Keychron K4 V3 vs K4 Ultra
Get the Keychron K4 V3 for qmk. Get the Keychron K4 Ultra for the 8,000 Hz polling rate.
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5.0 (4)5.0 · 4 reviews
from$94at Keychron
5.0 (2)5.0 · 2 reviews
from$114at Keychron
Which one should you get?
Get the
Keychron K4 V3
QMK
Build quality in the top 5% of 96% boards under $100.
- North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
- South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
Get the
Keychron K4 Ultra
polling rate
Build quality in the bottom 40% of 96% boards under $150.
- South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
- No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
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 V3
Keychron K4 Ultra
Connection
Bluetooth, Wired
Bluetooth, 2.4 GHz, Wired
Wireless for several devices and wired for lower latency
Max polling rate
1,000 Hz
8,000 Hz
Higher polling helps competitive FPS and does nothing for typing
Case material
Aluminum, Plastic
ABS
Mount style
Tray Mount
Plate Mount
QMK
Yes
No
The deep option when you want to remap every key
- Keychron K4 V3
- Keychron K4 Ultra
- Performance
- 8288
- Build quality
- 8763
- Productivity
- 9587
- Customizability
- 9675
- Portability
- 5457
- Layout size: 96%
- Hot-swappable
- Battery: 4,000 mAh
- Switch options: Clicky, Linear, Tactile
- Sound dampening
What owners say
Ratings and quotes collected from verified store reviews, including the critical ones.
Keychron K4 V3
4 owner reviews
“I am overall extremely impressed with this keyboard! I upgraded from a Corsair K70 Luxe that I had for many years, and this feels like miles better of an experience. I am impressed how good the Banana switches are, they are a little more tactile than the…”
Keychron K4 Ultra
2 owner reviews
“Quality keyboard. I just wish the indicator lights for caps lock and num lock was brighter. Even tried increasing it on the software but it isn't enough.”
Keychron K4 V3 vs K4 Ultra specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
9 of 26 specs differ
Keychron K4 V3
Keychron K4 Ultra
Switch options
Hot-swappable
Mount style
Sound dampening
Screw-in stabilizers
Layout size
Layout standard
Ergonomics
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
Compare prices
Live prices from the stores we track, cheapest in-stock offer first.
Prices in USD are converted to your currency and can change at any time. KeebFinder may earn a commission when you buy through these links, at no extra cost to you.
Lowest price across stores, Amazon excluded.
ISO layouts by store
Which stores sell ISO-DE, UK, and the other regional layouts.
Keychron K4 V3
- Go to Keychron
Keychron
ISO-DE, ISO-UK, ISO-Nordic, ISO-CH
In stockShips to you
Keychron K4 Ultra
No ISO layout at the stores we track.
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