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Head to head · Prices checked Nov 7, 2026

AULA WIN68 vs MMD KM40

Get the AULA WIN68 for hall effect. Get the MMD KM40 for hot-swappable.

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Hall effect

AULA WIN68

AULA WIN68 Magnetic Switch Wired Gaming Keyboard

No reviews

$39at WhatGeek

90-day low

Hot-swappable

MMD KM40

MMD KM40 – Mechanische 40% Tastatur

5.0 (4)

$84at MonacoKeys

Quick verdict

Which one should you get?

Get the

AULA WIN68

Hall effect

Build quality in the bottom 15% of 65% boards under $50.

Rules this board out

  • Magnetic switches only. Standard MX switches will not fit.
  • 65% layout. No function row and no numpad.

Get the

MMD KM40

Hot-swappable

Build quality in the top 10% of 40% boards under $150.

Rules this board out

  • Compact layout only. No function row, dedicated arrow keys, or numpad.

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.

AULA WIN68

MMD KM40

  • Layout size

    65%

    40%

  • Hall effect (magnetic)

    Yes

    No

    Adjustable actuation helps in games and not in normal typing

  • Connection

    Wired

    Bluetooth, 2.4 GHz, Wired

    Wireless for several devices and wired for lower latency

  • Hot-swappable

    No

    Yes

    Switch changes without soldering

  • Case material

    Plastic

    Aluminum

KeebFinder scores

How we score
  • AULA WIN68
  • MMD KM40
Performance
85
61
Build quality
49
82
Productivity
74
69
Customizability
54
83
Portability
73
84

What they share

  • Sound dampening
See every spec side by side

Full specs

AULA WIN68 vs MMD KM40 specs

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

12 of 23 specs differ

AULA WIN68

MMD KM40

Typing & switches

Switch options

Linear, Magnetic
Linear, Tactile

Hall effect (magnetic)

Yes
No

Hot-swappable

No
Yes

Mount style

—
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

65%
40%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Connectivity & battery

Connection

Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

8,000 Hz
—

Battery

Wired only
2,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Plastic
Aluminum

Plate material

Plastic, Steel
Polycarbonate

Keycaps

—
PBT

Weight

690 g
620 g

Dimensions

37 x 109 x 321 mm
—

Backlight

RGB
RGB

Firmware & software

QMK

No
Yes

VIA

No
Yes

Mac & Windows

Yes
No

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.

AULA WIN682 stores
MMD KM402 stores

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