Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Roborock - H7 Cordless | Samsung - Jet 75 Complete |
|---|---|---|
| Dustbin | 0.5 L | 0.8 L |
| Battery | 90 min | 60 min |
| Suction (AW) | 160 | 200 |
| Weight | 1.4 kg | 2.8 kg |
Between the H7 Cordless and Jet 75 Complete, the H7 Cordless comes out ahead in battery / weight, while the Jet 75 Complete wins on dustbin / suction (aw). Overall, the H7 Cordless scores 79.5 and the Jet 75 Complete scores 80.8 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (79.5 vs 80.8). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the H7 Cordless if you carry the device everywhere and weight or thickness has been the deciding factor before. The biggest gaps in its favor are battery, weight. The single most decisive one: Battery — 50.00% more. 90 min vs 60 min.
Pick the Jet 75 Complete if you care most about dustbin / suction (aw). Its strongest claims are dustbin, suction (aw). The single most decisive one: Dustbin — 60.00% more. 0.8 L vs 0.5 L.
Both ship with comparable cordless, 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: Roborock - H7 Cordless or Samsung - Jet 75 Complete?
Samsung - Jet 75 Complete leads the current Mars Score by 1.3 points.The more useful decision is the trade-off behind that result: compare suction (aw), battery, weight against the way you will actually use the product.
Choose Roborock - H7 Cordless if…
Roborock - H7 Cordless has the measurable edge on battery min, weight kg.
Choose Samsung - Jet 75 Complete if…
Samsung - Jet 75 Complete has the measurable edge on dustbin l, suction aw.
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 Roborock - H7 Cordless wins
- ▲Battery — 50.00% more. 90 min vs 60 min.
- ▲Weight — 1.40 kg less. 1.4 vs 2.8.
Why Samsung - Jet 75 Complete wins
- ▲Dustbin — 60.00% more. 0.8 L vs 0.5 L.
- ▲Suction (AW) — 25.00% more. 200 vs 160.
Spec comparison
Performance
| Spec | Roborock - H7 Cordless | Samsung - Jet 75 Complete |
|---|---|---|
| Suction (AW) | 160 | 200lead |
| Dustbin | 0.5 L | 0.8 Llead |
| Filter | HEPA | HEPA |
Design
| Spec | Roborock - H7 Cordless | Samsung - Jet 75 Complete |
|---|---|---|
| Type | Cordless stick | Cordless stick |
| Cordless | true | true |
| Weight | 1.4 kglead | 2.8 kg |
| Battery | 90 minlead | 60 min |