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Compare Keychron Q3 Ultra vs Xiaomi miiiw BlackIO Differences Side by Side

Explore the comprehensive side-by-side comparison of the Keychron Q3 Ultra and Xiaomi miiiw BlackIO and view their biggest differences. The detailed comparison table allows you to see all the essential features, specifications, and benefits of each keyboard at a glance. Whether you're looking for performance, value, or specific functionalities, this comparison tool helps you make an informed decision.

81
Keychron Q3 Ultra 8K Wireless Custom Mechanical Keyboard ISO Layout Collection
73
Xiaomi MIIIW BlackIO Mechanical Keyboard

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2.5 (2)
0.0 (0)
  • Released in 2026
  • Has Tactile, Linear, Clicky switch options
  • Available in a 80% layout
  • Built with the ISO, ISO-DE, ISO-ES, ISO-FR, ISO-UK, ISO-CH, ANSI layout standard
  • Comes with a knob
  • Provides dedicated media keys
  • Features N-key rollover
  • Includes screw-in stabilizers
  • Has built-in sound dampening
  • Supports Wired, Wired only, Bluetooth, 2.4 GHz, Wireless connectivity
  • Runs at a 8000 Hz polling rate
  • Weighs about 1787 g
  • Sized at 31 x 365 x 137 mm
  • Made with a Aluminum case
  • Features PBT keycaps
  • Offers Yes, Rgb, White, South-face, Rgb South-face, White South-face RGB lighting
  • Released in 2023
  • Has Linear switch options
  • Available in a 95% layout
  • Built with the ANSI layout standard
  • Supports QMK firmware
  • Supports VIA configuration
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Made with a Plastic, ABS case
  • Features PC keycaps
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Scores
  • Performance: 88.3
  • Build Quality: 74.1
  • Productivity: 90.3
  • Customizability: 77.4
  • Portability: 78
Scores
  • Performance: 60.1
  • Build Quality: 59.8
  • Productivity: 83.5
  • Customizability: 85.7
  • Portability: 56.6
Name
Keychron Q3 Ultra
Name
Xiaomi miiiw BlackIO
Release year
2026
Release year
2023
Switch Options
Tactile, Linear, Clicky
Switch Options
Linear
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
80%
Layout Size
95%
Layout Standard
ISO, ISO-DE, ISO-ES, ISO-FR, ISO-UK, ISO-CH, ANSI
Layout Standard
ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
Connection
Wired, Wired only, Bluetooth, 2.4 GHz, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
8000 Hz
Polling Rate
-
Battery capacity
4000 mAh
Battery capacity
4000 mAh
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
Gasket Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, White, South-face, White South-face
Backlight
 
Rgb, South-face
Case Colors
Case Colors
Case Material
Aluminum
Case Material
Plastic, ABS
Keycaps Material
PBT
Keycaps Material
PC
Dimensions
31 x 365 x 137 mm
Dimensions
-
Weight
1787g
Weight
-
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