Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Razer - DeathAdder V4 Pro | BenQ - EC1-CW |
|---|---|---|
| Max DPI | 45000 | 3200 |
| Polling rate | 8000 Hz | 1000 Hz |
| Battery | 150 h | 70 h |
| Weight | 56 g | 77 g |
| Buttons | 8 | 5 |
Between the DeathAdder V4 Pro and EC1-CW, the DeathAdder V4 Pro comes out ahead in max dpi / polling rate, while the EC1-CW wins on several specs. Overall, the DeathAdder V4 Pro scores 79.3 and the EC1-CW scores 50.7 on our Mars Score.
Which should you buy?
The DeathAdder V4 Pro is the clear pick on raw spec strength, leading by 28.6 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the DeathAdder V4 Pro if you care most about max dpi / polling rate. The biggest gaps in its favor are max dpi, polling rate, battery, among others. The single most decisive one: Max DPI — 1306.25% more. 45000 vs 3200.
The EC1-CW similarly does not carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
Both ship with comparable wireless, so those specs do not separate the two — focus on the differences below.
Bottom line: the DeathAdder V4 Pro 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: Razer - DeathAdder V4 Pro or BenQ - EC1-CW?
Razer - DeathAdder V4 Pro leads the current Mars Score by 28.6 points.The more useful decision is the trade-off behind that result: compare max dpi, polling rate, weight against the way you will actually use the product.
Choose Razer - DeathAdder V4 Pro if…
Razer - DeathAdder V4 Pro has the measurable edge on max dpi, polling rate hz, battery h.
Choose BenQ - EC1-CW if…
BenQ - EC1-CW 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 Razer - DeathAdder V4 Pro wins
- ▲Max DPI — 1306.25% more. 45000 vs 3200.
- ▲Polling rate — 700.00% more. 8000 Hz vs 1000 Hz.
- ▲Battery — 114.29% more. 150 h vs 70 h.
- ▲Weight — 21.00 g less. 56 vs 77.
- ▲Buttons — 3.00 more. 8 vs 5.
Why BenQ - EC1-CW wins
- No decisive advantages.
Spec comparison
Sensor
| Spec | Razer - DeathAdder V4 Pro | BenQ - EC1-CW |
|---|---|---|
| Max DPI | 45000lead | 3200 |
| Max IPS | 800lead | 400 |
| Polling rate | 8000 Hzlead | 1000 Hz |
Design
| Spec | Razer - DeathAdder V4 Pro | BenQ - EC1-CW |
|---|---|---|
| Weight | 56 glead | 77 g |
| Buttons | 8lead | 5 |
| Shape | Right-handed | Right-handed |
Connectivity
| Spec | Razer - DeathAdder V4 Pro | BenQ - EC1-CW |
|---|---|---|
| Wireless | true | true |
| Battery | 150 hlead | 70 h |