Between the ROG NUC (2025) and NucBox M6, the ROG NUC (2025) comes out ahead in storage and ram, while the NucBox M6 wins on tdp and volume. Overall, the ROG NUC (2025) scores 59.1 and the NucBox M6 scores 67.1 on our Mars Score.
Which should you buy?
The NucBox M6 edges ahead on the Mars Score (59.1 vs 67.1), but the 8.0-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the ROG NUC (2025) 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, thunderbolt.
Pick the NucBox M6 if you care most about tdp and volume. Its strongest claims are tdp, volume.
There are no meaningful ties on the headline specs — every popular-comparison metric has a winner.
Bottom line: the NucBox M6 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why ASUS - ROG NUC (2025) wins
- ▲Storage — 300.00% more. 2048 GB vs 512 GB.
- ▲RAM — 100.00% more. 32 GB vs 16 GB.
- ▲Has Thunderbolt.
Why GMKtec - NucBox M6 wins
- ▲TDP — 125.00 W less. 45 vs 170.
- ▲Volume — 1.95 L less. 0.55 vs 2.5.
Spec comparison
Core
Form & I/O
| Spec | ASUS - ROG NUC (2025) | GMKtec - NucBox M6 |
|---|---|---|
| Volume | 2.5 L | 0.55 Llead |
| Weight | 1.5 kg | 0.55 kglead |
| TDPⓘ | 170 W | 45 Wlead |
| USB ports | 7lead | 4 |
| Thunderboltⓘ | truelead | false |
Spec-level deep dives
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