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

Head to head · Prices checked Oct 21, 2026

Redragon CASTOR K631 Pro vs Fancy NT Pad

Get the Fancy NT Pad for the 2,000 mAh battery and screw-in stabilizers.

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 Pro

Fancy NT Pad

  • Battery

    1,600 mAh

    2,000 mAh

  • Case material

    Plastic

    Aluminum, Plastic

  • Mount style

    Bottom Mount

    Gasket Mount

  • Screw-in stabilizers

    No

    Yes

  • Backlight

    RGB

    RGB, north-facing

KeebFinder scores

How we score
  • Redragon CASTOR K631 Pro
  • Fancy NT Pad
Performance
72
49
Build quality
57
73
Productivity
54
63
Customizability
58
80
Portability
85
50

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
See every spec side by side

Full specs

Redragon CASTOR K631 Pro vs Fancy NT Pad specs

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

8 of 19 specs differ

Redragon CASTOR K631 Pro

Fancy NT Pad

Typing & switches

Switch options

Linear
—

Hot-swappable

Yes
Yes

Mount style

Bottom Mount
Gasket Mount

Screw-in stabilizers

No
Yes

Layout

Layout size

65%
—

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, 2.4 GHz, Wired

Battery

1,600 mAh
2,000 mAhBetter

USB-C

Yes
No

Build & materials

Case material

Plastic
Aluminum, Plastic

Plate material

—
Aluminum, Steel

Keycaps

ABS
—

Weight

470 g
—

Dimensions

40 x 309 x 104 mm
—

Backlight

RGB
RGB, north-facing

Firmware & software

N-key rollover

Yes
No

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
    $42Visit
  • AmazonGlobal

    Check price
    ~$42Visit
Fancy NT Pad2 stores
  • AmazonGlobal

    Check price
    ~$45Visit
  • MechkeysCN

    Out of stock
    $45Visit

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.