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Head to head · Prices checked Nov 14, 2026

Keychron K15 Max vs Nuphy Air75 HE

Get the Keychron K15 Max for hot-swappable. Get the Nuphy Air75 HE for hall effect and rapid trigger.

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Quick verdict

Which one should you get?

Get the

Keychron K15 Max

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.

Get the

Nuphy Air75 HE

Hall effect

Build quality in the bottom 35% of 75% boards under $150.

Rules this board out

  • Magnetic switches only. Standard MX switches will not fit.
  • 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.

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 K15 Max

Nuphy Air75 HE

  • Hall effect (magnetic)

    No

    Yes

    Adjustable actuation helps in games and not in normal typing

  • Rapid trigger

    No

    Yes

    Faster resets help in games and not in normal typing

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Wired

    Wireless for several devices and wired for lower latency

  • Hot-swappable

    Yes

    No

    Switch changes without soldering

  • Ergonomics

    Alice

    Standard

KeebFinder scores

How we score
  • Keychron K15 Max
  • Nuphy Air75 HE
Performance
81
97
Build quality
79
58
Productivity
93
58
Customizability
88
50
Portability
78
60

What they share

  • Layout size: 75%
  • Low profile
  • Sound dampening
See every spec side by side

From real owners

What owners say

Ratings and quotes collected from verified store reviews, including the critical ones.

Keychron K15 Max

4.9

16 owner reviews

Praise
“This keyboard is perfect for me. Combined with the side-scrolling mouse I purchased, it does everything I need it to do, and is extremely comfortable to use all day.”
JamesVerified buyer· via Keychron

Nuphy Air75 HE

4.8

138 owner reviews

Praise
“Nice keyboard with such a great material construction, only the keycaps has a problem, they are a bit too big so there is a lot of missclick the first month”
Zacharie L.Verified buyer· via Nuphy

Full specs

Keychron K15 Max vs Nuphy Air75 HE specs

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

18 of 27 specs differ

Keychron K15 Max

Nuphy Air75 HE

Typing & switches

Switch options

Clicky, Linear, Tactile
Magnetic

Hall effect (magnetic)

No
Yes

Rapid trigger

No
Yes

Hot-swappable

Yes
No

Mount style

PCB Mount
Plate Mount

Low profile

Yes
Yes

Sound dampening

Yes
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Alice
Standard

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Wired

Max polling rate

1,000 Hz
8,000 HzBetter

Battery

2,000 mAh
Wired only

USB-C

Yes
No

Build & materials

Case material

ABS, Aluminum
Aluminum, Plastic

Keycaps

PBT
PBT, PC

Weight

700 g
702 g

Dimensions

29 x 370 x 143 mm
18 x 133 x 316 mm

Typing angle

3°
3°

Backlight

RGB
RGB, south-facing

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
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.

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