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Head to head · Prices checked Oct 21, 2026

Jamesdonkey A3 vs Keychron K2 V2

Get the Jamesdonkey A3 for knob. Get the Keychron K2 V2 for the 4,000 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.

Jamesdonkey A3

Keychron K2 V2

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Bluetooth, Wired

  • Battery

    3,000 mAh

    4,000 mAh

  • Case material

    ABS, PBT, Plastic, Polycarbonate

    Aluminum, Plastic

  • Mount style

    Gasket Mount

    Tray Mount

  • Knob

    Yes

    No

KeebFinder scores

How we score
  • Jamesdonkey A3
  • Keychron K2 V2
Performance
62
79
Build quality
66
72
Productivity
91
76
Customizability
85
74
Portability
79
83

What they share

  • Layout size: 75%
  • Hot-swappable
  • Switch options: Clicky, Linear, Tactile
See every spec side by side

From real owners

What owners say

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

Jamesdonkey A3

No owner reviews collected yet.

Keychron K2 V2

4.9

2,808 owner reviews

Praise
“Great keyboard but K2 is too small for my clumsy hands... not their fault. A larger one may have worked better for me. Otherwise I like everything about it.”
Greg H.Verified buyer· via Keychron

Full specs

Jamesdonkey A3 vs Keychron K2 V2 specs

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

11 of 23 specs differ

Jamesdonkey A3

Keychron K2 V2

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Tray Mount

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-UK, JIS

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
None

Media keys

Yes
Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, Wired

Battery

3,000 mAh
4,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

ABS, PBT, Plastic, Polycarbonate
Aluminum, Plastic

Plate material

Polycarbonate
—

Keycaps

PBT
ABS, PBT

Weight

1,000 g
—

Dimensions

40 x 136 x 321 mm
—

Backlight

RGB
RGB, north-facing

Firmware & software

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2022
2019

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • MechkeysCN

    In stock
    $89Visit
  • AmazonGlobal

    Check price
    ~$89Visit
  • WhatGeekCN

    Out of stock
    $89Visit
  • KeychronHK

    In stock
    $49Visit
  • AmazonGlobal

    Check price
    ~$49Visit
  • Keychron (DE)DE

    Out of stock
    $101Visit

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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