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Head to head · Prices checked Oct 21, 2026

Keychron 81 Pro vs Womier RD75 Pro

Get the Keychron 81 Pro for knob. Get the Womier RD75 Pro for the 8,000 mAh battery.

What actually differs

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 81 Pro

Womier RD75 Pro

  • Connection

    Bluetooth, Wired

    Bluetooth, 2.4 GHz, Wired

  • Battery

    4,000 mAh

    8,000 mAh

  • Mount style

    Gasket Mount, Plate Mount

    Gasket Mount

  • Knob

    Yes

    No

  • Weight

    1,887 g

    2,000 g

KeebFinder scores

How we score
  • Keychron 81 Pro
  • Womier RD75 Pro
Performance
82
80
Build quality
87
81
Productivity
97
88
Customizability
94
86
Portability
82
92

What they share

  • Layout size: 75%
  • Hot-swappable
  • Max polling rate: 1,000 Hz
  • Case material: Aluminum
  • QMK
  • VIA
See every spec side by side

From real owners

What owners say

Ratings and quotes collected from verified store reviews, including the critical ones.

Keychron 81 Pro

5.0

4 owner reviews

Praise
“Love the sound and feel. Thr kickstand is cool too. Only thing is I wish there were more options for keycap colors, the red doesn't match my stuff.”
T.T.· via Keychron

Womier RD75 Pro

No owner reviews collected yet.

Full specs

Keychron 81 Pro vs Womier RD75 Pro specs

Every tracked spec, side by side. Rows marked with a dot differ between the boards.

10 of 26 specs differ

Keychron 81 Pro

Womier RD75 Pro

Typing & switches

Switch options

Clicky, Linear, Tactile
—

Hot-swappable

Yes
Yes

Mount style

Gasket Mount, Plate Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
No

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI, ISO

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

Bluetooth, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

1,000 Hz
1,000 Hz

Battery

4,000 mAh
8,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Aluminum

Plate material

Polycarbonate
FR4

Keycaps

PBT
PBT

Weight

1,887 g
2,000 g

Dimensions

47 x 338 x 151 mm
—

Backlight

RGB, south-facing
RGB, south-facing

Firmware & software

QMK

Yes
Yes

VIA

Yes
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2023
2024

Where to buy

Compare prices

Live prices from the stores we track, cheapest in-stock offer first.

Lowest price across stores, Amazon excluded.

  • Input GearDE

    In stock
    $145Visit
  • KeychronHK

    In stock
    $169Visit
  • AmazonGlobal

    Check price
    ~$145Visit
  • MKUS

    Out of stock
    $204Visit
  • ktechsSG

    In stock
    $165Visit
  • AmazonGlobal

    Check price
    ~$165Visit
  • MKUS

    Out of stock
    $95Visit
  • Input GearDE

    Out of stock
    $135Visit

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.

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