Valve - Steam Deck OLED 1TB vs Microsoft - Xbox Series S 1TB
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Valve - Steam Deck OLED 1TB | Microsoft - Xbox Series S 1TB |
|---|---|---|
| RAM | 16 GB | 10 GB |
| Max refresh | 90 Hz | 120 Hz |
| Ray tracing | false | true |
| Max resolution | 1080p | 4K |
Between the Steam Deck OLED 1TB and Xbox Series S 1TB, the Steam Deck OLED 1TB comes out ahead in ram, while the Xbox Series S 1TB wins on max refresh / ray tracing. Overall, the Steam Deck OLED 1TB scores 57.2 and the Xbox Series S 1TB scores 66.6 on our Mars Score.
Which should you buy?
The Xbox Series S 1TB is the clear pick on raw spec strength, leading by 9.4 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the Steam Deck OLED 1TB if you push the hardware — gaming, on-device AI, heavy multitasking — and the extra compute headroom is worth the trade-offs. The biggest gaps in its favor are ram. The single most decisive one: RAM — 60.00% more. 16 GB vs 10 GB.
Pick the Xbox Series S 1TB if you care most about max refresh / ray tracing. Its strongest claims are max refresh, ray tracing, max resolution. The single most decisive one: Max refresh — 33.33% more. 120 Hz vs 90 Hz.
Both ship with comparable storage, disc drive, vrr, so those specs do not separate the two — focus on the differences below.
Bottom line: the Xbox Series S 1TB is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: Valve - Steam Deck OLED 1TB or Microsoft - Xbox Series S 1TB?
Microsoft - Xbox Series S 1TB leads the current Mars Score by 9.4 points.The more useful decision is the trade-off behind that result: compare ram, max refresh, max resolution against the way you will actually use the product.
Choose Valve - Steam Deck OLED 1TB if…
Valve - Steam Deck OLED 1TB has the measurable edge on ram gb.
Choose Microsoft - Xbox Series S 1TB if…
Microsoft - Xbox Series S 1TB has the measurable edge on max refresh hz, has ray tracing, max resolution.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Valve - Steam Deck OLED 1TB wins
- ▲RAM — 60.00% more. 16 GB vs 10 GB.
Why Microsoft - Xbox Series S 1TB wins
- ▲Max refresh — 33.33% more. 120 Hz vs 90 Hz.
- ▲Has Ray tracing.
- ▲Max resolution: 4K (vs 1080p).
Spec comparison
Performance
| Spec | Valve - Steam Deck OLED 1TB | Microsoft - Xbox Series S 1TB |
|---|---|---|
| CPU | AMD Zen 2 4-core | AMD Zen 2 8-core |
| GPU | AMD RDNA 2 (1.6 TFLOPS) | AMD RDNA 2 (4 TFLOPS) |
| RAMⓘ | 16 GBlead | 10 GB |
| Max resolution | 1080p | 4Klead |
| Max refreshⓘ | 90 Hz | 120 Hzlead |
| Ray tracing | false | truelead |
| VRRⓘ | true | true |
Storage
| Spec | Valve - Steam Deck OLED 1TB | Microsoft - Xbox Series S 1TB |
|---|---|---|
| Storageⓘ | 1024 GB | 1024 GB |
| Storage typeⓘ | NVMe SSD | NVMe SSD |
| Expandable storageⓘ | true | true |
Design & I/O
| Spec | Valve - Steam Deck OLED 1TB | Microsoft - Xbox Series S 1TB |
|---|---|---|
| Disc drive | false | false |
| HDMIⓘ | 0 | 2.1lead |
| USB ports | 1 | 3lead |
| Weight | 0.640 kglead | 1.93 kg |
| VR support | false | false |
Frequently asked
Does Steam Deck OLED 1TB or Xbox Series S 1TB have a disc drive?+
Neither has a disc drive.
Which supports higher refresh rates, Steam Deck OLED 1TB or Xbox Series S 1TB?+
Xbox Series S 1TB supports up to 120Hz vs 90Hz.