Not sure which keyboard to choose? Try the Keyboard Finder now!

Head to head · Prices checked Oct 21, 2026

Jamesdonkey RS2 3.0 vs REDMAGIC Nubia K100J

Get the REDMAGIC Nubia K100J for rapid trigger and knob.

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 RS2 3.0

REDMAGIC Nubia K100J

  • Rapid trigger

    No

    Yes

  • Case material

    Aluminum

    Metal, Plastic

  • Knob

    No

    Yes

  • Display

    Yes

    LED

  • Sound dampening

    No

    Yes

KeebFinder scores

How we score
  • Jamesdonkey RS2 3.0
  • REDMAGIC Nubia K100J
Performance
50
63
Build quality
72
57
Productivity
57
68
Customizability
59
74
Portability
52
52

What they share

  • Layout size: 96%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Battery: 4,000 mAh
  • Switch options: Linear
  • Mount style: Gasket Mount
See every spec side by side

Full specs

Jamesdonkey RS2 3.0 vs REDMAGIC Nubia K100J specs

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

9 of 21 specs differ

Jamesdonkey RS2 3.0

REDMAGIC Nubia K100J

Typing & switches

Switch options

Linear
Linear

Rapid trigger

No
Yes

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

No
Yes

Layout

Layout size

96%
96%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

Yes
LED

Media keys

No
Yes

Connectivity & battery

Connection

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

Battery

4,000 mAh
4,000 mAh

USB-C

No
Yes

Build & materials

Case material

Aluminum
Metal, Plastic

Keycaps

PBT
PBT

Weight

1,140 g
—

Dimensions

34 x 138 x 405 mm
—

Backlight

None
RGB

Firmware & software

Mac & Windows

Yes
No

Extras

Released

2023
2023

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • AmazonGlobal

    Check price
    ~$157Visit
  • WhatGeekCN

    Out of stock
    $157Visit
  • MechkeysCN

    In stock
    $169Visit
  • AmazonGlobal

    Check price
    ~$169Visit

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.

Still torn?

Answer a few quick questions and the keyboard finder ranks 2,000+ boards by how you will actually use yours.