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Head to head · Prices checked Oct 30, 2026

Jamesdonkey A3 vs Keychron 81 Pro

Get the Keychron 81 Pro for the 4,000 mAh battery.

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Quick verdict

Which one should you get?

Get the

Jamesdonkey A3

Build quality in the top 50% of 75% boards under $100.

Get the

Keychron 81 Pro

Battery

Build quality in the top 5% of 75% boards under $150.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.

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.

Jamesdonkey A3

Keychron 81 Pro

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Bluetooth, Wired

    Wireless for several devices and wired for lower latency

  • Battery

    3,000 mAh

    4,000 mAh

    A larger battery means fewer cables during the day

  • Case material

    ABS, PBT, Plastic, Polycarbonate

    Aluminum

  • Mount style

    Gasket Mount

    Gasket Mount, Plate Mount

  • Weight

    1,000 g

    1,887 g

    Heavier boards stay planted and lighter ones travel

KeebFinder scores

How we score
  • Jamesdonkey A3
  • Keychron 81 Pro
Performance
61
82
Build quality
66
87
Productivity
91
97
Customizability
85
94
Portability
79
82

What they share

  • Layout size: 75%
  • Hot-swappable
  • Switch options: Clicky, Linear, Tactile
  • Knob
  • Sound dampening
  • Plate material: Polycarbonate
See every spec side by side

Full specs

Jamesdonkey A3 vs Keychron 81 Pro specs

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

10 of 26 specs differ

Jamesdonkey A3

Keychron 81 Pro

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount, Plate Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

None
None

Media keys

Yes
Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, Wired

Max polling rate

—
1,000 Hz

Battery

3,000 mAh
4,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

ABS, PBT, Plastic, Polycarbonate
Aluminum

Plate material

Polycarbonate
Polycarbonate

Keycaps

PBT
PBT

Weight

1,000 g
1,887 g

Dimensions

40 x 136 x 321 mm
47 x 338 x 151 mm

Backlight

RGB
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2022
2023

Where to buy

Compare prices

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

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Lowest price across stores, Amazon excluded.

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