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Head to head · Prices checked Oct 21, 2026

Jamesdonkey R2 Pro vs REDMAGIC Nubia K100J

Get the Jamesdonkey R2 Pro for the 6,000 mAh battery. Get the REDMAGIC Nubia K100J for rapid trigger.

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 R2 Pro

REDMAGIC Nubia K100J

  • Layout size

    95%

    96%

  • Rapid trigger

    No

    Yes

  • Battery

    6,000 mAh

    4,000 mAh

  • Case material

    Aluminum

    Metal, Plastic

  • Switch options

    Clicky, Linear, Tactile

    Linear

KeebFinder scores

How we score
  • Jamesdonkey R2 Pro
  • REDMAGIC Nubia K100J
Performance
52
63
Build quality
69
57
Productivity
73
68
Customizability
82
74
Portability
64
52

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Mount style: Gasket Mount
  • Knob
  • Sound dampening
  • Keycaps: PBT
See every spec side by side

Full specs

Jamesdonkey R2 Pro vs REDMAGIC Nubia K100J specs

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

10 of 20 specs differ

Jamesdonkey R2 Pro

REDMAGIC Nubia K100J

Typing & switches

Switch options

Clicky, Linear, Tactile
Linear

Rapid trigger

No
Yes

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

95%
96%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

Yes
LED

Media keys

No
Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, 2.4 GHz, Wired

Battery

6,000 mAhBetter
4,000 mAh

USB-C

No
Yes

Build & materials

Case material

Aluminum
Metal, Plastic

Keycaps

PBT
PBT

Weight

2,205 g
—

Backlight

RGB
RGB

Firmware & software

Mac & Windows

Yes
No

Extras

Released

2024
2023

Where to buy

Compare prices

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

  • AmazonGlobal

    Check price
    ~$159Visit
  • MechkeysCN

    Out of stock
    $159Visit
  • MechkeysCN

    In stock
    $169Visit
  • AmazonGlobal

    Check price
    ~$169Visit

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