Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Dyson - V8 (2024) | Shark - Stratos Cordless IZ862H |
|---|---|---|
| Battery | 40 min | 60 min |
| Suction (AW) | 115 | 150 |
| Dustbin | 0.54 L | 0.7 L |
| Weight | 2.55 kg | 3.6 kg |
Between the V8 (2024) and Stratos Cordless IZ862H, the V8 (2024) comes out ahead in weight, while the Stratos Cordless IZ862H wins on battery / suction (aw). Overall, the V8 (2024) scores 70.3 and the Stratos Cordless IZ862H scores 72 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (70.3 vs 72). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the V8 (2024) if you carry the device everywhere and weight or thickness has been the deciding factor before. The biggest gaps in its favor are weight. The single most decisive one: Weight — 1.05 kg less. 2.55 vs 3.6.
Pick the Stratos Cordless IZ862H if you care most about battery / suction (aw). Its strongest claims are battery, suction (aw), dustbin. The single most decisive one: Battery — 50.00% more. 60 min vs 40 min.
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: Dyson - V8 (2024) or Shark - Stratos Cordless IZ862H?
Shark - Stratos Cordless IZ862H leads the current Mars Score by 1.7 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 Dyson - V8 (2024) if…
Dyson - V8 (2024) has the measurable edge on weight kg.
Choose Shark - Stratos Cordless IZ862H if…
Shark - Stratos Cordless IZ862H has the measurable edge on battery min, suction aw, dustbin l.
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 Dyson - V8 (2024) wins
- ▲Weight — 1.05 kg less. 2.55 vs 3.6.
Why Shark - Stratos Cordless IZ862H wins
- ▲Battery — 50.00% more. 60 min vs 40 min.
- ▲Suction (AW) — 30.43% more. 150 vs 115.
- ▲Dustbin — 29.63% more. 0.7 L vs 0.54 L.
Spec comparison
Performance
| Spec | Dyson - V8 (2024) | Shark - Stratos Cordless IZ862H |
|---|---|---|
| Suction (AW) | 115 | 150lead |
| Dustbin | 0.54 L | 0.7 Llead |
| Filter | HEPA | HEPA |
Design
| Spec | Dyson - V8 (2024) | Shark - Stratos Cordless IZ862H |
|---|---|---|
| Type | Cordless stick | Cordless stick |
| Cordless | true | true |
| Weight | 2.55 kglead | 3.6 kg |
| Battery | 40 min | 60 minlead |