Keychron K8 Ultra vs Yunzii B87
Get the Keychron K8 Ultra for the 8,000 Hz polling rate.
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 K8 Ultra
Yunzii B87
Max polling rate
8,000 Hz
1,000 Hz
Case material
ABS, Aluminum, Metal
ABS
Mount style
Plate Mount
Gasket Mount
Weight
1,299 g
1,128 g
Layout standard
ANSI, ISO, ISO-ES
ANSI
- Keychron K8 Ultra
- Yunzii B87
- Performance
- 9082
- Build quality
- 8377
- Productivity
- 9589
- Customizability
- 9286
- Portability
- 7773
- Layout size: 80%
- Connection: Bluetooth, 2.4 GHz, Wired
- Hot-swappable
- Battery: 4,000 mAh
- Switch options: Clicky, Linear, Tactile
- QMK
What owners say
Ratings and quotes collected from verified store reviews, including the critical ones.
Keychron K8 Ultra
4 owner reviews
“The order is exactly what i had ordered, and exceeds everything i had expected”
Yunzii B87
No owner reviews collected yet.
Keychron K8 Ultra vs Yunzii B87 specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
8 of 25 specs differ
Keychron K8 Ultra
Yunzii B87
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
Backlight
QMK
VIA
N-key rollover
Mac & Windows
Released
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