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

Head to head · Prices checked Oct 21, 2026

Keychron K3 Max vs Machenike AIR50

Get the Keychron K3 Max for qmk. Get the Machenike AIR50 for the 1,600 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.

Keychron K3 Max

Machenike AIR50

  • Battery

    1,550 mAh

    1,600 mAh

  • Case material

    ABS, Aluminum, Plastic, Wood

    Plastic

  • Switch options

    Clicky, Linear, Tactile

    Clicky, Linear

  • Weight

    580 g

    456 g

  • QMK

    Yes

    No

KeebFinder scores

How we score
  • Keychron K3 Max
  • Machenike AIR50
Performance
81
48
Build quality
86
39
Productivity
94
56
Customizability
91
59
Portability
77
74

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Low profile
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 K3 Max

4.1

16 owner reviews

Praise
“Noce keyboard, i appreciate the level of customization QMK provides. One thing was little disappointing - the tactile feeling comparing to K3. Other than that its very good kb!”
SergeiVerified buyer· via Keychron
Critique
“I sold my k3 pro and got this. The one I got drops connection intermittently or doesn't type or respond right away. It sounds nice, but stiff reds are not as pleasant to type on as previous keyboards reds. I really thought I ordered hotswap RGB max but seems…”
SianiVerified buyer· via Keychron

Machenike AIR50

No owner reviews collected yet.

Full specs

Keychron K3 Max vs Machenike AIR50 specs

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

15 of 27 specs differ

Keychron K3 Max

Machenike AIR50

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Linear

Hot-swappable

Yes
Yes

Mount style

Plate Mount
—

Low profile

Yes
Yes

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

75%
75%

Layout standard

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

Ergonomics

Standard
Standard

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
—

Battery

1,550 mAh
1,600 mAhBetter

USB-C

Yes
No

Build & materials

Case material

ABS, Aluminum, Plastic, Wood
Plastic

Plate material

Aluminum, Plastic, Polycarbonate
—

Keycaps

ABS, PBT
PBT

Weight

580 g
456 g

Dimensions

22 x 306 x 116 mm
23 x 127 x 322 mm

Typing angle

3°, 7°
—

Backlight

RGB, north-facing
RGB

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2023
2023

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

Keychron K3 Max6 stores

  • KeychronHK

    In stock
    $89Visit

  • MKUS

    In stock
    $89Visit

  • Keychron (DE)DE

    In stock
    $103Visit

  • ktechsSG

    In stock
    $169Visit
Machenike AIR502 stores

  • MechkeysCN

    In stock
    $75Visit

  • AmazonGlobal

    Check price
    ~$75Visit

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.

Keep exploring

Not sold on either?

Still torn?

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

Find my keyboardBrowse all keyboards