Not sure which keyboard to choose? Try the Keyboard Finder now!

Head to head · Prices checked Nov 1, 2026

Redragon CENTAUR K506 vs FIZZ K617

Get the Redragon FIZZ K617 for hot-swappable.

KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

Quick verdict

Which one should you get?

Get the

Redragon CENTAUR K506

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

Rules this board out

  • Switches are soldered. Swapping them means soldering.
  • Missing ISO-DE, ISO-UK, ISO-ES. The other board is sold in those layouts.

Get the

Redragon FIZZ K617

Hot-swappable

Build quality in the top 50% of 60% boards under $50.

Rules this board out

  • Compact layout only. No function row, dedicated arrow keys, or numpad.

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 CENTAUR K506

Redragon FIZZ K617

  • Layout size

    100%

    60%

  • Hot-swappable

    No

    Yes

    Switch changes without soldering

  • Display

    None

    LED

    A case display rather than a typing feature

  • Weight

    1,100 g

    590 g

    Heavier boards stay planted and lighter ones travel

  • Layout standard

    ISO, ISO-FR

    ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-IT, ISO-UK

    ISO and JIS exist so regional layouts fit

KeebFinder scores

How we score
  • Redragon CENTAUR K506
  • Redragon FIZZ K617
Performance
62
71
Build quality
47
61
Productivity
50
53
Customizability
48
67
Portability
41
70

What they share

  • Connection: Wired
  • Case material: Plastic
  • Mount style: Bottom Mount
See every spec side by side

Full specs

Redragon CENTAUR K506 vs FIZZ K617 specs

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

9 of 16 specs differ

Redragon CENTAUR K506

Redragon FIZZ K617

Typing & switches

Switch options

—
Clicky, Linear

Hot-swappable

No
Yes

Mount style

Bottom Mount
Bottom Mount

Layout

Layout size

100%
60%

Layout standard

ISO, ISO-FR
ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-IT, ISO-UK

Ergonomics

Standard
Standard

Display

None
LED

Connectivity & battery

Connection

Wired
Wired

Max polling rate

—
1,000 Hz

USB-C

No
Yes

Build & materials

Case material

Plastic
Plastic

Weight

1,100 g
590 g

Dimensions

35 x 440 x 135 mm
38 x 99 x 36 mm

Backlight

RGB
RGB

Firmware & software

N-key rollover

No
Yes

Extras

Released

2025
2021

For EU buyers

ISO layouts by store

Which stores sell ISO-DE, UK, and the other regional layouts.

Redragon CENTAUR K506

Listed on the product, not split by store: ISO-FR.

Redragon FIZZ K617

  • Redragon

    ISO-UK

    In stockShips to you

  • Redragon

    ISO-FR

    In stockShips to you

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.

Still torn?

Answer a few quick questions and the keyboard finder ranks 2,000+ boards by how you will actually use yours.