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Head to head · Prices checked Nov 7, 2026

Nuphy Air75 V3 Moonbow Edition vs Royal Kludge RK920

Get the Nuphy Air75 V3 Moonbow Edition for knob.

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Quick verdict

Which one should you get?

Get the

Nuphy Air75 V3 Moonbow Edition

Knob

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

Royal Kludge RK920

Build quality in the bottom 25% of 100% boards under $100.

Rules this board out

  • 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

Royal Kludge RK920

  • Layout size

    75%

    100%

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Wired

    Wireless for several devices and wired for lower latency

  • Low profile

    Yes

    No

  • Switch options

    Low-profile 3.0

    Clicky, Linear, Silent, Tactile

  • Knob

    Yes

    No

KeebFinder scores

How we score
  • Nuphy Air75 V3 Moonbow Edition
  • Royal Kludge RK920
Performance
78
74
Build quality
74
47
Productivity
84
56
Customizability
79
66
Portability
82
43

What they share

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

Full specs

Nuphy Air75 V3 Moonbow Edition vs Royal Kludge RK920 specs

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

13 of 25 specs differ

Nuphy Air75 V3 Moonbow Edition

Royal Kludge RK920

Typing & switches

Switch options

Low-profile 3.0
Clicky, Linear, Silent, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
—

Low profile

Yes
No

Sound dampening

Yes
No

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
Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Wired

Max polling rate

1,000 Hz
—

Battery

4,000 mAh
Wired only

USB-C

Yes
No

Build & materials

Case material

ABS, Aluminum
—

Plate material

Polycarbonate
—

Keycaps

PBT
PBT

Weight

724 g
840 g

Dimensions

13 x 319 x 129 mm
434 x 193 x 36 mm

Typing angle

10°
—

Backlight

RGB, north-facing
RGB

Firmware & software

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2026
2021

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.

Royal Kludge RK920

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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