Mice / Comparison

Fantech Yari vs Razer Viper V4 Pro

Mouse · Fantech

Fantech Yari

35 g · PAW3950 · Wireless
GEAR SCORE 98.0 / 100Top tier
Lightness95
Sensor99
Polling rate100
Connection100
VS
Mouse · Razer

Razer Viper V4 Pro

49 g · Razer Focus Pro 50K Gen-3 · Wireless · 2026
GEAR SCORE 96.0 / 100Top tier
Lightness86
Sensor100
Polling rate100
Connection100
Battery life100
Recency100
Verdict

Fantech Yari and Razer Viper V4 Pro are neck and neck on specs: gear scores 98 and 96.

  • Fantech Yari is 14 g lighter (35 g vs 49 g).
  • Max DPI: Razer Viper V4 Pro leads (50,000 vs 42,000).
Pick this

Fantech Yari

If you care most about weight.

Pick this

Razer Viper V4 Pro

If you care most about max DPI.

Spec-by-spec comparison

Fantech YariRazer Viper V4 Pro
98Gear score96
35 gWeight49 g
PAW3950SensorRazer Focus Pro 50K Gen-3
42,000Max DPI50,000
8000 HzPolling rate8000 Hz
WirelessConnectionWireless
—Battery life180 h
—Release year2026

The gear score is computed from specifications only (e.g. for a mouse: weight, sensor, polling rate, connection and release year). It isn’t a lab test and doesn’t measure personal preferences like shape or grip.

Free · no install

Which one adds more to your setup?

The scanner finds your graphics card, CPU, RAM, monitor, mouse and keyboard in under a minute. You get a score out of 100, estimated FPS in games, a bottleneck check and upgrade tips made for you.

FAQ

Is Fantech Yari or Razer Viper V4 Pro better?

Fantech Yari and Razer Viper V4 Pro are neck and neck on specs: gear scores 98 and 96. Fantech Yari is 14 g lighter (35 g vs 49 g). Max DPI: Razer Viper V4 Pro leads (50,000 vs 42,000).

Which one is lighter?

Fantech Yari is 14 g lighter (35 g vs 49 g).