Not sure which keyboard to choose? Try the Keyboard Finder now!

Head to head · Prices checked Oct 28, 2026

Nuphy Air96 V2 vs Keychron B39

Get the Nuphy Air96 V2 for hot-swappable and the 4,000 mAh battery.

KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

Quick verdict

Which one should you get?

Get the

Nuphy Air96 V2

Hot-swappable

Build quality in the top 25% of 96% boards under $150.

Rules this board out

  • Low-profile switches and keycaps only. Standard MX keycaps will not fit.

Get the

Keychron B39

Build quality in the bottom 15% of 96% boards under $100.

Rules this board out

  • Switches are soldered. Swapping them means soldering.
  • Low-profile switches and keycaps only. Standard MX keycaps will not fit.

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 Air96 V2

Keychron B39

  • Hot-swappable

    Yes

    No

    Switch changes without soldering

  • Battery

    4,000 mAh

    800 mAh

    A larger battery means fewer cables during the day

  • Ergonomics

    Standard

    Alice

  • Case material

    ABS, Aluminum, Plastic

    ABS, Plastic

  • Switch options

    Clicky, Linear, Low-profile Mechanical, Tactile

    Clicky, Linear, Tactile

KeebFinder scores

How we score
  • Nuphy Air96 V2
  • Keychron B39
Performance
80
48
Build quality
79
44
Productivity
88
74
Customizability
94
44
Portability
56
49

What they share

  • Layout size: 96%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Low profile
  • Max polling rate: 1,000 Hz
See every spec side by side

Full specs

Nuphy Air96 V2 vs Keychron B39 specs

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

15 of 26 specs differ

Nuphy Air96 V2

Keychron B39

Typing & switches

Switch options

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

Hot-swappable

Yes
No

Low profile

Yes
Yes

Sound dampening

Yes
No

Layout

Layout size

96%
96%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Alice

Knob

No
Yes

Display

None
None

Media keys

Yes
No

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
800 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum, Plastic
ABS, Plastic

Plate material

Plastic
—

Keycaps

PBT
ABS

Weight

663 g
680 g

Dimensions

14 x 373 x 133 mm
—

Typing angle

9°
—

Backlight

RGB
None

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2023
2026

Where to buy

Compare prices

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

Prices in USD are converted to your currency and can change at any time. KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

Lowest price across stores, Amazon excluded.

Keychron B392 stores

Still torn?

Answer a few quick questions and the keyboard finder ranks 2,000+ boards by how you will actually use yours.