Corsair

Corsair CH-9306011-NA Nightsword RGB Tunable Gaming Mouse

4.6 (5397 reviews)

A precision gaming mouse with an 18,000 DPI sensor, adjustable weight system, and ten programmable buttons.

$69.99*$89.99Save 22%
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Corsair Nightsword RGB is built around a custom-tuned PixArt PMW3391 optical sensor capable of 18,000 DPI, delivering the kind of precision and tracking speed that competitive FPS and MOBA players demand. DPI is adjustable in single-digit increments through Corsair's iCUE software, and you can configure multiple DPI presets to cycle through on the fly using a dedicated button. Ten fully programmable buttons — including two thumb buttons, a sniper button, and a DPI toggle — give you extensive control over in-game actions or productivity macros, all configurable and storable as on-board profiles.

What distinguishes the Nightsword from other high-performance gaming mice is its weight calibration system. Six removable weights in two sizes allow you to adjust total mass from 119g to 141g, and more importantly, shift the center of gravity to match your grip style and movement preference. iCUE provides a real-time visualization of the mouse's balance point as you reposition weights, turning what would otherwise be guesswork into a precise tuning process. The ergonomic right-hand shape features textured rubber side grips and a contoured thumb rest, designed for comfort during extended sessions. Four independently controlled RGB lighting zones add visual customization without being overbearing. The Omron switches beneath the primary buttons deliver a crisp, reliable click. For players and professionals who want a mouse they can dial in to their exact specifications, the Nightsword offers a level of physical and software customization that few competitors match.

Specifications

Sensor
Custom PixArt PMW3391, 18,000 DPI Optical
Weight Range
119g to 141g (adjustable center of gravity)
Buttons
10 Fully Programmable
Switches
Omron Ultra-Durable
RGB Lighting
Dynamic Four-Zone RGB
Software
Corsair iCUE
Connection
Wired USB
Grip Style
Right-Hand Ergonomic

Pros & Cons

👍 Pros

  • 18,000 DPI PixArt PMW3391 sensor provides precise, responsive tracking across a wide sensitivity range
  • Adjustable weight system with center-of-gravity tuning lets you fine-tune the mouse feel to your preference
  • Ten programmable buttons offer extensive customization for both gaming and productivity
  • Four-zone RGB lighting with per-key control through iCUE software
  • Contoured right-hand ergonomic shape with textured grips supports extended use

👎 Cons

  • At 119g minimum, it is heavier than many competing gaming mice favored by FPS players
  • Right-hand-only ergonomic design excludes left-handed users
  • Wired-only connection — no wireless option for this model
  • Full feature customization requires Corsair iCUE software, which can be resource-heavy
  • Weight tuning adds complexity that casual users may never utilize

Frequently Asked Questions

The Nightsword includes removable weights in two sizes (three large, three small) that slot into the base of the mouse. You can adjust total weight from 119g to 141g and shift the center of gravity forward, backward, or to either side using Corsair's iCUE software to visualize the balance point in real time.
It uses a custom Corsair-tuned PixArt PMW3391 optical sensor with a maximum sensitivity of 18,000 DPI, adjustable in 1-DPI increments through iCUE software.
The Nightsword uses Omron switches rated for long-term durability, which are an industry standard for gaming mice and known for their consistent tactile response.
Yes. Corsair iCUE allows you to store on-board profiles, so your button mappings, DPI settings, and lighting configurations travel with the mouse when you connect it to a different PC.
Absolutely. The programmable buttons can be mapped to productivity shortcuts, macros, or media controls through iCUE, making it useful for creative software and general desktop workflows as well.