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Head to head · Prices checked Nov 11, 2026

Keydous NJ80 Pro vs Keychron Lemokey L4

Get the Keydous NJ80 Pro for the 5,000 mAh battery and knob.

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Quick verdict

Which one should you get?

Get the

Keydous NJ80 Pro

Battery

Build quality in the bottom 15% of 75% boards at any price.

Rules this board out

  • No numpad.

Get the

Keychron Lemokey L4

Build quality in the top 5% of 80% boards under $200.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • No numpad.

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.

Keydous NJ80 Pro

Keychron Lemokey L4

  • Layout size

    75%

    80%

  • Connection

    Wired, Wireless

    Bluetooth, 2.4 GHz, Wired

    Wireless for several devices and wired for lower latency

  • Battery

    5,000 mAh

    4,000 mAh

    A larger battery means fewer cables during the day

  • Switch options

    Clicky, Linear

    Clicky, Linear, Tactile

  • Knob

    Yes

    No

KeebFinder scores

How we score
  • Keydous NJ80 Pro
  • Keychron Lemokey L4
Performance
68
80
Build quality
49
87
Productivity
68
95
Customizability
73
94
Portability
80
77

What they share

  • Hot-swappable
  • Case material: Aluminum
  • Keycaps: PBT
See every spec side by side

Full specs

Keydous NJ80 Pro vs Keychron Lemokey L4 specs

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

17 of 27 specs differ

Keydous NJ80 Pro

Keychron Lemokey L4

Typing & switches

Switch options

Clicky, Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

—
Gasket Mount

Sound dampening

No
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

75%
80%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

Yes
None

Connectivity & battery

Connection

Wired, Wireless
Bluetooth, 2.4 GHz, Wired

Max polling rate

—
1,000 Hz

Battery

5,000 mAhBetter
4,000 mAh

USB passthrough

Yes
No

USB-C

No
Yes

Build & materials

Case material

Aluminum
Aluminum

Plate material

FR4
Aluminum

Keycaps

PBT
PBT

Weight

1,400 g
1,858 g

Dimensions

27 x 140 x 325 mm
21 x 142 x 356 mm

Typing angle

—
5°

Backlight

RGB
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2025
2024

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.

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