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Head to head · Prices checked Nov 7, 2026

Nuphy Air75 V3 Moonbow Edition vs Keychron Lemokey X3

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Quick verdict

Which one should you get?

Get the

Nuphy Air75 V3 Moonbow Edition

Build quality in the top 35% of 75% boards under $150.

Rules this board out

  • Low-profile switches and keycaps only. Standard MX keycaps will not fit.
  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
  • No numpad.

Get the

Keychron Lemokey X3

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

Rules this board out

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

Nuphy Air75 V3 Moonbow Edition

Keychron Lemokey X3

  • Layout size

    75%

    100%

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Wired

    Wireless for several devices and wired for lower latency

  • Low profile

    Yes

    No

  • Case material

    ABS, Aluminum

    ABS, Plastic

  • Switch options

    Low-profile 3.0

    Clicky, Linear, Tactile

KeebFinder scores

How we score
  • Nuphy Air75 V3 Moonbow Edition
  • Keychron Lemokey X3
Performance
78
83
Build quality
74
84
Productivity
84
96
Customizability
79
91
Portability
82
47

What they share

  • Hot-swappable
  • Max polling rate: 1,000 Hz
  • Mount style: Gasket Mount
  • Sound dampening
  • Plate material: Polycarbonate
See every spec side by side

Full specs

Nuphy Air75 V3 Moonbow Edition vs Keychron Lemokey X3 specs

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

17 of 28 specs differ

Nuphy Air75 V3 Moonbow Edition

Keychron Lemokey X3

Typing & switches

Switch options

Low-profile 3.0
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Low profile

Yes
No

Sound dampening

Yes
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

75%
100%

Layout standard

ANSI, ISO, ISO-DE, ISO-FR, ISO-UK, JIS
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

LED
None

Media keys

Yes
No

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Wired

Max polling rate

1,000 Hz
1,000 Hz

Battery

4,000 mAh
Wired only

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
ABS, Plastic

Plate material

Polycarbonate
Polycarbonate

Keycaps

PBT
ABS

Weight

724 g
807 g

Dimensions

13 x 319 x 129 mm
42 x 446 x 138 mm

Typing angle

10°
9°

Backlight

RGB, north-facing
RGB, north-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2026
2024

For EU buyers

ISO layouts by store

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

Nuphy Air75 V3 Moonbow Edition

Listed on the product, not split by store: ISO-DE, ISO-UK, ISO-FR.

Keychron Lemokey X3

No ISO layout at the stores we track.

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.

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