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Head to head · Prices checked Oct 23, 2026

Redragon CASTOR K631 HE vs Kataaa Model VI

Get the Redragon CASTOR K631 HE for hall effect and rapid trigger. Get the Kataaa Model VI for hot-swappable.

[In Stock] Kataaa Model VI Mechanical Keyboard

Hot-swappable

Kataaa Model VI

from$34at zFrontier

90-day low

Shop nowSee all prices

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.

Redragon CASTOR K631 HE

Kataaa Model VI

  • Hall effect (magnetic)

    Yes

    No

  • Rapid trigger

    Yes

    No

  • Connection

    Wired

    Bluetooth, 2.4 GHz, Wired

  • Hot-swappable

    No

    Yes

  • Case material

    Plastic

    Plastic, Steel

KeebFinder scores

How we score
  • Redragon CASTOR K631 HE
  • Kataaa Model VI
Performance
92
50
Build quality
43
72
Productivity
49
65
Customizability
47
68
Portability
66
84

What they share

  • Layout size: 65%
See every spec side by side

Full specs

Redragon CASTOR K631 HE vs Kataaa Model VI specs

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

12 of 21 specs differ

Redragon CASTOR K631 HE

Kataaa Model VI

Typing & switches

Switch options

Magnetic
—

Hall effect (magnetic)

Yes
No

Rapid trigger

Yes
No

Hot-swappable

No
Yes

Layout

Layout size

65%
65%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Connectivity & battery

Connection

Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

8,000 Hz
—

USB-C

Yes
No

Build & materials

Case material

Plastic
Plastic, Steel

Plate material

—
Steel

Keycaps

—
ABS

Weight

638 g
770 g

Dimensions

33 x 323 x 107 mm
28 x 164 x 330 mm

Typing angle

—
17°

Backlight

RGB
None

Firmware & software

VIA

No
Yes

Mac & Windows

No
Yes

Extras

Released

2026
2025

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • RedragonCN

    In stock
    $39Visit
  • AmazonGlobal

    Check price
    ~$39Visit
  • zFrontierHK

    In stock
    $34Visit
  • AmazonGlobal

    Check price
    ~$34Visit

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