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Head to head · Prices checked Nov 12, 2026

Coolkiller CK75 vs Lofree Sugar

Get the Coolkiller CK75 for sound dampening. Get the Lofree Sugar for the 4,000 mAh battery.

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Quick verdict

Which one should you get?

Get the

Coolkiller CK75

Sound dampening

Build quality in the bottom 35% 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

Battery

Build quality in the bottom 35% 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.

Coolkiller CK75

Lofree Sugar

  • Battery

    3,750 mAh

    4,000 mAh

    A larger battery means fewer cables during the day

  • Case material

    ABS, Aluminum, Plastic

    ABS

  • Sound dampening

    Yes

    No

  • Keycaps

    ABS, PBT

    PBT

  • Backlight

    RGB, south-facing

    White

    RGB for looks and low light rather than speed

KeebFinder scores

How we score
  • Coolkiller CK75
  • Lofree Sugar
Performance
61
54
Build quality
59
59
Productivity
76
66
Customizability
61
56
Portability
82
83

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Mount style: Gasket Mount
See every spec side by side

Full specs

Coolkiller CK75 vs Lofree Sugar specs

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

7 of 21 specs differ

Coolkiller CK75

Lofree Sugar

Typing & switches

Switch options

Linear, Tactile
—

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
No

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

—
1,000 Hz

Battery

3,750 mAh
4,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum, Plastic
ABS

Plate material

Polycarbonate
—

Keycaps

ABS, PBT
PBT

Weight

1,050 g
—

Dimensions

28 x 145 x 329 mm
—

Backlight

RGB, south-facing
White

Firmware & software

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2022
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.

Lofree Sugar2 stores

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