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Head to head · Prices checked Oct 21, 2026

Wusikey FF101 vs Keychron J5 QMK

Get the Wusikey FF101 for the 4,000 mAh battery. Get the Keychron J5 QMK for qmk and sound dampening.

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.

Wusikey FF101

Keychron J5 QMK

  • Battery

    4,000 mAh

    3,750 mAh

  • Case material

    Plastic

    ABS

  • Weight

    1,400 g

    1,100 g

  • QMK

    No

    Yes

  • Sound dampening

    No

    Yes

KeebFinder scores

How we score
  • Wusikey FF101
  • Keychron J5 QMK
Performance
59
78
Build quality
58
61
Productivity
66
84
Customizability
49
75
Portability
54
57

What they share

  • Layout size: 100%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Max polling rate: 1,000 Hz
  • Keycaps: PBT
See every spec side by side

Full specs

Wusikey FF101 vs Keychron J5 QMK specs

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

8 of 21 specs differ

Wusikey FF101

Keychron J5 QMK

Typing & switches

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
—

Sound dampening

No
Yes

Layout

Layout size

100%
100%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
1,000 Hz

Battery

4,000 mAhBetter
3,750 mAh

USB-C

Yes
Yes

Build & materials

Case material

Plastic
ABS

Keycaps

PBT
PBT

Weight

1,400 g
1,100 g

Dimensions

21 x 424 x 150 mm
35 x 436 x 129 mm

Typing angle

—
2°

Backlight

None
RGB, north-facing

Firmware & software

QMK

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
2025

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • VelocifireCN

    In stock
    $99Visit
  • AmazonGlobal

    Check price
    ~$99Visit
  • Keychron (DE)DE

    In stock
    $109Visit
  • AmazonGlobal

    Check price
    ~$109Visit

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