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

Head to head · Prices checked Oct 21, 2026

Jamesdonkey R3 TMR HE vs Vortex Hellcat

Get the Jamesdonkey R3 TMR HE for hall effect and 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 R3 TMR HE

Vortex Hellcat

  • Hall effect (magnetic)

    Yes

    No

  • Rapid trigger

    Yes

    No

  • Case material

    Aluminum

    Acrylic, Plastic

  • Mount style

    Gasket Mount

    Tray Mount

  • Keycaps

    PBT, PC

    PBT

KeebFinder scores

How we score
  • Jamesdonkey R3 TMR HE
  • Vortex Hellcat
Performance
91
54
Build quality
59
78
Productivity
54
69
Customizability
57
85
Portability
67
70

What they share

  • Layout size: 65%
  • Hot-swappable
  • Sound dampening
See every spec side by side

Full specs

Jamesdonkey R3 TMR HE vs Vortex Hellcat specs

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

11 of 24 specs differ

Jamesdonkey R3 TMR HE

Vortex Hellcat

Typing & switches

Switch options

Magnetic
—

Hall effect (magnetic)

Yes
No

Rapid trigger

Yes
No

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Tray Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

65%
65%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Connectivity & battery

Connection

Wired
—

Max polling rate

8,000 Hz
—

Build & materials

Case material

Aluminum
Acrylic, Plastic

Plate material

—
FR4

Keycaps

PBT, PC
PBT

Weight

1,112 g
—

Dimensions

43 x 316 x 106 mm
—

Typing angle

—
5°

Backlight

RGB
RGB, south-facing

Firmware & software

VIAL

No
Yes

N-key rollover

Yes
No

Mac & Windows

No
Yes

Extras

Released

2025
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
    $129Visit
  • AmazonGlobal

    Check price
    ~$129Visit
  • MKUS

    In stock
    $143Visit
  • AmazonGlobal

    Check price
    ~$143Visit

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.