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Head to head · Prices checked Nov 13, 2026

Wuque Studio Mammoth20 Pad vs Keychron J3 SE

Get the Keychron J3 SE for hot-swappable and sound dampening.

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Quick verdict

Which one should you get?

Get the

Wuque Studio Mammoth20 Pad

Rules this board out

  • Switches are soldered. Swapping them means soldering.

Get the

Keychron J3 SE

Hot-swappable

Build quality in the bottom 50% of 96% boards under $150.

Rules this board out

  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.

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.

Wuque Studio Mammoth20 Pad

Keychron J3 SE

  • Hot-swappable

    No

    Yes

    Switch changes without soldering

  • Sound dampening

    No

    Yes

  • Backlight

    None

    RGB, north-facing

    RGB for looks and low light rather than speed

  • N-key rollover

    No

    Yes

  • Mac & Windows

    No

    Yes

KeebFinder scores

How we score
  • Wuque Studio Mammoth20 Pad
  • Keychron J3 SE
Performance
43
80
Build quality
63
68
Productivity
46
89
Customizability
57
86
Portability
40
57

What they share

  • QMK
  • VIA
See every spec side by side

Full specs

Wuque Studio Mammoth20 Pad vs Keychron J3 SE specs

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

7 of 21 specs differ

Wuque Studio Mammoth20 Pad

Keychron J3 SE

Typing & switches

Switch options

—
Clicky, Linear, Tactile

Hot-swappable

No
Yes

Sound dampening

No
Yes

Layout

Layout size

—
96%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Connectivity & battery

Connection

—
Bluetooth, 2.4 GHz, Wired

Max polling rate

—
1,000 Hz

Battery

—
4,000 mAh

USB-C

No
Yes

Build & materials

Case material

—
ABS

Keycaps

—
PBT

Weight

—
1,145 g

Dimensions

—
43 x 406 x 139 mm

Backlight

None
RGB, north-facing

Firmware & software

QMK

Yes
Yes

VIA

Yes
Yes

N-key rollover

No
Yes

Mac & Windows

No
Yes

Extras

Released

2023
2026

Where to buy

Compare prices

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

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Lowest price across stores, Amazon excluded.

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