct handhelds vying for your attention with their unique blend of power, design, and features. But which one truly delivers the best experience for your gaming style?

In this comprehensive comparison, ETA Prime compares the specs, performance, battery life, and usability of these standout devices. Whether you’re drawn to the vivid OLED display of the Steam Deck, the larger screen real estate of the Legion Go S, or the raw power and customization potential of the ROG Ally, this overview will help you navigate the intricate landscape of handheld gaming. By the end, you’ll have a clearer picture of which console aligns with your gaming priorities—be it portability, performance, or immersive visuals. Let’s explore what sets these devices apart and why your next gaming adventure might just fit in the palm of your hand.

Handheld Gaming Console Comparison

TL;DR Key Takeaways :

Valve’s expansion of SteamOS support to third-party handheld gaming devices has broadened options for gamers, reshaping the portable gaming market.
The Steam Deck OLED offers a balanced experience with a vibrant 7.4-inch OLED display, optimized SteamOS, and strong energy efficiency, making it ideal for casual and indie gamers.
The Lenovo Legion Go S features a larger 8-inch IPS display with a 120Hz refresh rate, ergonomic design, and versatility, catering to gamers who prioritize screen size and comfort.
The ASUS ROG Ally delivers top-tier performance with its Ryzen Z1 Extreme APU and RDNA3 GPU, excelling in demanding AAA titles but requiring battery upgrades for extended playtime.
Each device caters to specific gaming preferences: Steam Deck OLED for efficiency, Legion Go S for display and comfort, and ROG Ally for performance and customization potential.

Steam Deck OLED: Balanced Efficiency and Seamless Compatibility

The Steam Deck OLED represents an evolution of Valve’s original Steam Deck, introducing a 7.4-inch OLED display with a 90Hz refresh rate. This upgrade enhances the visual experience with vibrant colors and deeper contrasts, making games more immersive. Powered by a custom AMD Zen 2 APU (4 cores, 8 threads) and an RDNA2 GPU, the device delivers a balanced performance suitable for a wide range of games. With pricing starting at $439 for refurbished models and reaching $649 for new units, it remains an accessible choice for many gamers.

One of the Steam Deck OLED’s standout features is its optimized SteamOS, which ensures smooth compatibility with an extensive library of games. Its battery life is another strong point, offering up to 5+ hours for indie games and approximately 2 hours for AAA titles at a 15W TDP. This makes it an excellent option for gamers who value energy efficiency, ease of use, and a robust game library. The device’s compact design and seamless integration with Steam’s ecosystem further enhance its appeal for casual and dedicated gamers alike.

Lenovo Legion Go S: Bigger Screen, Enhanced Comfort

The Lenovo Legion Go S differentiates itself with an 8-inch IPS display featuring a 120Hz variable refresh rate. This larger screen provides a more immersive gaming experience, particularly for players who prioritize screen real estate and smoother visuals. Under the hood, the device is powered by the Ryzen Z2 Go APU, which incorporates Zen 3+ architecture, 4 cores, 8 threads, and a 12-compute-unit RDNA2 GPU. Prices range from $580 for open-box models to $649 for new units, positioning it as a direct competitor to the Steam Deck OLED.

Although the IPS display lacks the color depth and contrast of OLED technology, its larger size and higher refresh rate make it a compelling choice for gamers who value visual fluidity. The Legion Go S offers comparable battery life to the Steam Deck OLED, though it tends to drain faster during AAA gaming sessions. Its ergonomic design ensures comfort during extended play, making it particularly suitable for users who engage in long gaming sessions. Additionally, the device’s larger screen enhances its usability for multitasking or streaming content, adding versatility to its feature set.

2025 Handheld Games Consoles Compared

Watch this video on YouTube.

Below are more guides on SteamOS from our extensive range of articles.

ASUS ROG Ally: High Performance with Customization Potential

The ASUS ROG Ally stands out as the most powerful device in this comparison, designed for gamers who demand top-tier performance. It features the Ryzen Z1 Extreme APU, built on Zen 4 architecture, with 8 cores, 16 threads, and a 12-compute-unit RDNA3 GPU. This advanced hardware enables the ROG Ally to handle demanding AAA titles with ease, delivering smooth gameplay and impressive graphical fidelity. The device includes a 7-inch IPS display with a 120Hz variable refresh rate and is priced between $440 for open-box models and $649 for new units.

While the ROG Ally’s stock 40Wh battery limits its runtime, upgrading to a 65Wh battery significantly improves its endurance, making it more suitable for extended gaming sessions. Its mod-friendly design appeals to enthusiasts who enjoy customizing their devices, whether through hardware upgrades or software tweaks. Performance benchmarks consistently place the ROG Ally ahead of its competitors, excelling in graphically intensive games like Cyberpunk 2077 and Shadow of the Tomb Raider. However, its shorter battery life and higher power consumption may require compromises for gamers prioritizing portability.

Performance Benchmarks and Battery Life: Key Differences

Performance and battery life are critical factors when comparing these handheld gaming devices. Each device offers unique strengths in these areas, catering to different gaming styles and preferences.

Steam Deck OLED: Focuses on efficiency, offering the best runtime for indie games and steady performance for casual gaming sessions.
Lenovo Legion Go S: Balances a larger screen and higher refresh rate with competitive performance, though its battery life may fall short during intensive gaming.
ASUS ROG Ally: Delivers unmatched performance for AAA titles but requires a battery upgrade to sustain longer playtimes.

The ROG Ally leads in raw performance, using its advanced Zen 4 architecture and RDNA3 GPU to handle demanding games effortlessly. The Legion Go S offers a middle ground, with its larger display and 120Hz refresh rate enhancing gameplay for visually demanding titles. Meanwhile, the Steam Deck OLED excels in indie game performance and energy efficiency, making it a reliable choice for casual gamers.

Choosing the Right Handheld Gaming Console

Selecting the ideal handheld gaming console depends on your individual gaming priorities and preferences. Each device in this comparison caters to specific needs, offering distinct advantages:

Steam Deck OLED: Best suited for gamers who prioritize compatibility, ease of use, and energy efficiency. Its optimized SteamOS and extensive game library make it a versatile choice for casual and indie gaming.
Lenovo Legion Go S: Ideal for those who value a larger display and ergonomic design, making it perfect for extended gaming sessions and multitasking.
ASUS ROG Ally: Tailored for performance enthusiasts who seek maximum capability and are willing to invest in upgrades for extended playtime and customization.

Ultimately, the right choice depends on your gaming style and priorities. Whether you’re drawn to performance, display quality, or battery life, these devices offer compelling options for handheld gaming enthusiasts. Carefully evaluate your needs to determine which device aligns best with your gaming preferences and lifestyle.

Media Credit: ETA PRIME

Filed Under: Gadgets News

Latest Geeky Gadgets Deals

Disclosure: Some of our articles include affiliate links. If you buy something through one of these links, Geeky Gadgets may earn an affiliate commission. Learn about our Disclosure Policy.