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Head to head ยท Prices checked Nov 10, 2026

Royal Kludge A72 HE vs PromoType Arterlier Lin Curve Pack

Get the Royal Kludge A72 HE for hall effect and rapid trigger.

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Quick verdict

Which one should you get?

Get the

Royal Kludge A72 HE

Hall effect

Build quality in the bottom 45% of 65% boards under $100.

Rules this board out

  • Magnetic switches only. Standard MX switches will not fit.
  • 65% layout. No function row and no numpad.

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.

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.

Royal Kludge A72 HE

PromoType Arterlier Lin Curve Pack

  • Layout size

    65%

    40%

  • Hall effect (magnetic)

    Yes

    No

    Adjustable actuation helps in games and not in normal typing

  • Rapid trigger

    Yes

    No

    Faster resets help in games and not in normal typing

  • Hot-swappable

    Yes

    No

    Switch changes without soldering

  • Ergonomics

    Alice

    Standard

KeebFinder scores

How we score
  • Royal Kludge A72 HE
  • PromoType Arterlier Lin Curve Pack
Performance
93
43
Build quality
60
42
Productivity
83
58
Customizability
73
40
Portability
94
61
See every spec side by side

Full specs

Royal Kludge A72 HE 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

Royal Kludge A72 HE

PromoType Arterlier Lin Curve Pack

Typing & switches

Switch options

Magnetic
โ€”

Hall effect (magnetic)

Yes
No

Rapid trigger

Yes
No

Hot-swappable

Yes
No

Mount style

Plate Mount
โ€”

Sound dampening

Yes
No

Layout

Layout size

65%
40%

Layout standard

ANSI
ANSI

Ergonomics

Alice
Standard

Knob

Yes
No

Display

LED
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
โ€”

Max polling rate

8,000 Hz
โ€”

Battery

7,500 mAh
โ€”

USB-C

Yes
No

Build & materials

Keycaps

PBT
PC

Weight

1,350 g
โ€”

Dimensions

42 x 384 x 140 mm
โ€”

Backlight

RGB
None

Firmware & software

Mac & Windows

Yes
No

Extras

Released

2026
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.

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