Coolkiller CK75 vs Keychron J12 HE
Get the Keychron J12 HE for hall effect and rapid trigger.
The differences that matter
Skip the 40-row spec sheet. These are the specs that change how each board feels, sounds, and fits your desk.
Coolkiller CK75
Keychron J12 HE
Hall effect (magnetic)
No
Yes
Rapid trigger
No
Yes
Case material
ABS, Aluminum, Plastic
Plastic
Switch options
Linear, Tactile
Clicky, Linear, Magnetic, Tactile
Weight
1,050 g
952 g
- Coolkiller CK75
- Keychron J12 HE
- Performance
- 6188
- Build quality
- 6776
- Productivity
- 8689
- Customizability
- 6986
- Portability
- 8280
- Layout size: 75%
- Connection: Bluetooth, 2.4 GHz, Wired
- Hot-swappable
- Mount style: Gasket Mount
- Sound dampening
Coolkiller CK75 vs Keychron J12 HE specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
12 of 26 specs differ
Coolkiller CK75
Keychron J12 HE
Switch options
Hall effect (magnetic)
Rapid trigger
Hot-swappable
Mount style
Sound dampening
Screw-in stabilizers
Layout size
Layout standard
Ergonomics
Display
Connection
Max polling rate
Battery
USB-C
Case material
Plate material
Keycaps
Weight
Dimensions
Backlight
QMK
VIA
N-key rollover
Mac & Windows
Released
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