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Head to head ยท Prices checked Nov 7, 2026

Redragon CENTAUR K506 vs Royal Kludge RK920

Get the Royal Kludge RK920 for hot-swappable and media keys.

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Quick verdict

Which one should you get?

Get the

Redragon CENTAUR K506

Build quality in the bottom 30% of 100% boards under $100.

Rules this board out

  • Switches are soldered. Swapping them means soldering.

Get the

Royal Kludge RK920

Hot-swappable

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

Rules this board out

  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.

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

Royal Kludge RK920

  • Hot-swappable

    No

    Yes

    Switch changes without soldering

  • Weight

    1,100 g

    840 g

    Heavier boards stay planted and lighter ones travel

  • Layout standard

    ISO, ISO-FR

    ANSI

    ISO and JIS exist so regional layouts fit

  • Media keys

    No

    Yes

  • N-key rollover

    No

    Yes

KeebFinder scores

How we score
  • Redragon CENTAUR K506
  • Royal Kludge RK920
Performance
63
74
Build quality
49
47
Productivity
51
56
Customizability
50
66
Portability
42
43

What they share

  • Layout size: 100%
  • Connection: Wired
See every spec side by side

Full specs

Redragon CENTAUR K506 vs Royal Kludge RK920 specs

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

8 of 17 specs differ

Redragon CENTAUR K506

Royal Kludge RK920

Typing & switches

Switch options

โ€”
Clicky, Linear, Silent, Tactile

Hot-swappable

No
Yes

Mount style

Bottom Mount
โ€”

Layout

Layout size

100%
100%

Layout standard

ISO, ISO-FR
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

Wired
Wired

Build & materials

Case material

Plastic
โ€”

Keycaps

โ€”
PBT

Weight

1,100 g
840 g

Dimensions

35 x 440 x 135 mm
434 x 193 x 36 mm

Backlight

RGB
RGB

Firmware & software

N-key rollover

No
Yes

Mac & Windows

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.

Royal Kludge RK920

No ISO layout at the stores we track.

Where to buy

Compare prices

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

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Lowest price across stores, Amazon excluded.

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