Head to head · Prices checked Nov 2, 2026

Nuphy Air75 V2 vs Jamesdonkey S1

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

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Hot-swappable

from$75at Nuphy

from$69at Mechkeys

Quick verdict

Which one should you get?

Get the

Nuphy Air75 V2

Hot-swappable

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.

$75 at Nuphy

Get the

Jamesdonkey S1

Build quality in the bottom 10% of 75% 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.

$69 at Mechkeys

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

Jamesdonkey S1

Hot-swappable
Yes
No
Switch changes without soldering
Battery
4,000 mAh
2,000 mAh
A larger battery means fewer cables during the day
Case material
ABS, Aluminum
Aluminum
Switch options
Linear, Low-profile Mechanical, Tactile
Tactile
Weight
598 g
500 g
Heavier boards stay planted and lighter ones travel

KeebFinder scores

How we score

Nuphy Air75 V2
Jamesdonkey S1

Performance: 81
49
Build quality: 80
43
Productivity: 88
71
Customizability: 94
46
Portability: 79
76

What they share

Layout size: 75%
Connection: Bluetooth, 2.4 GHz, Wired
Low profile
Sound dampening
Keycaps: PBT

See every spec side by side

Full specs

Nuphy Air75 V2 vs Jamesdonkey S1 specs

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

9 of 25 specs differ

Spec

Nuphy Air75 V2

Jamesdonkey S1

Typing & switches

Switch options

Linear, Low-profile Mechanical, Tactile

Tactile

Hot-swappable

Yes

Low profile

Yes

Sound dampening

Yes

Layout

Layout size

75%

Layout standard

ANSI

Ergonomics

Standard

Display

None

Media keys

Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired

Max polling rate

1,000 Hz

—

Battery

4,000 mAhBetter

2,000 mAh

USB-C

Yes

Build & materials

Case material

ABS, Aluminum

Aluminum

Plate material

Aluminum

—

Keycaps

PBT

Weight

598 g

500 g

Dimensions

14 x 316 x 133 mm

—

Typing angle

9°

—

Backlight

RGB, south-facing

White

Firmware & software

QMK

Yes

VIA

Yes

N-key rollover

Yes

Mac & Windows

Yes

Extras

Released

2023

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.

Nuphy Air75 V23 stores