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Head to head · Prices checked Nov 7, 2026

AULA Nova75 vs Keychron Lemokey X4

Get the Keychron Lemokey X4 for hot-swappable and knob.

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Quick verdict

Which one should you get?

Get the

AULA Nova75

Build quality in the bottom 5% of 75% boards under $100.

Rules this board out

  • Switches are soldered. Swapping them means soldering.

Get the

Keychron Lemokey X4

Hot-swappable

Build quality in the top 10% of 75% boards under $50.

Rules this board out

  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.

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.

AULA Nova75

Keychron Lemokey X4

  • Hot-swappable

    No

    Yes

    Switch changes without soldering

  • Knob

    No

    Yes

  • QMK

    No

    Yes

    The deep option when you want to remap every key

  • Sound dampening

    No

    Yes

  • Plate material

    CarbonFiber, FR4, Polycarbonate

    Polycarbonate

KeebFinder scores

How we score
  • AULA Nova75
  • Keychron Lemokey X4
Performance
43
74
Build quality
37
82
Productivity
43
96
Customizability
45
82
Portability
67
65

What they share

  • Layout size: 75%
See every spec side by side

Full specs

AULA Nova75 vs Keychron Lemokey X4 specs

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

12 of 25 specs differ

AULA Nova75

Keychron Lemokey X4

Typing & switches

Switch options

—
Clicky, Linear, Tactile

Hot-swappable

No
Yes

Mount style

—
Gasket Mount

Sound dampening

No
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
None

Connectivity & battery

Connection

—
Wired

Max polling rate

—
1,000 Hz

Battery

10,000 mAh
Wired only

USB-C

No
Yes

Build & materials

Case material

—
ABS, Plastic

Plate material

CarbonFiber, FR4, Polycarbonate
Polycarbonate

Keycaps

PBT
ABS, PBT

Weight

—
712 g

Dimensions

—
41 x 325 x 145 mm

Typing angle

—
10°

Backlight

RGB
Yes, south-facing

Firmware & software

QMK

No
Yes

N-key rollover

No
Yes

Mac & Windows

No
Yes

Extras

Released

2025
2024

Where to buy

Compare prices

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

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Lowest price across stores, Amazon excluded.

AULA Nova752 stores

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