Mice / Comparison

Fantech Helios II Pro S vs Razer Viper V3 Pro

Mouse · Fantech

Fantech Helios II Pro S

55 g · PAW3395 · Wireless
GEAR SCORE 91.0 / 100Top tier
Lightness81
Sensor92
Polling rate100
Connection100
VS
Mouse · Razer

Razer Viper V3 Pro

54 g · Razer Focus Pro 35K Gen-2 · Wireless · 2024
GEAR SCORE 91.0 / 100Top tier
Lightness82
Sensor94
Polling rate100
Connection100
Battery life90
Recency86
Verdict

Fantech Helios II Pro S and Razer Viper V3 Pro are neck and neck on specs: gear scores 91 and 91.

  • Razer Viper V3 Pro is 1 g lighter (54 g vs 55 g).
  • Max DPI: Razer Viper V3 Pro leads (35,000 vs 26,000).
Pick this

Razer Viper V3 Pro

If you care most about weight, max DPI.

Spec-by-spec comparison

Fantech Helios II Pro SRazer Viper V3 Pro
91Gear score91
55 gWeight54 g
PAW3395SensorRazer Focus Pro 35K Gen-2
26,000Max DPI35,000
8000 HzPolling rate8000 Hz
WirelessConnectionWireless
—Battery life95 h
—Release year2024
—Estimated price≈ $140

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 Helios II Pro S or Razer Viper V3 Pro better?

Fantech Helios II Pro S and Razer Viper V3 Pro are neck and neck on specs: gear scores 91 and 91. Razer Viper V3 Pro is 1 g lighter (54 g vs 55 g). Max DPI: Razer Viper V3 Pro leads (35,000 vs 26,000).

Which one is lighter?

Razer Viper V3 Pro is 1 g lighter (54 g vs 55 g).