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Head to head · Prices checked Oct 21, 2026

Dygma Sonsei vs Keychron Keyboard 81 Pro

Get the Keychron Keyboard 81 Pro for the 4,000 mAh battery and knob.

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.

Dygma Sonsei

Keychron Keyboard 81 Pro

  • Battery

    2,000 mAh

    4,000 mAh

  • Knob

    No

    Yes

  • Weight

    393 g

    1,887 g

  • QMK

    No

    Yes

  • VIA

    No

    Yes

KeebFinder scores

How we score
  • Dygma Sonsei
  • Keychron Keyboard 81 Pro
Performance
72
78
Build quality
47
83
Productivity
64
94
Customizability
64
92
Portability
56
57

What they share

  • Connection: Bluetooth, Wired
  • Hot-swappable
See every spec side by side

Full specs

Dygma Sonsei vs Keychron Keyboard 81 Pro specs

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

12 of 24 specs differ

Dygma Sonsei

Keychron Keyboard 81 Pro

Typing & switches

Switch options

Linear
—

Hot-swappable

Yes
Yes

Mount style

—
PCB Mount

Sound dampening

No
Yes

Screw-in stabilizers

No
Yes

Layout

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
None

Connectivity & battery

Connection

Bluetooth, Wired
Bluetooth, Wired

Max polling rate

—
1,000 Hz

Battery

2,000 mAh
4,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

—
Aluminum

Plate material

Aluminum
Polycarbonate

Keycaps

PBT
PBT, Wood

Weight

393 g
1,887 g

Dimensions

18 x 299 x 140 mm
47 x 338 x 151 mm

Backlight

RGB
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2026
2023

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

Dygma Sonsei2 stores
  • DygmaES

    In stock
    $279Visit
  • AmazonGlobal

    Check price
    ~$279Visit
  • AmazonGlobal

    Check price
    ~$243Visit
  • Keychron (DE)DE

    Out of stock
    $243Visit

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