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Compare AntGamer AGK68 vs Sikakeyb Castle HM66 Differences Side by Side

Explore the comprehensive side-by-side comparison of the AntGamer AGK68 and Sikakeyb Castle HM66 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.

ANTGAMER AGK68 Magnetic Switch Mechanical Keyboard
SIKAKEYB Castle HM66 Magnetic Switch Mechanical Keyboard

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  • Released in 2025
  • Available in a 68% layout
  • Provides dedicated media keys
  • Released in 2024
  • Available in a 65% layout
  • Has built-in sound dampening
  • Runs at a 8000 Hz polling rate
  • Weighs about 630 g
  • Sized at 37 x 103 x 294 mm
Scores
  • Performance: 72.1
  • Build Quality: 42.1
  • Productivity: 42.7
  • Customizability: 52.9
  • Portability: 63.4
Scores
  • Performance: 85.2
  • Build Quality: 43.1
  • Productivity: 50.7
  • Customizability: 47.2
  • Portability: 63
Name
AntGamer AGK68
Name
Sikakeyb Castle HM66
Release year
2025
Release year
2024
Switch Options
Magnetic
Switch Options
Magnetic
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
68%
Layout Size
65%
Layout Standard
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
Connection
Wired, Wired only
Polling Rate
-
Polling Rate
8000 Hz
Battery capacity
-
Battery capacity
-
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
-
Mount Style
-
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb
Backlight
 
Rgb
Case Colors
Case Colors
Case Material
Aluminum
Case Material
Aluminum
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
-
Dimensions
37 x 103 x 294 mm
Weight
-
Weight
630g
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