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Head to head · Prices checked Oct 28, 2026

Feker Alice80 vs Keychron B40

Get the Feker Alice80 for hot-swappable and the 8,000 mAh battery.

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Quick verdict

Which one should you get?

Get the

Feker Alice80

Hot-swappable

Build quality in the top 25% of 80% boards under $100.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • No numpad.
$83 at Mechkeys

Get the

Keychron B40

Build quality in the bottom 15% of 75% boards under $50.

Rules this board out

  • Switches are soldered. Swapping them means soldering.
  • Low-profile switches and keycaps only. Standard MX keycaps will not fit.
  • No numpad.
$49 at Keychron

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.

Feker Alice80

Keychron B40

  • Layout size

    80%

    75%

  • Hot-swappable

    Yes

    No

    Switch changes without soldering

  • Battery

    8,000 mAh

    800 mAh

    A larger battery means fewer cables during the day

  • Low profile

    No

    Yes

  • Switch options

    Linear, Silent

    Clicky, Linear, Tactile

KeebFinder scores

How we score
  • Feker Alice80
  • Keychron B40
Performance
70
53
Build quality
73
46
Productivity
91
81
Customizability
94
46
Portability
85
78

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Ergonomics: Alice
  • Case material: ABS
  • Knob
See every spec side by side

Full specs

Feker Alice80 vs Keychron B40 specs

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

12 of 25 specs differ

Feker Alice80

Keychron B40

Typing & switches

Switch options

Linear, Silent
Clicky, Linear, Tactile

Hot-swappable

Yes
No

Mount style

Gasket Mount
—

Low profile

No
Yes

Layout

Layout size

80%
75%

Layout standard

ANSI
ANSI

Ergonomics

Alice
Alice

Knob

Yes
Yes

Display

None
None

Connectivity & battery

Connection

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

Max polling rate

—
1,000 Hz

Battery

8,000 mAhBetter
800 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS
ABS

Plate material

Polycarbonate
—

Keycaps

PBT
ABS

Weight

1,380 g
595 g

Dimensions

40 x 128 x 368 mm
—

Typing angle

—
7°

Backlight

RGB, south-facing
None

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
No

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.

Feker Alice803 stores
Keychron B402 stores

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