Keychron K2 Ultra vs Womier RD75 Pro
Get the Keychron K2 Ultra for the 8,000 Hz polling rate. Get the Womier RD75 Pro for the 8,000 mAh battery.
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4.0 (4)4.0 · 4 reviews
from$119at MK
No reviews
from$165at ktechs
Which one should you get?
Get the
Keychron K2 Ultra
polling rate
Build quality in the top 10% of 75% boards under $150.
- South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
Get the
Womier RD75 Pro
Battery
Build quality in the top 15% of 75% boards under $200.
- South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
- Missing ISO-FR, ISO-ES, ISO-IT. The other board is sold in those layouts.
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 K2 Ultra
Womier RD75 Pro
Battery
4,000 mAh
8,000 mAh
A larger battery means fewer cables during the day
Max polling rate
8,000 Hz
1,000 Hz
Higher polling helps competitive FPS and does nothing for typing
Case material
ABS, Aluminum
Aluminum
Weight
1,084 g
2,000 g
Heavier boards stay planted and lighter ones travel
Layout standard
ANSI, ISO, ISO-ES, ISO-FR, ISO-IT
ANSI, ISO
ISO and JIS exist so regional layouts fit
- Keychron K2 Ultra
- Womier RD75 Pro
- Performance
- 9080
- Build quality
- 8681
- Productivity
- 9488
- Customizability
- 9286
- Portability
- 8292
- Layout size: 75%
- Connection: Bluetooth, 2.4 GHz, Wired
- Hot-swappable
- Mount style: Gasket Mount
- QMK
- VIA
Keychron K2 Ultra vs Womier RD75 Pro specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
9 of 25 specs differ
Keychron K2 Ultra
Womier RD75 Pro
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
ISO layouts by store
Which stores sell ISO-DE, UK, and the other regional layouts.
Keychron K2 Ultra
Keychron (DE)
ISO-FR, ISO-ES, ISO-IT
In stockDoes not ship to you
Womier RD75 Pro
Listed on the product, not split by store: ISO.
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.
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