Keychron

Keychron Q5 Ultra 8K Wireless Custom Mechanical Keyboard

Overview

The Keychron Q5 Ultra 8K is a premium 96% layout full-metal wireless mechanical keyboard featuring an 8000 Hz polling rate with 256 KHz single-key scanning for ultra-responsive performance across all connection modes (Bluetooth 5.3, 2.4 GHz, and USB-C wired). Built with a CNC aluminum frame, gasket-mounted PC plate, and advanced acoustic foam, it delivers a refined typing experience with deep, satisfying acoustics. The keyboard runs ZMK open-source firmware, supports hot-swappable Keychron Silk POM switches and KSA double-shot PBT keycaps, and offers up to 660 hours of battery life from its 4000 mAh battery — making it one of the most feature-rich wireless mechanical keyboards available in 2026.

Key Highlights
  • 96% layout (1800 compact) full-metal CNC aluminum chassis with knob support
  • Tri-mode connectivity with Bluetooth 5.3, 2.4 GHz, and USB-C wired — 8K polling rate on all modes
  • Up to 660 hours battery life from 4000 mAh rechargeable li-polymer battery (backlit off)
  • Hot-swappable Keychron Silk POM switches (south-facing RGB) with screw-in PCB stabilizers
  • KSA double-shot PBT keycaps on a gasket-mounted PC plate with premium acoustic foam

Technical Specifications

Brand Keychron
Model Keychron Q5 Ultra 8K Wireless Custom Mechanical Keyboard
Layout 96% (1800 Compact, ~100 keys)
Switches Keychron Silk POM Switch (Hot-swappable, South-facing)
Keycaps KSA Double-shot PBT
Backlight South-facing RGB LED
Battery 4000 mAh rechargeable li-polymer
Battery Life Up to 660 hours (Backlit off)
Polling Rate 8000 Hz / 2000 Hz / 1000 Hz
Material CNC Aluminum (Full-metal)
Mount Style Gasket Mount
Plate Material PC (Polycarbonate)
Stabilizer Screw-in PCB stabilizer
Firmware ZMK Open Source
Connectivity Bluetooth 5.3, 2.4 GHz Wireless, USB-C Wired
Weight 2098g ± 10g (4.63 lbs)
Dimensions 408 x 144.8 x 31.8 mm