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Head to head · Prices checked Nov 7, 2026

Ajazz AK966 vs Keychron J3 SE

Get the Ajazz AK966 for the 10,000 mAh battery and knob.

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Quick verdict

Which one should you get?

Get the

Ajazz AK966

Battery

Build quality in the top 25% of 96% boards under $150.

Get the

Keychron J3 SE

Build quality in the top 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.

Ajazz AK966

Keychron J3 SE

  • Battery

    10,000 mAh

    4,000 mAh

    A larger battery means fewer cables during the day

  • Case material

    Aluminum

    ABS

  • Switch options

    Linear

    Clicky, Linear, Tactile

  • Knob

    Yes

    No

  • Weight

    1,027 g

    1,145 g

    Heavier boards stay planted and lighter ones travel

KeebFinder scores

How we score
  • Ajazz AK966
  • Keychron J3 SE
Performance
69
80
Build quality
78
68
Productivity
92
89
Customizability
76
86
Portability
68
56

What they share

  • Layout size: 96%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Sound dampening
  • Keycaps: PBT
See every spec side by side

Full specs

Ajazz AK966 vs Keychron J3 SE specs

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

12 of 25 specs differ

Ajazz AK966

Keychron J3 SE

Typing & switches

Switch options

Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
—

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
No

Layout

Layout size

96%
96%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
None

Connectivity & battery

Connection

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

Max polling rate

—
1,000 Hz

Battery

10,000 mAhBetter
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
ABS

Plate material

Plastic
—

Keycaps

PBT
PBT

Weight

1,027 g
1,145 g

Dimensions

42 x 388 x 137 mm
43 x 406 x 139 mm

Backlight

RGB
RGB, north-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.

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.

Lowest price across stores, Amazon excluded.

Ajazz AK9662 stores

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