Shark - Detect Pro Cordless IW1511 vs Shark - Stratos Upright
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Shark - Detect Pro Cordless IW1511 | Shark - Stratos Upright |
|---|---|---|
| Dustbin | 0.7 L | 0.99 L |
| Suction (AW) | 170 | 200 |
| Weight | 3.7 kg | 7.5 kg |
| Cordless | true | false |
| Battery | 60 min | 0 min |
Between the Detect Pro Cordless IW1511 and Stratos Upright, the Detect Pro Cordless IW1511 comes out ahead in weight / cordless, while the Stratos Upright wins on dustbin / suction (aw). Overall, the Detect Pro Cordless IW1511 scores 74.4 and the Stratos Upright scores 67.5 on our Mars Score.
Which should you buy?
The Detect Pro Cordless IW1511 edges ahead on the Mars Score (74.4 vs 67.5), but the 6.9-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Detect Pro Cordless IW1511 if you carry the device everywhere and weight or thickness has been the deciding factor before. The biggest gaps in its favor are weight, cordless, battery. The single most decisive one: Weight — 3.80 kg less. 3.7 vs 7.5.
Pick the Stratos Upright if you care most about dustbin / suction (aw). Its strongest claims are dustbin, suction (aw). The single most decisive one: Dustbin — 41.43% more. 0.99 L vs 0.7 L.
There are no meaningful ties on the headline specs — every popular-comparison metric has a winner.
Bottom line: the Detect Pro Cordless IW1511 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: Shark - Detect Pro Cordless IW1511 or Shark - Stratos Upright?
Shark - Detect Pro Cordless IW1511 leads the current Mars Score by 6.9 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 Shark - Detect Pro Cordless IW1511 if…
Shark - Detect Pro Cordless IW1511 has the measurable edge on weight kg, is cordless, battery min.
Choose Shark - Stratos Upright if…
Shark - Stratos Upright 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 Shark - Detect Pro Cordless IW1511 wins
- ▲Weight — 3.80 kg less. 3.7 vs 7.5.
- ▲Cordless: true (vs false).
- ▲Battery: 60 min vs 0 min.
Why Shark - Stratos Upright wins
- ▲Dustbin — 41.43% more. 0.99 L vs 0.7 L.
- ▲Suction (AW) — 17.65% more. 200 vs 170.
Spec comparison
Performance
| Spec | Shark - Detect Pro Cordless IW1511 | Shark - Stratos Upright |
|---|---|---|
| Suction (AW) | 170 | 200lead |
| Dustbin | 0.7 L | 0.99 Llead |
| Filter | HEPA | HEPA |
Design
| Spec | Shark - Detect Pro Cordless IW1511 | Shark - Stratos Upright |
|---|---|---|
| Type | Cordless stick | Corded uprightlead |
| Cordless | truelead | false |
| Weight | 3.7 kglead | 7.5 kg |
| Battery | 60 minlead | 0 min |