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Head to head · Prices checked Oct 31, 2026

AULA F87 Pro vs Yunzii C21

Get the AULA F87 Pro for the 4,000 mAh battery and sound dampening.

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EPOMAKER x AULA F87 Pro

Battery

AULA F87 Pro

4.8 · 12 reviews

from$64at Epomaker

90-day low

Quick verdict

Which one should you get?

Get the

AULA F87 Pro

Battery

Build quality in the bottom 15% of 80% boards under $100.

Rules this board out

  • No numpad.

Get the

Yunzii C21

Build quality in the bottom 50% of Numpad boards under $100.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • Numpad only. This is not a full keyboard.

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.

AULA F87 Pro

Yunzii C21

  • Layout size

    80%

    Numpad

  • Battery

    4,000 mAh

    2,500 mAh

    A larger battery means fewer cables during the day

  • Display

    None

    TFT

    A case display rather than a typing feature

  • Weight

    1,023 g

    250 g

    Heavier boards stay planted and lighter ones travel

  • Sound dampening

    Yes

    No

KeebFinder scores

How we score
  • AULA F87 Pro
  • Yunzii C21
Performance
48
70
Build quality
47
63
Productivity
62
58
Customizability
52
66
Portability
69
88

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Mount style: Gasket Mount
  • Keycaps: PBT
See every spec side by side

Full specs

AULA F87 Pro vs Yunzii C21 specs

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

10 of 21 specs differ

AULA F87 Pro

Yunzii C21

Typing & switches

Switch options

—
Linear

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
No

Layout

Layout size

80%
Numpad

Layout standard

ANSI
—

Ergonomics

Standard
Standard

Display

None
TFT

Connectivity & battery

Connection

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

Max polling rate

—
1,000 Hz

Battery

4,000 mAhBetter
2,500 mAh

USB-C

Yes
Yes

Build & materials

Case material

PBT, Silicone
—

Plate material

Plastic
—

Keycaps

PBT
PBT

Weight

1,023 g
250 g

Dimensions

41 x 139 x 365 mm
39 x 153 x 98 mm

Backlight

RGB
RGB, south-facing

Firmware & software

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.

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.

AULA F87 Pro3 stores
Yunzii C212 stores

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