Head to head · Prices checked Nov 2, 2026

Keychron K1 Max vs Nuphy Air75 V3

Get the Nuphy Air75 V3 for knob.

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Keychron K1 Max

3.3 (16)3.3 · 16 reviews

from$89at Keychron

Down 42% this monthDown 42% this month

Compare 5 stores

Knob

Nuphy Air75 V3

No reviews

from$135at Input Gear

Compare 4 stores

Quick verdict

Which one should you get?

Get the

Keychron K1 Max

Build quality in the top 10% of 80% boards under $100.

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.
Missing ISO-FR. The other board is sold in those layouts.
No numpad.

$89 at Keychron

Get the

Nuphy Air75 V3

Knob

Build quality in the top 5% 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.
South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
Missing ISO-Nordic. The other board is sold in those layouts.
No numpad.

$135 at Input Gear

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.

Keychron K1 Max

Nuphy Air75 V3

Layout size
80%
75%
Case material
ABS, Aluminum, Plastic
ABS, Aluminum, Plastic, Polycarbonate
Switch options
Clicky, Linear, Tactile
Clicky, Linear, Low-profile 3.0, Mechanical, Tactile
Mount style
PCB Mount, Plate Mount
Gasket Mount
Knob
No
Yes

KeebFinder scores

How we score

Keychron K1 Max
Nuphy Air75 V3

Performance: 82
82
Build quality: 82
88
Productivity: 90
97
Customizability: 89
98
Portability: 73
82

What they share

Connection: Bluetooth, 2.4 GHz, Wired
Hot-swappable
Battery: 4,000 mAh
Low profile
Max polling rate: 1,000 Hz
QMK

See every spec side by side

Full specs

Keychron K1 Max vs Nuphy Air75 V3 specs

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

13 of 28 specs differ

Spec

Keychron K1 Max

Nuphy Air75 V3

Typing & switches

Switch options

Clicky, Linear, Tactile

Clicky, Linear, Low-profile 3.0, Mechanical, Tactile

Hot-swappable

Yes

Mount style

PCB Mount, Plate Mount

Gasket Mount

Low profile

Yes

Sound dampening

Yes

Screw-in stabilizers

Yes

Layout

Layout size

80%

75%

Layout standard

ANSI, ISO, ISO-DE, ISO-Nordic, ISO-UK

ANSI, ISO, ISO-DE, ISO-FR, ISO-UK, JIS

Ergonomics

Standard

Knob

Yes

Display

None

Media keys

Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired

Max polling rate

1,000 Hz

Battery

4,000 mAh

USB-C

Yes

Build & materials

Case material

ABS, Aluminum, Plastic

ABS, Aluminum, Plastic, Polycarbonate

Plate material

Plastic, Polycarbonate

Aluminum, Polycarbonate

Keycaps

ABS, PBT

PBT

Weight

608 g

750 g

Dimensions

24 x 346 x 119 mm

13 x 319 x 129 mm

Typing angle

3°

10°, 5°

Backlight

RGB, north-facing

RGB, south-facing

Firmware & software

QMK

Yes

VIA

Yes

N-key rollover

Yes

Mac & Windows

Yes

Extras

Released

2024

For EU buyers

ISO layouts by store

Which stores sell ISO-DE, UK, and the other regional layouts.

Keychron K1 Max

Keychron
ISO-DE, ISO-UK, ISO-Nordic
Out of stockShips to you
Keychron (DE)
ISO-DE, ISO-UK
Out of stockDoes not ship to you

Nuphy Air75 V3

Input Gear
ISO-DE
In stockShips to you
Input Gear
ISO-FR
In stockShips to you
Input Gear
ISO-DE
In stockShips to you

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 K1 Max5 stores