34 facts in comparison
Razer Viper V4 Pro vs Pulsar PRO Series STA-X
This comparison puts the Razer Viper V4 Pro and Pulsar PRO Series STA-X side by side — two mice measured against the same 34-spec sheet, with every meaningful gap scored and explained. On our weighted VS Score the Razer Viper V4 Pro finishes ahead, 100 to 59 — a decisive result.
The single biggest measurable gap is max sensitivity: 50,000 DPI vs 32,000 DPI. None of our retail partners currently lists the Razer Viper V4 Pro, so availability may be limited and price cannot factor into this comparison. A transparency note before you dive in: the spec sheets are Razer Viper V4 Pro 82% and Pulsar PRO Series STA-X 74% complete. Anything unverified shows as Unknown and is left out of the scores — we never estimate a missing value.
Where the Razer Viper V4 Pro beats the Pulsar PRO Series STA-X
- A much higher max sensitivity ?50,000 DPI vs 32,000 DPI
- A higher max tracking speed ?930 IPS vs 750 IPS
- A much higher max acceleration ?90 G vs 50 G
- A lighter build ?48.9 g vs 60 g
Where the Pulsar PRO Series STA-X beats the Razer Viper V4 Pro
No standout advantages.
Key real-world differences
The spec sheet pulls in both directions. These are the gaps big enough to shape the decision — with the actual figures, and what each one means in real-world use.
- Max sensitivitySensor & tracking50,000 DPI vs 32,000 DPI — 36% more for the Razer Viper V4 Pro
A higher maximum DPI moves the cursor further per inch of movement.
- WeightDesign & handling48.9 g vs 60 g — 19% less for the Razer Viper V4 Pro
Lighter mice are easier to flick and less tiring; lower is better for most players.
- Max accelerationSensor & tracking90 G vs 50 G — 44% more for the Razer Viper V4 Pro
The acceleration the sensor handles without losing tracking.
Which one should you buy?
There is no single answer — it depends on what you will actually use it for. Match your priority to the pick below.
- Best for sensor & tracking Razer Viper V4 Pro takes the category 100 to 33 — driven by max sensitivity (50,000 DPI vs 32,000 DPI).
- Best for design & handling Razer Viper V4 Pro takes the category 100 to 50 — driven by weight (48.9 g vs 60 g).
- Best for battery Razer Viper V4 Pro takes the category 100 to 0.
- The safe all-rounder Razer Viper V4 Pro wins more of the categories that carry real weight, topping the overall VS Score at 100.
Where each one falls short
Razer Viper V4 Pro
- No major spec weaknesses in this matchup — the gaps that exist are small.
- 6 specs are unreported (shown as Unknown) and excluded from its scores.
Pulsar PRO Series STA-X
- Max sensitivity: 50,000 DPI vs 32,000 DPI
- Weight: 48.9 g vs 60 g
- Max acceleration: 90 G vs 50 G
- 9 specs are unreported (shown as Unknown) and excluded from its scores.
What matters to you?
Drag the sliders to weight each category and re-rank the products to suit your priorities.
Score breakdown
Sensor & tracking
Design & handling
Switches & latency
Connectivity
Battery
Features
Specs last verified August 29, 2026Razer Viper V4 Pro: 28 of 34 specs verified (82%)Pulsar PRO Series STA-X: 25 of 34 specs verified (74%)Unverified specs show as Unknown — never estimated, never scored
Where to buy
No price is available to track yet.
Prices and availability may change. Check the retailer before buying. We may earn a commission on purchases.
What reviewers say
The bottom line
The Razer Viper V4 Pro is the clear winner, scoring 100 to 59 on our VS Score. It leads on Sensor & tracking, Design & handling and Battery.
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