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Compare AULA F99 Pro vs Keychron K4 Pro Differences Side by Side

Explore the comprehensive side-by-side comparison of the AULA F99 Pro and Keychron K4 Pro 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.

70
EPOMAKER x AULA F99 PRO
-10% off
92
Keychron K4 Pro QMK/VIA Wireless Mechanical Keyboard

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4.7 (40)
4.7 (7)
  • Released in 2024
  • Has Linear switch options
  • Built with the ANSI layout standard
  • Comes with a knob
  • Uses a Gasket Mount mounting style
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Equipped with a 8000 mAh battery
  • Weighs about 1023 g
  • Sized at 43 x 146 x 390 mm
  • Made with a ABS case
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
  • Released in 2022
  • Has Linear, Tactile, Clicky switch options
  • Built with the ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK layout standard
  • Provides dedicated media keys
  • Supports QMK firmware
  • Supports VIA configuration
  • Features N-key rollover
  • Includes screw-in stabilizers
  • Uses a Tray Mount mounting style
  • Supports Bluetooth, Wired, Wireless connectivity
  • Runs at a 1000 Hz polling rate
  • Equipped with a 4000 mAh battery
  • Weighs about 1280 g
  • Sized at 31 x 391 x 139 mm
  • Made with a Plastic, ABS case
  • Features PBT, ABS keycaps
  • Offers Yes, Rgb, White, South-face, Rgb South-face, White South-face RGB lighting
Scores
  • Performance: 66.5
  • Build Quality: 63.9
  • Productivity: 84.1
  • Customizability: 68.1
  • Portability: 63.4
Scores
  • Performance: 81.2
  • Build Quality: 83.8
  • Productivity: 94.6
  • Customizability: 97.3
  • Portability: 53.4
Name
AULA F99 Pro
Name
Keychron K4 Pro
Release year
2024
Release year
2022
Switch Options
Linear
Switch Options
Linear, Tactile, Clicky
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
96%
Layout Size
96%
Layout Standard
ANSI
Layout Standard
ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK
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
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, Wired, Wireless
Polling Rate
-
Polling Rate
1000 Hz
Battery capacity
8000 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
Tray Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, South-face
Backlight
 
Rgb, White, South-face, White South-face
Case Colors
Case Colors
Case Material
ABS
Case Material
Plastic, ABS
Keycaps Material
-
Keycaps Material
PBT, ABS
Dimensions
43 x 146 x 390 mm
Dimensions
31 x 391 x 139 mm
Weight
1023g
Weight
1280g
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