Head to head · Prices checked Oct 31, 2026

AULA F99 vs Zuoya GMK21 Numpad

Get the AULA F99 for rapid trigger. Get the Zuoya GMK21 Numpad for knob and qmk.

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Rapid trigger

AULA F99

4.8 · 33 reviews

from$63at Epomaker

90-day lowLowest price in 90 days

Compare 4 stores

Knob

Zuoya GMK21 Numpad

No reviews

from$35at ktechs

Compare 2 stores

Quick verdict

Which one should you get?

Get the

AULA F99

Rapid trigger

Build quality in the bottom 35% of 96% boards under $100.

Rules this board out

North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
Compact full-size layout. The numpad is present, the gaps of a full-size board are not.

$63 at Epomaker

Get the

Zuoya GMK21 Numpad

Knob

Build quality in the top 10% of Numpad boards under $50.

Rules this board out

Numpad only. This is not a full keyboard.

$35 at ktechs

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 F99

Zuoya GMK21 Numpad

Layout size
96%
Numpad
Rapid trigger
Yes
No
Faster resets help in games and not in normal typing
Knob
No
Yes
QMK
No
Yes
The deep option when you want to remap every key
VIA
No
Yes
GUI remapping without compiling firmware

KeebFinder scores

How we score

AULA F99
Zuoya GMK21 Numpad

Performance: 58
62
Build quality: 56
79
Productivity: 87
65
Customizability: 65
94
Portability: 62
65

What they share

Hot-swappable

See every spec side by side

Full specs

AULA F99 vs Zuoya GMK21 Numpad specs

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

11 of 24 specs differ

Spec

AULA F99

Zuoya GMK21 Numpad

Typing & switches

Switch options

Linear

—

Rapid trigger

Yes

Hot-swappable

Yes

Mount style

Gasket Mount

—

Sound dampening

Yes

Screw-in stabilizers

Yes

Layout

Layout size

96%

Numpad

Layout standard

ANSI

Ergonomics

Standard

Knob

Yes

Display

None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired

—

Battery

8,000 mAh

—

USB-C

Yes

Build & materials

Case material

ABS, PBT, Plastic

—

Plate material

FR4, Plastic, Polycarbonate

—

Keycaps

PBT

—

Weight

1,023 g

—

Dimensions

43 x 147 x 391 mm

—

Backlight

RGB, north-facing

RGB

Firmware & software

QMK

Yes

VIA

Yes

Mac & Windows

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 F994 stores