Razer Viper V4 Pro vs Viper V3 Pro

What published reviews say about each, where the two differ, and who each one suits.

Summed up from 16 published reviews

Razer

Viper V4 Pro

The Razer Viper V4 Pro is a premium ultralight gaming mouse offering excellent tracking, low latency, and long battery life, but its price, loud clicks, dongle-only wireless, and minimalist shape may limit appeal.

Best for: Competitive FPS players prioritizing low latency, precision, and minimal weight
Skip it if: You want quiet clicks, Bluetooth, affordability, or a highly sculpted grip

PriceToday's price on AmazonView on Amazon

What reviewers say about the Razer Viper V4 Pro

Razer

Viper V3 Pro

The Viper V3 Pro excels as an ultralight esports mouse with 8K wireless polling, but its premium price, dongle requirement, and reduced high-polling battery life limit broader appeal.

Best for: Competitive esports players prioritizing ultralight weight and 8K wireless polling.
Skip it if: You need Bluetooth, long battery life, or a budget-friendly everyday mouse.

PriceToday's price on AmazonView on Amazon

What reviewers say about the Razer Viper V3 Pro

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Specs side by side

Spec	Razer Viper V4 Pro	Razer Viper V3 Pro
Weight	49 g	55 g
Type	Gaming	Gaming
Hand	Right hand	Right hand
Side buttons	Standard	Standard
Wireless	Yes	Yes
Size	Medium	Medium

Rows where the two differ come first.

What reviewers like, and what they don't

Razer Viper V4 Pro

Exceptionally light at roughly 49–50 grams 2 3 4 5
Fast, precise tracking with a 50K sensor 2 3 4 5
Very low latency with 8,000Hz wireless polling 3 5 6 7
Long battery life, up to 180 hours at 1,000Hz 3 4 5 6
Premium build quality and extensive Synapse customization 2 3 5 6
Premium pricing limits its value for casual players 1 2 3 4
Clicks are loud and may disturb shared or quiet spaces 2 5 6 8
Wireless use requires a dongle, with no Bluetooth 4 6
Limited shaping and features may disappoint ergonomic or button-heavy users 2 3 4 7

Razer Viper V3 Pro

54-gram design supports fast, precise competitive movement. 2 4 5 6
8K HyperPolling wireless delivers extremely low input lag. 1 2 4 5
35K sensor tracks accurately, while PTFE feet glide smoothly. 1 2 4 5
Comfortable, generally ambidextrous shape suits long sessions. 1 2 5 6
8K polling dramatically shortens battery life. 2 5 6 8
Premium pricing offers limited value for casual users. 2 3 4 5
Minimal everyday features include no Bluetooth and just two side buttons. 5 8
8K wireless requires the HyperPolling dongle; wired polling tops at 1K. 1 2 4 5

Ranked in our guides

Guide	Viper V4 Pro	Viper V3 Pro
Best gaming mice	#1	#4
Best ultralight gaming mice	#1	#3
Best wireless gaming mice	#1	–
Best wireless mice	#4	–

Sources

We don't test products ourselves. This page sums up 16 published reviews, read on October 21, 2026; each point above links to the reviews that make it.