Razer
Razer Viper V4 Pro Wireless Esports Gaming Mouse, 49g,180Hr Battery, Black
Highlights
- 49G ULTRA LIGHTWEIGHT ESPORTS MOUSE — Built with input from competitive pro players, this wireless mouse is 9% lighter than the previous gen and delivers faster, more agile control for PC gaming
- INDUSTRY LEADING SPEED & RELIABILITY — Powered by Razer HyperSpeed Wireless Gen-2, it delivers unrivaled speed and reliability plus more power-efficient with true 8000 Hz polling and 55% lower latency
- OPTICAL SCROLL WHEEL FOR COMPETITIVE ACCURACY — Uses optical actuation instead of mechanical for more consistent tracking, increased durability, and tactile feedback designed for precise in‑game control
- FOCUS PRO 50K DPI OPTICAL SENSOR GEN-3 — Tracks up to 930 IPS and 90 G acceleration for accurate, high‑speed movement while Frame Sync reduces latency by aligning sensor data with the PC for ultimate precision and responsive in‑game control that competitive players expect
- LONG BATTERY LIFE — Improved wireless efficiency provides up to 180 hours at 1000 Hz or up to 45 hours at 8000 Hz, letting players choose between extended battery life or ultra‑low latency performance
- RESPONSIVE OPTICAL SWITCHES GEN‑4 — Redesigned optical switches deliver industry-leading responsiveness with a true tactile click feel and a 100‑million‑click lifespan for reliable competitive gaming
- RAZER SYNAPSE 4 COMPATIBLE ON PC & MAC — Customize sensitivity, mouse rotation, precise 1‑DPI step adjustments, and more using Synapse 4, Razer’s free software for fine‑tuning performance to a preferred playstyle
- WHAT’S INCLUDED IN THE BOX — Razer Viper V4 Pro, mouse grip tape, HyperSpeed wireless dongle, and USB Type A to USB Type C cable so you’re ready to play wirelessly or wired right out of the box
Why You'll Love It
- At just 49g, the mouse moves with your hand rather than against it during long sessions
- Up to 180 hours of wireless battery life means you rarely need to think about charging
- 8000 Hz polling rate cuts signal latency so your cursor keeps up with fast, precise movements
- The 50,000 DPI optical sensor tracks up to 930 IPS for accurate control at any speed
- Optical Gen-4 switches give a tactile click feel and are rated for 100 million clicks
- Comes ready to use out of the box with a wireless dongle, cable, and grip tape included
Pros
- +Exceptionally light at 49g
- +Up to 180-hour battery life
- +8000 Hz polling with low latency wireless
- +Optical switches rated for 100 million clicks
- +Works wired or wireless right out of the box
Cons
- -Battery life drops sharply to 45 hours at 8000 Hz mode
- -Higher price point than most gaming mice
- -No mention of left-handed or ambidextrous layout in the listing
Detailed Review
The Razer Viper V4 Pro is a wireless gaming mouse built around one priority: getting out of your way. Weighing just 49 grams, it is aimed at competitive PC players who want a mouse that responds instantly and feels nearly weightless during extended play. If you spend serious time in fast-paced games and want a wireless option that does not feel like a compromise, this is the mouse the listing is pitching to you.
The headline performance feature is the combination of Razer HyperSpeed Wireless Gen-2 and true 8000 Hz polling. In plain terms, the mouse reports its position to your PC up to 8,000 times per second, and Razer claims this cuts latency by 55% compared to standard wireless. For everyday gaming at 1000 Hz, the battery lasts up to 180 hours. If you switch to the full 8000 Hz mode, that drops to around 45 hours. That trade-off is worth knowing before you commit to a workflow built around infrequent charging. A Frame Sync feature also aligns sensor data with your PC to reduce additional latency at the software level.
The Focus Pro 50K DPI Gen-3 sensor tracks up to 930 IPS and 90G of acceleration, which means it stays accurate even during very fast, sweeping movements. The optical scroll wheel uses light-based actuation rather than mechanical contacts, which the listing says improves consistency and durability. The Gen-4 optical switches replace the traditional mechanical click mechanism with an optical one, giving a tactile feel while rated for 100 million clicks. Razer Synapse 4 software lets you dial in sensitivity in 1-DPI steps and adjust mouse rotation, and it works on both PC and Mac.
A few things the listing does not clarify: there is no mention of whether the shape is symmetrical or right-hand-only, and no information about the size or grip style. If hand size or grip fit is a concern, you may want to research those details separately. The box includes grip tape, a HyperSpeed dongle, and a USB-A to USB-C cable, so wired and wireless use are both covered from day one.
Verdict: The Viper V4 Pro makes a strong case for competitive players who want a genuinely lightweight wireless mouse with serious performance specs. If ultra-low latency wireless and a featherlight build are your priorities, the feature set here is hard to argue with. Casual or occasional gamers may find the price harder to justify given that many of the advanced features only matter at the highest levels of play.
Who Should Buy It
A great fit if you:
- Play competitive games where fast, precise mouse movements matter and every gram counts
- Want wireless freedom without giving up polling rate or latency performance
- Prefer long battery life so charging is rarely a concern during daily play
- Like to fine-tune sensitivity and settings through dedicated software on PC or Mac
Consider something else if you:
- Prefer a heavier mouse for a more grounded, deliberate feel
- Game casually and do not need high-end wireless performance specs at this price level
FAQ
Can I use this mouse while it is charging?
Yes. The included USB-A to USB-C cable lets you play wired while the mouse charges, so there is no forced downtime.
How long does the battery actually last?
At the standard 1000 Hz polling rate, the battery lasts up to 180 hours. If you switch to 8000 Hz for the lowest possible latency, expect around 45 hours per charge.
Does this work on Mac as well as PC?
Razer Synapse 4, the software used to customize the mouse, is compatible with both PC and Mac according to the listing.
What is included in the box?
The box contains the mouse itself, a HyperSpeed wireless dongle, a USB-A to USB-C cable, and mouse grip tape.
Product Details
| Brand | Razer |
| ASIN | B0GMLBSSTD |
