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Head to head · Prices checked Nov 7, 2026

Keychron 81 Pro vs Lofree Sugar

Get the Keychron 81 Pro for knob and qmk.

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Quick verdict

Which one should you get?

Get the

Keychron 81 Pro

Knob

Build quality in the top 5% of 75% boards under $150.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.

Get the

Lofree Sugar

Build quality in the bottom 40% of 75% boards under $150.

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.

Keychron 81 Pro

Lofree Sugar

  • Connection

    Bluetooth, Wired

    Bluetooth, 2.4 GHz, Wired

    Wireless for several devices and wired for lower latency

  • Case material

    Aluminum

    ABS

  • Mount style

    Gasket Mount, Plate Mount

    Gasket Mount

  • Knob

    Yes

    No

  • QMK

    Yes

    No

    The deep option when you want to remap every key

KeebFinder scores

How we score
  • Keychron 81 Pro
  • Lofree Sugar
Performance
82
54
Build quality
87
59
Productivity
97
66
Customizability
94
56
Portability
82
83

What they share

  • Layout size: 75%
  • Hot-swappable
  • Battery: 4,000 mAh
  • Max polling rate: 1,000 Hz
  • Keycaps: PBT
See every spec side by side

Full specs

Keychron 81 Pro vs Lofree Sugar specs

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

12 of 26 specs differ

Keychron 81 Pro

Lofree Sugar

Typing & switches

Switch options

Clicky, Linear, Tactile
—

Hot-swappable

Yes
Yes

Mount style

Gasket Mount, Plate Mount
Gasket Mount

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

Bluetooth, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

1,000 Hz
1,000 Hz

Battery

4,000 mAh
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
ABS

Plate material

Polycarbonate
—

Keycaps

PBT
PBT

Weight

1,887 g
—

Dimensions

47 x 338 x 151 mm
—

Backlight

RGB, south-facing
White

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2023
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.

Lowest price across stores, Amazon excluded.

Lofree Sugar2 stores

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