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Head to head · Prices checked Nov 12, 2026

Redragon ANTONIUM K743 Pro vs PromoType Arterlier Lin Curve Pack

Get the Redragon ANTONIUM K743 Pro for hot-swappable and knob.

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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 numpad.
$69 at Redragon

Get the

PromoType Arterlier Lin Curve Pack

Build quality in the bottom 5% of 40% boards under $150.

Rules this board out

  • Switches are soldered. Swapping them means soldering.
  • Compact layout only. No function row, dedicated arrow keys, or numpad.
$40 at zFrontier

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

PromoType Arterlier Lin Curve Pack

  • Layout size

    80%

    40%

  • Hot-swappable

    Yes

    No

    Switch changes without soldering

  • Knob

    Yes

    No

  • Display

    TFT

    None

    A case display rather than a typing feature

  • Sound dampening

    Yes

    No

KeebFinder scores

How we score
  • Redragon ANTONIUM K743 Pro
  • PromoType Arterlier Lin Curve Pack
Performance
78
43
Build quality
76
42
Productivity
91
58
Customizability
78
40
Portability
70
60
See every spec side by side

Full specs

Redragon ANTONIUM K743 Pro vs PromoType Arterlier Lin Curve Pack specs

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

12 of 21 specs differ

Redragon ANTONIUM K743 Pro

PromoType Arterlier Lin Curve Pack

Typing & switches

Switch options

Linear
—

Hot-swappable

Yes
No

Mount style

Gasket Mount
—

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

80%
40%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

TFT
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
—

Max polling rate

1,000 Hz
—

USB-C

Yes
No

Build & materials

Case material

Plastic
—

Keycaps

PBT
PC

Weight

920 g
—

Dimensions

37 x 373 x 140 mm
—

Backlight

RGB, south-facing
None

Firmware & software

N-key rollover

Yes
No

Mac & Windows

Yes
No

Extras

Released

2025
2026

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.

Redragon ANTONIUM K743 Pro2 stores
PromoType Arterlier Lin Curve Pack2 stores

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