Keychron K4 QMK V3 vs V5 Ultra
Get the Keychron V5 Ultra for knob and via.
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.
Keychron K4 QMK V3
Keychron V5 Ultra
Case material
Aluminum
ABS, Metal, Plastic
Knob
No
Yes
VIA
No
Yes
Sound dampening
No
Yes
Layout standard
ANSI
ANSI, ISO, ISO-ES
- Keychron K4 QMK V3
- Keychron V5 Ultra
- Performance
- 6191
- Build quality
- 6783
- Productivity
- 5798
- Customizability
- 7694
- Portability
- 4456
- Layout size: 96%
- Hot-swappable
- QMK
What owners say
Ratings and quotes collected from verified store reviews, including the critical ones.
Keychron K4 QMK V3
No owner reviews collected yet.
Keychron V5 Ultra
1 owner reviews
“Hi Keychron team, I wanted to share some feedback regarding your new Ultra line of keyboards. While the backlighting is present, the legends on most of your keyboards are not properly illuminated. I don’t quite understand the point of this design—these…”
Keychron K4 QMK V3 vs V5 Ultra specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
11 of 27 specs differ
Keychron K4 QMK V3
Keychron V5 Ultra
Switch options
Hot-swappable
Mount style
Sound dampening
Screw-in stabilizers
Layout size
Layout standard
Ergonomics
Knob
Display
Media keys
Connection
Max polling rate
Battery
USB-C
Case material
Plate material
Keycaps
Weight
Dimensions
Typing angle
Backlight
QMK
VIA
N-key rollover
Mac & Windows
Released
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