Roborock - H7 Cordless vs Shark - Cordless Pro IZ862H
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Roborock - H7 Cordless | Shark - Cordless Pro IZ862H |
|---|---|---|
| Battery | 90 min | 60 min |
| Dustbin | 0.5 L | 0.7 L |
| Suction (AW) | 160 | 175 |
| Weight | 1.4 kg | 3.5 kg |
Between the H7 Cordless and Cordless Pro IZ862H, the H7 Cordless comes out ahead in battery / weight, while the Cordless Pro IZ862H wins on dustbin / suction (aw). Overall, the H7 Cordless scores 79.5 and the Cordless Pro IZ862H scores 75.6 on our Mars Score.
Which should you buy?
The H7 Cordless edges ahead on the Mars Score (79.5 vs 75.6), but the 3.9-point gap is small enough that the right pick comes down to which spec advantages matter to you.
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 Cordless Pro IZ862H if you care most about dustbin / suction (aw). Its strongest claims are dustbin, suction (aw). The single most decisive one: Dustbin — 40.00% more. 0.7 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 Shark - Cordless Pro IZ862H?
Roborock - H7 Cordless leads the current Mars Score by 3.9 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 Shark - Cordless Pro IZ862H if…
Shark - Cordless Pro IZ862H 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 — 2.10 kg less. 1.4 vs 3.5.
Why Shark - Cordless Pro IZ862H wins
- ▲Dustbin — 40.00% more. 0.7 L vs 0.5 L.
- ▲Suction (AW) — 9.38% more. 175 vs 160.
Spec comparison
Performance
| Spec | Roborock - H7 Cordless | Shark - Cordless Pro IZ862H |
|---|---|---|
| Suction (AW) | 160 | 175lead |
| Dustbin | 0.5 L | 0.7 Llead |
| Filter | HEPA | HEPA |
Design
| Spec | Roborock - H7 Cordless | Shark - Cordless Pro IZ862H |
|---|---|---|
| Type | Cordless stick | Cordless stick |
| Cordless | true | true |
| Weight | 1.4 kglead | 3.5 kg |
| Battery | 90 minlead | 60 min |