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Head to head · Prices checked Oct 21, 2026

Darmoshark K8 vs Jamesdonkey RS2 4.0

Get the Jamesdonkey RS2 4.0 for knob and qmk.

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.

Darmoshark K8

Jamesdonkey RS2 4.0

  • Layout size

    75%

    96%

  • Case material

    Plastic

    Aluminum

  • Knob

    No

    Yes

  • Display

    Yes

    None

  • QMK

    No

    Yes

KeebFinder scores

How we score
  • Darmoshark K8
  • Jamesdonkey RS2 4.0
Performance
48
58
Build quality
52
71
Productivity
62
93
Customizability
59
82
Portability
75
53

What they share

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

Full specs

Darmoshark K8 vs Jamesdonkey RS2 4.0 specs

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

8 of 21 specs differ

Darmoshark K8

Jamesdonkey RS2 4.0

Typing & switches

Switch options

Linear
Linear

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

75%
96%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

Yes
None

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

Yes
Yes

Build & materials

Case material

Plastic
Aluminum

Keycaps

PBT
PBT

Weight

—
1,150 g

Dimensions

—
34 x 405 x 138 mm

Backlight

RGB
RGB

Firmware & software

QMK

No
Yes

Mac & Windows

No
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.

  • MechkeysCN

    In stock
    $89Visit
  • AmazonGlobal

    Check price
    ~$89Visit
  • MechkeysCN

    In stock
    $99Visit
  • AmazonGlobal

    Check price
    ~$99Visit
  • WhatGeekCN

    Out of stock
    $108Visit

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