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Head to head · Prices checked Oct 23, 2026

Ajazz AK980 vs MMD KM40

Get the Ajazz AK980 for the 8,000 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.

Ajazz AK980

MMD KM40

  • Connection

    Wireless

    Bluetooth, 2.4 GHz, Wired

  • Battery

    8,000 mAh

    2,000 mAh

  • Case material

    Plastic

    Aluminum

  • Switch options

    Linear

    Linear, Tactile

  • Display

    TFT

    None

KeebFinder scores

How we score
  • Ajazz AK980
  • MMD KM40
Performance
42
61
Build quality
50
83
Productivity
42
69
Customizability
58
84
Portability
57
84

What they share

  • Hot-swappable
  • Mount style: Gasket Mount
  • Keycaps: PBT
See every spec side by side

From real owners

What owners say

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

Ajazz AK980

No owner reviews collected yet.

MMD KM40

5.0

4 owner reviews

Praise
“Keycaps are dyesub, but still PBT Tactile switches feature a proper tactile feeling with great typing experience The case feels and looks really premium layer activation could be nicer but in the end you just gotta get used to the board”
Andi· via MonacoKeys

Full specs

Ajazz AK980 vs MMD KM40 specs

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

11 of 19 specs differ

Ajazz AK980

MMD KM40

Typing & switches

Switch options

Linear
Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

No
Yes

Layout

Layout size

—
40%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

TFT
None

Connectivity & battery

Connection

Wireless
Bluetooth, 2.4 GHz, Wired

Battery

8,000 mAhBetter
2,000 mAh

USB-C

No
Yes

Build & materials

Case material

Plastic
Aluminum

Plate material

FR4
Polycarbonate

Keycaps

PBT
PBT

Weight

—
620 g

Backlight

RGB
RGB

Firmware & software

QMK

No
Yes

VIA

No
Yes

Extras

Released

2024
2026

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

Ajazz AK9802 stores
  • MechkeysCN

    In stock
    $79Visit
  • AmazonGlobal

    Check price
    Visit
MMD KM402 stores
  • MonacoKeysDE

    In stock
    $84Visit
  • AmazonGlobal

    Check price
    ~$84Visit

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