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Head to head · Prices checked Oct 21, 2026

Keychron K12 vs PromoType Arterlier Lin Curve Pack

Get the Keychron K12 for hot-swappable and media keys.

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 K12

PromoType Arterlier Lin Curve Pack

  • Layout size

    60%

    40%

  • Hot-swappable

    Yes

    No

  • Keycaps

    ABS

    PC

  • Backlight

    RGB, north-facing

    None

  • Media keys

    Yes

    No

KeebFinder scores

How we score
  • Keychron K12
  • PromoType Arterlier Lin Curve Pack
Performance
58
43
Build quality
74
42
Productivity
69
40
Customizability
74
40
Portability
90
61
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 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

PromoType Arterlier Lin Curve Pack

No owner reviews collected yet.

Full specs

Keychron K12 vs PromoType Arterlier Lin Curve Pack specs

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

8 of 18 specs differ

Keychron K12

PromoType Arterlier Lin Curve Pack

Typing & switches

Switch options

Clicky, Linear, Tactile
—

Hot-swappable

Yes
No

Mount style

Plate Mount, Tray Mount
—

Layout

Layout size

60%
40%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

Bluetooth, Wired
—

Max polling rate

1,000 Hz
—

Battery

4,000 mAh
—

USB-C

Yes
No

Build & materials

Case material

ABS, Aluminum, Plastic
—

Plate material

Plastic
—

Keycaps

ABS
PC

Backlight

RGB, north-facing
None

Firmware & software

Mac & Windows

Yes
No

Extras

Released

2021
2026

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

Keychron K124 stores
  • KeychronHK

    In stock
    $39Visit
  • AmazonGlobal

    Check price
    ~$39Visit
  • MKUS

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

    Out of stock
    $105Visit
  • zFrontierHK

    In stock
    $40Visit
  • AmazonGlobal

    Check price
    ~$40Visit

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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