Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | ASUS - NUC 15 Pro | GMKtec - NucBox K11 |
|---|---|---|
| TDP | 65 W | 70 W |
| Thunderbolt | true | false |
| Volume | 0.7 L | 1.1 L |
Between the NUC 15 Pro and NucBox K11, the NUC 15 Pro comes out ahead in tdp / thunderbolt, while the NucBox K11 wins on several specs. Overall, the NUC 15 Pro scores 72.2 and the NucBox K11 scores 68.6 on our Mars Score.
Which should you buy?
The NUC 15 Pro edges ahead on the Mars Score (72.2 vs 68.6), but the 3.6-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the NUC 15 Pro if you care most about tdp / thunderbolt. The biggest gaps in its favor are tdp, thunderbolt, volume. The single most decisive one: TDP — 5.00 W less. 65 vs 70.
The NucBox K11 similarly does not carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
Both ship with comparable ram, storage, so those specs do not separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity says both are well-rounded; the differences are about trade-offs, not quality.
Which should you buy: ASUS - NUC 15 Pro or GMKtec - NucBox K11?
ASUS - NUC 15 Pro leads the current Mars Score by 3.6 points.The more useful decision is the trade-off behind that result: compare volume, tdp against the way you will actually use the product.
Choose ASUS - NUC 15 Pro if…
ASUS - NUC 15 Pro has the measurable edge on tdp w, has thunderbolt, volume l.
Choose GMKtec - NucBox K11 if…
GMKtec - NucBox K11 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 - NUC 15 Pro wins
- ▲TDP — 5.00 W less. 65 vs 70.
- ▲Has Thunderbolt.
- ▲Volume — 0.40 L less. 0.7 vs 1.1.
Why GMKtec - NucBox K11 wins
- No decisive advantages.
Spec comparison
Core
Form & I/O
| Spec | ASUS - NUC 15 Pro | GMKtec - NucBox K11 |
|---|---|---|
| Volume | 0.7 Llead | 1.1 L |
| Weight | 0.67 kglead | 0.95 kg |
| TDPⓘ | 65 Wlead | 70 W |
| USB ports | 6lead | 5 |
| Thunderboltⓘ | truelead | false |