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Compare Redragon PENUMBRA K687 vs Skyloong GK75 Differences Side by Side

Explore the comprehensive side-by-side comparison of the Redragon PENUMBRA K687 and Skyloong GK75 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
PENUMBRA K687 (CNC Aluminum Gaming Keyboard)
75
SKYLOONG GK75 Rainbow Mechanical Knob Keyboard

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0.0 (0)
4.0 (1)
  • Released in 2025
  • Has Linear switch options
  • Built with the ANSI layout standard
  • Supports Wired, Wired only connectivity
  • Weighs about 1500 g
  • Sized at 43 x 133 x 43 mm
  • Made with a Aluminum case
  • Offers Yes, Rgb RGB lighting
  • Released in 2022
  • Has Tactile, Linear, Clicky, Silent switch options
  • Built with the ANSI, ISO layout standard
  • Compatible with both Mac and Windows
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless, Wired only connectivity
  • Equipped with a 4000 mAh battery
  • Weighs about 1200 g
  • Sized at 36 x 323 x 41 mm
  • Made with a ABS, Aluminum case
  • Features PBT, ABS keycaps
  • Offers Yes, Rgb, White, North-face, Rgb North-face RGB lighting
Scores
  • Performance: 79.7
  • Build Quality: 73.2
  • Productivity: 71.3
  • Customizability: 61.8
  • Portability: 60.1
Scores
  • Performance: 61.3
  • Build Quality: 66.8
  • Productivity: 83.2
  • Customizability: 78.5
  • Portability: 79.6
Name
Redragon PENUMBRA K687
Name
Skyloong GK75
Release year
2025
Release year
2022
Switch Options
Linear
Switch Options
Tactile, Linear, Clicky, Silent
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
75%
Layout Standard
ANSI
Layout Standard
ANSI, ISO
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
Connection
Bluetooth, 2.4 GHz, Wired, Wireless, Wired only
Polling Rate
-
Polling Rate
-
Battery capacity
-
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
Backlight
 
Rgb, White, North-face
Case Colors
Case Colors
Case Material
Aluminum
Case Material
ABS, Aluminum
Keycaps Material
-
Keycaps Material
PBT, ABS
Dimensions
43 x 133 x 43 mm
Dimensions
36 x 323 x 41 mm
Weight
1500g
Weight
1200g
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