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Head to head · Prices checked Oct 21, 2026

Redragon CASTOR K631 HE vs Keychron V2

Get the Redragon CASTOR K631 HE for hall effect and rapid trigger. Get the Keychron V2 for hot-swappable.

Keychron V2 QMK Custom Mechanical Keyboard ISO Layout Collection

Hot-swappable

Keychron V2

4.9 · 17 reviews

from$44at Keychron

Shop nowCompare 2 stores

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

Keychron V2

  • Hall effect (magnetic)

    Yes

    No

  • Rapid trigger

    Yes

    No

  • Hot-swappable

    No

    Yes

  • Max polling rate

    8,000 Hz

    1,000 Hz

  • Case material

    Plastic

    ABS, Plastic

KeebFinder scores

How we score
  • Redragon CASTOR K631 HE
  • Keychron V2
Performance
92
69
Build quality
43
87
Productivity
49
96
Customizability
47
99
Portability
66
76

What they share

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

From real owners

What owners say

Ratings and quotes collected from verified store reviews, including the critical ones.

Redragon CASTOR K631 HE

No owner reviews collected yet.

Keychron V2

4.9

17 owner reviews

Praise
“Was looking for a good budget board to customize and this keyboard was great! Good price and high quality materials as well as fast shipping. Love it.”
AnonymousVerified buyer· via Keychron

Full specs

Redragon CASTOR K631 HE vs Keychron V2 specs

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

18 of 27 specs differ

Redragon CASTOR K631 HE

Keychron V2

Typing & switches

Switch options

Magnetic
Clicky, Linear, Tactile

Hall effect (magnetic)

Yes
No

Rapid trigger

Yes
No

Hot-swappable

No
Yes

Mount style

—
Plate Mount, Tray Mount

Sound dampening

No
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

65%
65%

Layout standard

ANSI
ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-UK

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

Wired
Wired

Max polling rate

8,000 HzBetter
1,000 Hz

USB-C

Yes
Yes

Build & materials

Case material

Plastic
ABS, Plastic

Plate material

—
Steel

Keycaps

—
ABS, PBT

Weight

638 g
855 g

Dimensions

33 x 323 x 107 mm
20 x 123 x 330 mm

Typing angle

—
4°

Backlight

RGB
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

Mac & Windows

No
Yes

Extras

Released

2026
2022

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
Keychron V24 stores
  • KeychronHK

    In stock
    $44Visit
  • Keychron (DE)DE

    In stock
    $114Visit
  • AmazonGlobal

    Check price
    Visit
  • MKUS

    Out of stock
    $64Visit

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