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Head to head · Prices checked Nov 7, 2026

Nuphy Air75 V2 vs Keychron K2

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Quick verdict

Which one should you get?

Get the

Nuphy Air75 V2

Build quality in the top 15% of 75% boards under $100.

Rules this board out

  • Low-profile switches and keycaps only. Standard MX keycaps will not fit.
  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.

Get the

Keychron K2

Build quality in the top 45% of 75% boards under $100.

Rules this board out

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

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 V2

Keychron K2

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Bluetooth, Wired

    Wireless for several devices and wired for lower latency

  • Low profile

    Yes

    No

  • Case material

    ABS, Aluminum

    ABS, Aluminum, Plastic

  • Switch options

    Linear, Low-profile Mechanical, Tactile

    Clicky, Linear, Tactile

  • Weight

    598 g

    794 g

    Heavier boards stay planted and lighter ones travel

KeebFinder scores

How we score
  • Nuphy Air75 V2
  • Keychron K2
Performance
81
68
Build quality
80
67
Productivity
88
67
Customizability
94
63
Portability
79
81

What they share

  • Layout size: 75%
  • Hot-swappable
  • Battery: 4,000 mAh
  • Max polling rate: 1,000 Hz
See every spec side by side

Full specs

Nuphy Air75 V2 vs Keychron K2 specs

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

12 of 26 specs differ

Nuphy Air75 V2

Keychron K2

Typing & switches

Switch options

Linear, Low-profile Mechanical, Tactile
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

—
Tray Mount

Low profile

Yes
No

Sound dampening

Yes
No

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

Yes
Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, Wired

Max polling rate

1,000 Hz
1,000 Hz

Battery

4,000 mAh
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
ABS, Aluminum, Plastic

Plate material

Aluminum
—

Keycaps

PBT
ABS

Weight

598 g
794 g

Dimensions

14 x 316 x 133 mm
40 x 317 x 129 mm

Typing angle

9°
—

Backlight

RGB, south-facing
Yes, north-facing

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2023
2021

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.

Keychron K23 stores

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