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

Head to head · Prices checked Oct 21, 2026

Redragon CASTOR K631 HE vs Ducky Tinker 65 ProjectD

Get the Redragon CASTOR K631 HE for hall effect and rapid trigger. Get the Ducky Tinker 65 ProjectD for hot-swappable.

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

Ducky Tinker 65 ProjectD

  • Hall effect (magnetic)

    Yes

    No

  • Rapid trigger

    Yes

    No

  • Hot-swappable

    No

    Yes

  • Case material

    Plastic

    ABS, Plastic

  • Switch options

    Magnetic

    Clicky, Linear, Tactile

KeebFinder scores

How we score
  • Redragon CASTOR K631 HE
  • Ducky Tinker 65 ProjectD
Performance
92
64
Build quality
43
82
Productivity
49
92
Customizability
47
93
Portability
66
75

What they share

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

Full specs

Redragon CASTOR K631 HE vs Ducky Tinker 65 ProjectD specs

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

13 of 25 specs differ

Redragon CASTOR K631 HE

Ducky Tinker 65 ProjectD

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

Sound dampening

No
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

65%
65%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

Wired
Wired

Max polling rate

8,000 Hz
—

USB-C

Yes
Yes

Build & materials

Case material

Plastic
ABS, Plastic

Plate material

—
FR4, POM

Keycaps

—
PBT

Weight

638 g
—

Dimensions

33 x 323 x 107 mm
—

Backlight

RGB
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

Mac & Windows

No
Yes

Extras

Released

2026
2023

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
  • MKUS

    In stock
    $42Visit
  • AmazonGlobal

    Check price
    ~$42Visit

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.