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Head to head · Prices checked Oct 21, 2026

Dareu A81 vs Keychron K2 Ultra

Get the Keychron K2 Ultra for hot-swappable and qmk.

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.

Dareu A81

Keychron K2 Ultra

  • Hot-swappable

    No

    Yes

  • Case material

    Polycarbonate

    ABS, Aluminum

  • QMK

    No

    Yes

  • VIA

    No

    Yes

  • Layout standard

    ANSI

    ANSI, ISO, ISO-ES, ISO-FR, ISO-IT

KeebFinder scores

How we score
  • Dareu A81
  • Keychron K2 Ultra
Performance
47
90
Build quality
48
86
Productivity
82
94
Customizability
57
92
Portability
78
82

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Mount style: Gasket Mount
  • Sound dampening
See every spec side by side

From real owners

What owners say

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

Dareu A81

No owner reviews collected yet.

Keychron K2 Ultra

4.0

4 owner reviews

Praise
“very compact, build quality is great, and I don't even feel any latency when using the keyboard wireless.”
AnonymousVerified buyer· via Keychron
Critique
“The only "zmk" support is from the launcher itself and its missing most of the ZMK features. For example Combos!”
Juan· via Keychron

Full specs

Dareu A81 vs Keychron K2 Ultra specs

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

10 of 25 specs differ

Dareu A81

Keychron K2 Ultra

Typing & switches

Switch options

—
Clicky, Linear, Tactile

Hot-swappable

No
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI, ISO, ISO-ES, ISO-FR, ISO-IT

Ergonomics

Standard
Standard

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

—
8,000 Hz

Battery

—
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Polycarbonate
ABS, Aluminum

Plate material

—
Steel

Keycaps

ABS, PBT, PC
PBT

Weight

—
1,084 g

Dimensions

—
31 x 312 x 122 mm

Backlight

RGB
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

No
Yes

Mac & Windows

Yes
Yes

Extras

Released

2022
2026

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

Dareu A812 stores
  • MechkeysCN

    In stock
    $125Visit
  • AmazonGlobal

    Check price
    ~$125Visit
  • KeychronHK

    In stock
    $119Visit
  • MKUS

    In stock
    $119Visit
  • Keychron (DE)DE

    In stock
    $150Visit
  • AmazonGlobal

    Check price
    Visit

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