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Head to head · Prices checked Nov 13, 2026

Redragon ANTONIUM K743 Pro vs CHIMERA K550

Get the Redragon ANTONIUM K743 Pro for hot-swappable.

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Quick verdict

Which one should you get?

Get the

Redragon ANTONIUM K743 Pro

Hot-swappable

Build quality in the top 20% of 80% boards under $100.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
  • No numpad.

Get the

Redragon CHIMERA K550

Build quality in the bottom 50% of 100% boards under $100.

Rules this board out

  • Switches are soldered. Swapping them means soldering.

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 ANTONIUM K743 Pro

Redragon CHIMERA K550

  • Layout size

    80%

    100%

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Wired

    Wireless for several devices and wired for lower latency

  • Hot-swappable

    Yes

    No

    Switch changes without soldering

  • Case material

    Plastic

    Aluminum, Plastic

  • Mount style

    Gasket Mount

    Bottom Mount

KeebFinder scores

How we score
  • Redragon ANTONIUM K743 Pro
  • Redragon CHIMERA K550
Performance
78
61
Build quality
76
56
Productivity
91
51
Customizability
78
48
Portability
70
40

What they share

  • Knob
See every spec side by side

Full specs

Redragon ANTONIUM K743 Pro vs CHIMERA K550 specs

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

16 of 23 specs differ

Redragon ANTONIUM K743 Pro

Redragon CHIMERA K550

Typing & switches

Switch options

Linear
—

Hot-swappable

Yes
No

Mount style

Gasket Mount
Bottom Mount

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

80%
100%

Layout standard

ANSI
ISO, ISO-FR

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

TFT
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Wired

Max polling rate

1,000 Hz
—

USB passthrough

No
Yes

USB-C

Yes
No

Build & materials

Case material

Plastic
Aluminum, Plastic

Plate material

—
Aluminum

Keycaps

PBT
—

Weight

920 g
1,200 g

Dimensions

37 x 373 x 140 mm
40 x 440 x 180 mm

Backlight

RGB, south-facing
RGB

Firmware & software

N-key rollover

Yes
No

Mac & Windows

Yes
No

Extras

Released

2025
2025

Where to buy

Compare prices

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

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For EU buyers

ISO layouts by store

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

Redragon ANTONIUM K743 Pro

No ISO layout at the stores we track.

Redragon CHIMERA K550

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

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