Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Endgame Gear - OP1 8K | Razer - DeathAdder V4 Pro |
|---|---|---|
| Max DPI | 26000 | 45000 |
| Weight | 50 g | 56 g |
| Buttons | 6 | 8 |
| Wireless | false | true |
| Battery | 0 h | 150 h |
Between the OP1 8K and DeathAdder V4 Pro, the OP1 8K comes out ahead in weight, while the DeathAdder V4 Pro wins on max dpi / buttons. Overall, the OP1 8K scores 75.8 and the DeathAdder V4 Pro scores 79.3 on our Mars Score.
Which should you buy?
The DeathAdder V4 Pro edges ahead on the Mars Score (75.8 vs 79.3), but the 3.5-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the OP1 8K 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 — 6.00 g less. 50 vs 56.
Pick the DeathAdder V4 Pro if you care most about max dpi / buttons. Its strongest claims are max dpi, buttons, wireless, among others. The single most decisive one: Max DPI — 73.08% more. 45000 vs 26000.
Both ship with comparable polling rate, 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: Endgame Gear - OP1 8K or Razer - DeathAdder V4 Pro?
Razer - DeathAdder V4 Pro leads the current Mars Score by 3.5 points.The more useful decision is the trade-off behind that result: compare max dpi, weight, wireless against the way you will actually use the product.
Choose Endgame Gear - OP1 8K if…
Endgame Gear - OP1 8K has the measurable edge on weight g.
Choose Razer - DeathAdder V4 Pro if…
Razer - DeathAdder V4 Pro has the measurable edge on max dpi, button count, is wireless.
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 Endgame Gear - OP1 8K wins
- ▲Weight — 6.00 g less. 50 vs 56.
Why Razer - DeathAdder V4 Pro wins
- ▲Max DPI — 73.08% more. 45000 vs 26000.
- ▲Buttons — 2.00 more. 8 vs 6.
- ▲Wireless: true (vs false).
- ▲Battery: 150 h vs 0 h.
Spec comparison
Sensor
| Spec | Endgame Gear - OP1 8K | Razer - DeathAdder V4 Pro |
|---|---|---|
| Max DPI | 26000 | 45000lead |
| Max IPS | 650 | 800lead |
| Polling rate | 8000 Hz | 8000 Hz |
Design
| Spec | Endgame Gear - OP1 8K | Razer - DeathAdder V4 Pro |
|---|---|---|
| Weight | 50 glead | 56 g |
| Buttons | 6 | 8lead |
| Shape | Symmetrical | Right-handed |
Connectivity
| Spec | Endgame Gear - OP1 8K | Razer - DeathAdder V4 Pro |
|---|---|---|
| Wireless | false | truelead |
| Battery | 0 h | 150 hlead |