Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | HyperX - Pulsefire Haste 2 | Razer - Viper V3 Pro |
|---|---|---|
| Max DPI | 26000 | 35000 |
| Weight | 61 g | 54 g |
| Wireless | false | true |
| Battery | 0 h | 95 h |
Between the Pulsefire Haste 2 and Viper V3 Pro, the Pulsefire Haste 2 comes out ahead in several specs, while the Viper V3 Pro wins on max dpi / weight. Overall, the Pulsefire Haste 2 scores 73.9 and the Viper V3 Pro scores 77.6 on our Mars Score.
Which should you buy?
The Viper V3 Pro edges ahead on the Mars Score (73.9 vs 77.6), but the 3.7-point gap is small enough that the right pick comes down to which spec advantages matter to you.
The Pulsefire Haste 2 does not pull ahead on any single popular-comparison spec — its strengths sit in the spec-table groups rather than the headline advantages.
Pick the Viper V3 Pro if you carry the device everywhere and weight or thickness has been the deciding factor before. Its strongest claims are max dpi, weight, wireless, among others. The single most decisive one: Max DPI — 34.62% more. 35000 vs 26000.
Both ship with comparable polling rate, buttons, 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: HyperX - Pulsefire Haste 2 or Razer - Viper V3 Pro?
Razer - Viper V3 Pro leads the current Mars Score by 3.7 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 HyperX - Pulsefire Haste 2 if…
HyperX - Pulsefire Haste 2 does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
Choose Razer - Viper V3 Pro if…
Razer - Viper V3 Pro has the measurable edge on max dpi, weight g, 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 HyperX - Pulsefire Haste 2 wins
- No decisive advantages.
Why Razer - Viper V3 Pro wins
- ▲Max DPI — 34.62% more. 35000 vs 26000.
- ▲Weight — 7.00 g less. 54 vs 61.
- ▲Wireless: true (vs false).
- ▲Battery: 95 h vs 0 h.
Spec comparison
Sensor
| Spec | HyperX - Pulsefire Haste 2 | Razer - Viper V3 Pro |
|---|---|---|
| Max DPI | 26000 | 35000lead |
| Max IPS | 650 | 750lead |
| Polling rate | 8000 Hz | 8000 Hz |
Design
| Spec | HyperX - Pulsefire Haste 2 | Razer - Viper V3 Pro |
|---|---|---|
| Weight | 61 g | 54 glead |
| Buttons | 6 | 6 |
| Shape | Symmetrical | Symmetrical |
Connectivity
| Spec | HyperX - Pulsefire Haste 2 | Razer - Viper V3 Pro |
|---|---|---|
| Wireless | false | truelead |
| Battery | 0 h | 95 hlead |