Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Beelink - SER9 HX 370 | GMKtec - NucBox K11 |
|---|---|---|
| TDP | 65 W | 70 W |
| Volume | 0.9 L | 1.1 L |
Between the SER9 HX 370 and NucBox K11, the SER9 HX 370 comes out ahead in tdp / volume, while the NucBox K11 wins on several specs. Overall, the SER9 HX 370 scores 70.4 and the NucBox K11 scores 68.6 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (70.4 vs 68.6). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the SER9 HX 370 if you care most about tdp / volume. The biggest gaps in its favor are tdp, 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, thunderbolt, 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: Beelink - SER9 HX 370 or GMKtec - NucBox K11?
Beelink - SER9 HX 370 leads the current Mars Score by 1.8 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 Beelink - SER9 HX 370 if…
Beelink - SER9 HX 370 has the measurable edge on tdp w, 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 Beelink - SER9 HX 370 wins
- ▲TDP — 5.00 W less. 65 vs 70.
- ▲Volume — 0.20 L less. 0.9 vs 1.1.
Why GMKtec - NucBox K11 wins
- No decisive advantages.
Spec comparison
Core
Form & I/O
| Spec | Beelink - SER9 HX 370 | GMKtec - NucBox K11 |
|---|---|---|
| Volume | 0.9 Llead | 1.1 L |
| Weight | 0.85 kglead | 0.95 kg |
| TDPⓘ | 65 Wlead | 70 W |
| USB ports | 6lead | 5 |
| Thunderboltⓘ | false | false |