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Head to head · Prices checked Oct 21, 2026

Dygma Sonsei vs Keychron J3 SE

Get the Keychron J3 SE for the 4,000 mAh battery 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.

Dygma Sonsei

Keychron J3 SE

  • Connection

    Bluetooth, Wired

    Bluetooth, 2.4 GHz, Wired

  • Battery

    2,000 mAh

    4,000 mAh

  • Switch options

    Linear

    Clicky, Linear, Tactile

  • Weight

    393 g

    1,145 g

  • QMK

    No

    Yes

KeebFinder scores

How we score
  • Dygma Sonsei
  • Keychron J3 SE
Performance
72
80
Build quality
47
68
Productivity
64
89
Customizability
64
86
Portability
56
57

What they share

  • Hot-swappable
  • 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.

Dygma Sonsei

No owner reviews collected yet.

Keychron J3 SE

5.0

1 owner reviews

Praise
“I love the keyboard! Everything was as expected but the keys are even smoother than I could have hoped for. I love the color, it matches exactly what was displayed on the website. Setup was very easy once I actually read the manual. I like that it gives you…”
Nathalia N.· via Keychron

Full specs

Dygma Sonsei vs Keychron J3 SE specs

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

9 of 22 specs differ

Dygma Sonsei

Keychron J3 SE

Typing & switches

Switch options

Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Sound dampening

No
Yes

Layout

Layout size

—
96%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Connectivity & battery

Connection

Bluetooth, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

—
1,000 Hz

Battery

2,000 mAh
4,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

—
ABS

Plate material

Aluminum
—

Keycaps

PBT
PBT

Weight

393 g
1,145 g

Dimensions

18 x 299 x 140 mm
43 x 406 x 139 mm

Backlight

RGB
RGB, north-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2026
2026

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
  • KeychronHK

    In stock
    $129Visit
  • AmazonGlobal

    Check price
    Visit

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