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Head to head · Prices checked Nov 12, 2026

Keychron Q3 Ultra vs Lemokey L4

Get the Keychron Q3 Ultra for the 8,000 Hz polling rate and knob. Get the Keychron Lemokey L4 for qmk.

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Quick verdict

Which one should you get?

Get the

Keychron Q3 Ultra

polling rate

Build quality in the top 25% of 80% boards under $300.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.

Get the

Keychron Lemokey L4

QMK

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 ISO layout. ISO-DE, UK, and other ISO variants are not offered.

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.

Keychron Q3 Ultra

Keychron Lemokey L4

  • Max polling rate

    8,000 Hz

    1,000 Hz

    Higher polling helps competitive FPS and does nothing for typing

  • Mount style

    Gasket Mount, Plate Mount

    Gasket Mount

  • Knob

    Yes

    No

  • Weight

    1,787 g

    1,858 g

    Heavier boards stay planted and lighter ones travel

  • QMK

    No

    Yes

    The deep option when you want to remap every key

KeebFinder scores

How we score
  • Keychron Q3 Ultra
  • Keychron Lemokey L4
Performance
89
80
Build quality
74
87
Productivity
90
95
Customizability
77
94
Portability
78
77

What they share

  • Layout size: 80%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Battery: 4,000 mAh
  • Case material: Aluminum
  • Switch options: Clicky, Linear, Tactile
See every spec side by side

From real owners

What owners say

Ratings and quotes collected from verified store reviews, including the critical ones.

Keychron Q3 Ultra

4.8

4 owner reviews

Praise
“USB is working for me, but I have it plugged in to a USB switcher. I haven't configured the keyboard, beyond the switches in the back. I'm liking the keyboard so far.”
eucratic· via Keychron

Keychron Lemokey L4

5.0

4 owner reviews

Praise
“Highest quality keyboard barebones I’ve purchased! It’s really heavy but it was so satisfying to put in the switches and it sounds beautiful.”
JamonVerified buyer· via Keychron

Full specs

Keychron Q3 Ultra vs Lemokey L4 specs

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

11 of 27 specs differ

Keychron Q3 Ultra

Keychron Lemokey L4

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount, Plate Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
Yes

Layout

Layout size

80%
80%

Layout standard

ANSI, ISO, ISO-CH, ISO-DE, ISO-ES, ISO-FR, ISO-UK
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

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

Max polling rate

8,000 HzBetter
1,000 Hz

Battery

4,000 mAh
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Aluminum

Plate material

Polycarbonate
Aluminum

Keycaps

PBT
PBT

Weight

1,787 g
1,858 g

Dimensions

31 x 365 x 137 mm
21 x 142 x 356 mm

Typing angle

5°
5°

Backlight

RGB, south-facing
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2026
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.

For EU buyers

ISO layouts by store

Which stores sell ISO-DE, UK, and the other regional layouts.

Keychron Q3 Ultra

Keychron Lemokey L4

No ISO layout at the stores we track.

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