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Head to head · Prices checked Oct 21, 2026

Redragon FIZZ K617 HE vs Zuoya GMK21 Numpad

Get the Redragon FIZZ K617 HE for hall effect and rapid trigger. Get the Zuoya GMK21 Numpad for knob and qmk.

FIZZ K617 HE (Magnetic Hall Effect Keyboard)

Hall effect

Redragon FIZZ K617 HE

from$39at Redragon

90-day low

Shop nowSee all prices

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.

Redragon FIZZ K617 HE

Zuoya GMK21 Numpad

  • Layout size

    60%

    Numpad

  • Hall effect (magnetic)

    Yes

    No

  • Rapid trigger

    Yes

    No

  • Knob

    No

    Yes

  • QMK

    No

    Yes

KeebFinder scores

How we score
  • Redragon FIZZ K617 HE
  • Zuoya GMK21 Numpad
Performance
97
62
Build quality
60
79
Productivity
55
65
Customizability
60
93
Portability
71
65

What they share

  • Hot-swappable
See every spec side by side

Full specs

Redragon FIZZ K617 HE vs Zuoya GMK21 Numpad specs

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

10 of 23 specs differ

Redragon FIZZ K617 HE

Zuoya GMK21 Numpad

Typing & switches

Switch options

Linear, Magnetic
—

Hall effect (magnetic)

Yes
No

Rapid trigger

Yes
No

Hot-swappable

Yes
Yes

Mount style

Bottom Mount, Plate Mount
—

Layout

Layout size

60%
Numpad

Layout standard

ANSI, ISO, ISO-DE, ISO-ES
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
None

Connectivity & battery

Connection

Wired
—

Max polling rate

8,000 Hz
—

USB-C

Yes
No

Build & materials

Case material

Plastic
—

Plate material

Plastic
—

Keycaps

PBT
—

Weight

600 g
—

Dimensions

5 x 320 x 140 mm
—

Backlight

RGB
RGB

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
No

Extras

Released

2024
2026

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • RedragonCN

    In stock
    $39Visit
  • AmazonGlobal

    Check price
    ~$39Visit
  • ktechsSG

    In stock
    $35Visit
  • AmazonGlobal

    Check price
    ~$35Visit

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