Keychron K2 Max vs Womier RD75 Pro
Choose the K2 Max for its lighter build and regional layout selection, or the RD75 Pro for its larger battery and FR4 gasket-mount design.
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4.5 · 2 reviews
from$94at Keychron
No reviews
from$165at ktechs
Which one should you get?
Get the
Keychron K2 Max
Build quality in the top 5% of 75% boards under $100.
- 940 g listed weight, compared with 2000 g for the RD75 Pro.
- Steel plate, aluminum and ABS case options, and PBT keycaps.
- Hot-swappable switches, QMK and VIA support, and screw-in stabilizers.
- 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.
- 8000 mAh battery, twice the listed capacity of the K2 Max.
- Aluminum case with a gasket mount and an FR4 flex-cut plate.
- Hot-swap sockets support both 3-pin and 5-pin switches.
- South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
- Missing ISO-DE, ISO-UK, ISO-Nordic. The other board is sold in those layouts.
Choose the Keychron K2 Max if lower weight or one of its additional ISO layouts is a priority. Pick the Womier RD75 Pro if you prefer its FR4 gasket-mount design, want the larger listed battery, or value the included switch and keycap accessories. For gaming, the listed 1000 Hz polling and connection options are similar, so decide based on those practical differences instead.
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 Max
Womier RD75 Pro
Battery
4,000 mAh
8,000 mAh
A larger battery means fewer cables during the day
Case material
ABS, Aluminum
Aluminum
Mount style
PCB Mount, Plate Mount
Gasket Mount
Weight
940 g
2,000 g
Heavier boards stay planted and lighter ones travel
Layout standard
ANSI, ISO, ISO-DE, ISO-Nordic, ISO-SW, ISO-UK
ANSI, ISO
ISO and JIS exist so regional layouts fit
- Keychron K2 Max
- Womier RD75 Pro
- Performance
- 8180
- Build quality
- 8681
- Productivity
- 9589
- Customizability
- 9186
- Portability
- 7992
- Layout size: 75%
- Connection: Bluetooth, 2.4 GHz, Wired
- Hot-swappable
- Max polling rate: 1,000 Hz
- QMK
- VIA
What will you mostly use it for?
The K2 Max has the clearer advantage for buyers who need a lighter keyboard or a broader choice of regional layouts. The RD75 Pro is a stronger fit if a larger listed battery and its FR4 gasket-mount construction matter more. For gaming, both list the same polling rate and wired and 2.4 GHz options, so neither has a clear spec-based edge here. Both offer substantial customization through hot-swap and QMK and VIA support.
It's a tie
- Both keyboards list 1000 Hz polling and support wired and 2.4 GHz connections.
- Both include N-key rollover and hot-swappable switches.
Keychron K2 Max vs Womier RD75 Pro specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
8 of 26 specs differ
Keychron K2 Max
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
Typing angle
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 Max
Keychron
ISO-DE, ISO-UK, ISO-Nordic, ISO-SW
In stockShips to you
Keychron (DE)
ISO-DE, ISO-UK, ISO-SW
Out of 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.
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Lowest price across stores, Amazon excluded.
Keychron K2 Max vs Womier RD75 Pro: your questions
The Keychron K2 Max is listed at 940 g, while the Womier RD75 Pro is listed at 2000 g. That makes the K2 Max the more portable choice based on weight.
The Womier RD75 Pro lists an 8000 mAh battery, while the Keychron K2 Max lists 4000 mAh. Battery capacity alone does not establish actual runtime for either keyboard.
Both keyboards list Bluetooth and 2.4 GHz wireless, as well as wired connectivity. Each also lists a 1000 Hz polling rate.
Both list 1000 Hz polling in wired and 2.4 GHz modes and include N-key rollover. Their listed gaming-related specifications are similar, so the choice can come down to weight or the Womier's larger battery.
Yes, both keyboards list hot-swap support. The Womier vendor specifies support for 3-pin and 5-pin switches, while Keychron describes compatibility with almost all 3-pin and 5-pin MX-style mechanical switches.
Both the Keychron K2 Max and Womier RD75 Pro list QMK and VIA support. Keychron also describes using its Launcher web app for key remapping and macros.
The Keychron K2 Max lists a steel plate, while the Womier RD75 Pro uses an FR4 flex-cut plate. The Womier vendor also describes its keyboard as using a gasket-mount design.
The Keychron K2 Max lists ANSI, ISO, ISO-DE, ISO-UK, ISO-Nordic, and ISO-SW options. The Womier RD75 Pro lists ANSI and ISO, without the specific ISO-DE, ISO-UK, or ISO-Nordic options.
Both have south-facing LEDs, and both list the compatibility warning that shine-through legends stay dark. Some sculpted keycaps may also clip the LED on either keyboard.
The Womier vendor lists a USB-A to USB-C cable, a 2-in-1 keycap and switch puller, a 2.4 GHz adapter, additional keycaps and switches, and additional silicone gaskets. The description also lists a silver aluminum badge and a 1u receiver storage keycap.
Keychron describes IXPE, PET, and EPDM acoustic foam layers in the K2 Max. The metadata also lists sound dampening as a feature.
The Womier RD75 Pro is listed with a gasket mount, described by its vendor as a PCB gasket-mount design. The K2 Max's listed mount styles are PCB mount and plate mount.
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