Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | ASUS - ROG Ally Z1 | Nintendo - Switch OLED |
|---|---|---|
| Storage | 512 GB | 64 GB |
| RAM | 16 GB | 4 GB |
| Max refresh | 120 Hz | 60 Hz |
| Ray tracing | true | false |
| VRR | true | false |
Between the ROG Ally Z1 and Switch OLED, the ROG Ally Z1 comes out ahead in storage / ram, while the Switch OLED wins on several specs. Overall, the ROG Ally Z1 scores 54.6 and the Switch OLED scores 38.4 on our Mars Score.
Which should you buy?
The ROG Ally Z1 is the clear pick on raw spec strength, leading by 16.2 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 ROG Ally Z1 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 storage, ram, max refresh, among others. The single most decisive one: Storage — 700.00% more. 512 GB vs 64 GB.
The Switch OLED similarly does not carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
Both ship with comparable max resolution, disc drive, vr support, so those specs do not separate the two — focus on the differences below.
Bottom line: the ROG Ally Z1 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: ASUS - ROG Ally Z1 or Nintendo - Switch OLED?
ASUS - ROG Ally Z1 leads the current Mars Score by 16.2 points.The more useful decision is the trade-off behind that result: compare ram, storage, max refresh against the way you will actually use the product.
Choose ASUS - ROG Ally Z1 if…
ASUS - ROG Ally Z1 has the measurable edge on storage gb, ram gb, max refresh hz.
Choose Nintendo - Switch OLED if…
Nintendo - Switch OLED does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
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 ASUS - ROG Ally Z1 wins
- ▲Storage — 700.00% more. 512 GB vs 64 GB.
- ▲RAM — 300.00% more. 16 GB vs 4 GB.
- ▲Max refresh — 100.00% more. 120 Hz vs 60 Hz.
- ▲Has Ray tracing.
- ▲Has VRR.
Why Nintendo - Switch OLED wins
- No decisive advantages.
Spec comparison
Performance
| Spec | ASUS - ROG Ally Z1 | Nintendo - Switch OLED |
|---|---|---|
| CPU | AMD Ryzen Z1 | Nvidia Tegra X1+ |
| GPU | AMD RDNA 3 (~4 TFLOPS) | Nvidia Maxwell (~0.4 TFLOPS docked) |
| RAMⓘ | 16 GBlead | 4 GB |
| Max resolution | 1080p | 1080p |
| Max refreshⓘ | 120 Hzlead | 60 Hz |
| Ray tracing | truelead | false |
| VRRⓘ | truelead | false |
Storage
| Spec | ASUS - ROG Ally Z1 | Nintendo - Switch OLED |
|---|---|---|
| Storageⓘ | 512 GBlead | 64 GB |
| Storage typeⓘ | NVMe SSDlead | eMMC |
| Expandable storageⓘ | true | true |
Design & I/O
| Spec | ASUS - ROG Ally Z1 | Nintendo - Switch OLED |
|---|---|---|
| Disc drive | false | false |
| HDMIⓘ | 0 | 1.4lead |
| USB ports | 1 | 2lead |
| Weight | 0.608 kg | 0.420 kglead |
| VR support | false | false |
Frequently asked
Does ROG Ally Z1 or Switch OLED have a disc drive?+
Neither has a disc drive.
Which has more storage, ROG Ally Z1 or Switch OLED?+
ROG Ally Z1 ships with 512GB of NVMe SSD.
Which supports higher refresh rates, ROG Ally Z1 or Switch OLED?+
ROG Ally Z1 supports up to 120Hz vs 60Hz.