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Head to head · Prices checked Oct 23, 2026

Ganss HELLOGANSS HS75T vs Redragon K721

Get the Ganss HELLOGANSS HS75T for knob. Get the Redragon K721 for hall effect and rapid trigger.

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.

Ganss HELLOGANSS HS75T

Redragon K721

  • Hall effect (magnetic)

    No

    Yes

  • Rapid trigger

    No

    Yes

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Wired

  • Switch options

    Clicky, Linear, Tactile

    Linear, Magnetic

  • Knob

    Yes

    No

KeebFinder scores

How we score
  • Ganss HELLOGANSS HS75T
  • Redragon K721
Performance
51
98
Build quality
42
59
Productivity
71
52
Customizability
60
55
Portability
74
58

What they share

  • Layout size: 75%
  • Hot-swappable
See every spec side by side

Full specs

Ganss HELLOGANSS HS75T vs Redragon K721 specs

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

9 of 20 specs differ

Ganss HELLOGANSS HS75T

Redragon K721

Typing & switches

Switch options

Clicky, Linear, Tactile
Linear, Magnetic

Hall effect (magnetic)

No
Yes

Rapid trigger

No
Yes

Hot-swappable

Yes
Yes

Mount style

—
Gasket Mount

Sound dampening

Yes
No

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Wired

Max polling rate

—
8,000 Hz

USB-C

Yes
No

Build & materials

Keycaps

PBT
—

Weight

—
803 g

Dimensions

—
43 x 335 x 140 mm

Backlight

RGB
RGB

Firmware & software

N-key rollover

No
Yes

Extras

Released

2022
2025

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • MechkeysCN

    In stock
    $75Visit
  • AmazonGlobal

    Check price
    ~$75Visit
  • AmazonGlobal

    Check price
    ~$69Visit
  • WhatGeekCN

    Out of stock
    $69Visit

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