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Head to head · Prices checked Oct 21, 2026

Ajazz AKS075 vs Keychron K12

Get the Ajazz AKS075 for the 5,000 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 AKS075

Keychron K12

  • Layout size

    75%

    60%

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Bluetooth, Wired

  • Battery

    5,000 mAh

    4,000 mAh

  • Ergonomics

    Alice

    Standard

  • Case material

    ABS, Plastic

    ABS, Aluminum, Plastic

KeebFinder scores

How we score
  • Ajazz AKS075
  • Keychron K12
Performance
51
58
Build quality
55
74
Productivity
80
69
Customizability
78
74
Portability
76
90

What they share

  • Hot-swappable
  • Plate material: Plastic
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 AKS075

No owner reviews collected yet.

Keychron K12

4.8

192 owner reviews

Praise
“I have recently bought a Keychron K12, and I'm really satisfied with it. You can say that the build quality is high, and I love the sound of the switches.”
Artur L.Verified buyer· via Keychron
Critique
“Bought this in December 2023. The good first: - the typing experience is genuinely fantastic. The plastic case creates this resonant, almost bass-cabinet effect that makes every keystroke satisfying. - Gateron G Pro Red switches are solid as always. For pure…”
JahusVerified buyer· via Keychron

Full specs

Ajazz AKS075 vs Keychron K12 specs

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

14 of 22 specs differ

Ajazz AKS075

Keychron K12

Typing & switches

Switch options

Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Plate Mount, Tray Mount

Sound dampening

Yes
No

Layout

Layout size

75%
60%

Layout standard

ANSI
ANSI

Ergonomics

Alice
Standard

Knob

Yes
No

Display

TFT
None

Media keys

Yes
Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, Wired

Max polling rate

—
1,000 Hz

Battery

5,000 mAhBetter
4,000 mAh

USB-C

No
Yes

Build & materials

Case material

ABS, Plastic
ABS, Aluminum, Plastic

Plate material

Plastic
Plastic

Keycaps

PBT
ABS

Weight

890 g
—

Dimensions

20 x 146 x 333 mm
—

Backlight

RGB
RGB, north-facing

Firmware & software

Mac & Windows

Yes
Yes

Extras

Released

2024
2021

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

Ajazz AKS0753 stores
  • MechkeysCN

    In stock
    $75Visit
  • AmazonGlobal

    Check price
    ~$75Visit
  • WhatGeekCN

    Out of stock
    $77Visit
Keychron K124 stores
  • KeychronHK

    In stock
    $39Visit
  • AmazonGlobal

    Check price
    ~$39Visit
  • MKUS

    Out of stock
    $89Visit
  • Keychron (DE)DE

    Out of stock
    $105Visit

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.

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