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Razer DeathAdder V4 Pro NiKo Edition gaming mouse
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The Razer DeathAdder V4 Pro NiKo Edition is a premium ultra-lightweight wireless ergonomic gaming mouse from the 2025/2026 Razer NiKo Collection, co-designed with CS2 legend Nikola “NiKo” Kovač. It keeps the classic DeathAdder right-handed ergonomic shape (comfortable for palm or claw grip, especially medium-to-large hands) while packing top-tier esports upgrades for competitive FPS play like Counter-Strike 2.
Key Features and Specs
- Weight: Ultra-light 56–57g (black/white base; NiKo Edition typically ~57g) — over 10% lighter than the V3 Pro and dramatically lighter than the DeathAdder Essential (~95–96g) you asked about earlier.
- Sensor: Focus Pro 45K Optical Sensor Gen-2 — up to 45,000 DPI, 900 IPS tracking, and 85G acceleration for exceptional precision and consistency.
- Switches: Razer Optical Mouse Switches Gen-4 (rated for high durability, crisp feel) + Optical Scroll Wheel (more reliable and precise than traditional encoders, with reduced scroll jumps).
- Wireless: Razer HyperSpeed Wireless Gen-2 (low-latency 2.4GHz) with true 8000 Hz polling rate support via the included dongle. Also supports wired USB-C mode.
- Battery Life: Up to 150 hours (at lower polling rates; still strong at higher settings — significantly better than many competitors).
- Buttons: 5–6 programmable (left/right clicks, scroll wheel, 2 side buttons). Includes NiKo-tuned pro profiles in Razer Synapse.
- Design: Iconic ergonomic hump with textured side grips. The NiKo Edition adds a distinctive black-and-white camo/flame pattern, NiKo signature logo, and matching aesthetics.
- Dimensions: Approx. 128 mm (L) × 68 mm (W) × 44 mm (H) — nearly identical shape to the V3 Pro but refined internally.
- Extras: Onboard memory, adjustable lift-off distance, Dynamic Sensitivity, Sensor Rotation in software, and PTFE feet for smooth glide.
Here are visuals of the Razer DeathAdder V4 Pro NiKo Edition (camo design with signature):


(Note: The camo pattern pairs beautifully with the matching NiKo mousepad and keyboard from the collection.)
Real-World Performance
- Outstanding for competitive FPS: The combination of ultra-low weight, 45K sensor, 8K polling, and HyperSpeed wireless delivers near-instant response and reliable tracking for rifling, flicks, and counter-strafing.
- The optical scroll wheel feels crisp and accurate with fewer issues over time.
- Ergonomics remain a strength — the shape suits longer sessions without fatigue, though smaller hands may prefer a claw grip.
- Battery and wireless stability are class-leading; reviewers note it glides exceptionally well on cloth pads (like the Razer Goliathus Fortnite Edition you inquired about).
- Compared to the DeathAdder Essential: Massive leap in weight (lighter by ~40g), sensor accuracy, polling rate, wireless freedom, durability (100M clicks vs 10M), and overall pro features.
Pros
- Retains the beloved DeathAdder ergonomics while becoming one of the lightest in its class.
- Cutting-edge internals (45K sensor, Gen-4 optical switches, optical wheel, 8K polling).
- Long battery life and stable wireless performance.
- NiKo Edition aesthetics and pre-tuned profiles add collector and performance appeal.
- Excellent build quality and software customization.
Cons
- Premium pricing — it’s a flagship mouse.
- Right-handed ergonomic shape only (not ambidextrous or symmetrical).
- No RGB lighting (focus is pure performance).
- Requires Razer Synapse for full features and custom profiles.



