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Head to head · Prices checked Nov 11, 2026

Weikav Stars21 Programmable Numpad vs Keychron J5

Get the Keychron J5 for the 3,750 mAh battery.

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Quick verdict

Which one should you get?

Get the

Weikav Stars21 Programmable Numpad

Build quality in the top 10% of Numpad boards under $100.

Rules this board out

  • Numpad only. This is not a full keyboard.

Get the

Keychron J5

Battery

Build quality in the top 20% of 100% boards under $100.

Rules this board out

  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.

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.

Weikav Stars21 Programmable Numpad

Keychron J5

  • Layout size

    Numpad

    100%

  • Battery

    800 mAh

    3,750 mAh

    A larger battery means fewer cables during the day

  • Case material

    Aluminum

    ABS

  • Switch options

    Linear

    Clicky, Linear, Tactile

  • Weight

    480 g

    1,100 g

    Heavier boards stay planted and lighter ones travel

KeebFinder scores

How we score
  • Weikav Stars21 Programmable Numpad
  • Keychron J5
Performance
75
82
Build quality
84
71
Productivity
56
89
Customizability
89
88
Portability
77
54

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Max polling rate: 1,000 Hz
  • QMK
  • VIA
See every spec side by side

Full specs

Weikav Stars21 Programmable Numpad vs Keychron J5 specs

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

11 of 25 specs differ

Weikav Stars21 Programmable Numpad

Keychron J5

Typing & switches

Switch options

Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
—

Sound dampening

No
Yes

Layout

Layout size

Numpad
100%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
1,000 Hz

Battery

800 mAh
3,750 mAhBetter

USB-C

No
Yes

Build & materials

Case material

Aluminum
ABS

Plate material

—
Steel

Keycaps

—
PBT

Weight

480 g
1,100 g

Dimensions

18 x 130 x 95 mm
35 x 436 x 129 mm

Typing angle

—
2°

Backlight

RGB
RGB, north-facing

Firmware & software

QMK

Yes
Yes

VIA

Yes
Yes

N-key rollover

Yes
Yes

Mac & Windows

No
Yes

Extras

Released

2025
2025

Where to buy

Compare prices

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

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.

Lowest price across stores, Amazon excluded.

Keychron J53 stores

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