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Head to head · Prices checked Oct 21, 2026

Nuphy Air75 V2 vs Keychron B3 Pro

Get the Nuphy Air75 V2 for hot-swappable and the 4,000 mAh battery.

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 B3 Pro

  • Hot-swappable

    Yes

    No

  • Battery

    4,000 mAh

    1,200 mAh

  • Case material

    ABS, Aluminum

    ABS

  • Switch options

    Linear, Low-profile Mechanical, Tactile

    Clicky, Linear, Tactile

  • Weight

    598 g

    410 g

KeebFinder scores

How we score
  • Nuphy Air75 V2
  • Keychron B3 Pro
Performance
81
51
Build quality
80
43
Productivity
89
70
Customizability
94
48
Portability
79
79

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Low profile
  • Max polling rate: 1,000 Hz
See every spec side by side

Full specs

Nuphy Air75 V2 vs Keychron B3 Pro specs

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

14 of 25 specs differ

Nuphy Air75 V2

Keychron B3 Pro

Typing & switches

Switch options

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

Hot-swappable

Yes
No

Low profile

Yes
Yes

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, 2.4 GHz, Wired

Max polling rate

1,000 Hz
1,000 Hz

Battery

4,000 mAhBetter
1,200 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
ABS

Plate material

Aluminum
—

Keycaps

PBT
ABS

Weight

598 g
410 g

Dimensions

14 x 316 x 133 mm
3 x 100 x 380 mm

Typing angle

9°
3°

Backlight

RGB, south-facing
None

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2023
2025

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • NuphyUS

    In stock
    $75Visit
  • AmazonGlobal

    Check price
    ~$75Visit
  • ktechsSG

    Out of stock
    $160Visit
  • KeychronHK

    In stock
    $34Visit
  • Keychron (DE)DE

    In stock
    $60Visit
  • AmazonGlobal

    Check price
    Visit

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