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Head to head · Prices checked Oct 31, 2026

Epomaker HE30 vs Jamesdonkey RS2 4.0

Get the Epomaker HE30 for hall effect. Get the Jamesdonkey RS2 4.0 for hot-swappable.

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Quick verdict

Which one should you get?

Get the

Epomaker HE30

Hall effect

Build quality in the top 45% of Numpad boards under $50.

Rules this board out

  • Magnetic switches only. Standard MX switches will not fit.
  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • Numpad only. This is not a full keyboard.

Get the

Jamesdonkey RS2 4.0

Hot-swappable

Build quality in the top 40% of 96% boards under $100.

Rules this board out

  • Compact full-size layout. The numpad is present, the gaps of a full-size board are not.

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.

Epomaker HE30

Jamesdonkey RS2 4.0

  • Layout size

    Numpad

    96%

  • Hall effect (magnetic)

    Yes

    No

    Adjustable actuation helps in games and not in normal typing

  • Connection

    Wired

    Bluetooth, 2.4 GHz, Wired

    Wireless for several devices and wired for lower latency

  • Hot-swappable

    No

    Yes

    Switch changes without soldering

  • Case material

    Plastic

    Aluminum

KeebFinder scores

How we score
  • Epomaker HE30
  • Jamesdonkey RS2 4.0
Performance
89
58
Build quality
64
71
Productivity
73
93
Customizability
57
82
Portability
70
53

What they share

  • Sound dampening
  • Keycaps: PBT
See every spec side by side

Full specs

Epomaker HE30 vs Jamesdonkey RS2 4.0 specs

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

17 of 26 specs differ

Epomaker HE30

Jamesdonkey RS2 4.0

Typing & switches

Switch options

Magnetic
Linear

Hall effect (magnetic)

Yes
No

Hot-swappable

No
Yes

Mount style

Tray Mount
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

Numpad
96%

Layout standard

Dvorak
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

LCD
None

Media keys

No
Yes

Connectivity & battery

Connection

Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

8,000 Hz
—

Battery

Wired only
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Plastic
Aluminum

Plate material

Aluminum
—

Keycaps

PBT
PBT

Weight

350 g
1,150 g

Dimensions

29 x 153 x 133 mm
34 x 405 x 138 mm

Typing angle

6°
—

Backlight

RGB, south-facing
RGB

Firmware & software

QMK

No
Yes

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2026
2024

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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