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Head to head · Prices checked Nov 2, 2026

Coolkiller Spring vs Lofree Flow Lite

Get the Coolkiller Spring for the 3,500 mAh battery. Get the Lofree Flow Lite for knob.

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Quick verdict

Which one should you get?

Get the

Coolkiller Spring

Battery

Build quality in the bottom 50% of 65% boards under $200.

Rules this board out

  • Low-profile switches and keycaps only. Standard MX keycaps will not fit.
  • 65% layout. No function row and no numpad.

Get the

Lofree Flow Lite

Knob

Build quality in the top 30% of 75% boards under $150.

Rules this board out

  • Low-profile switches and keycaps only. Standard MX keycaps will not fit.
  • No 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.

Coolkiller Spring

Lofree Flow Lite

  • Layout size

    65%

    75%

  • Battery

    3,500 mAh

    3,000 mAh

    A larger battery means fewer cables during the day

  • Case material

    Aluminum

    ABS, Aluminum, Plastic

  • Knob

    No

    Yes

  • Display

    Yes

    None

    A case display rather than a typing feature

KeebFinder scores

How we score
  • Coolkiller Spring
  • Lofree Flow Lite
Performance
59
49
Build quality
64
75
Productivity
61
93
Customizability
71
86
Portability
90
82

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Low profile
See every spec side by side

Full specs

Coolkiller Spring vs Lofree Flow Lite specs

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

12 of 23 specs differ

Coolkiller Spring

Lofree Flow Lite

Typing & switches

Switch options

Linear
—

Hot-swappable

Yes
Yes

Mount style

—
Gasket Mount

Low profile

Yes
Yes

Sound dampening

No
Yes

Layout

Layout size

65%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

Yes
None

Connectivity & battery

Connection

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

Max polling rate

—
1,000 Hz

Battery

3,500 mAhBetter
3,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
ABS, Aluminum, Plastic

Keycaps

PBT
PBT, PC

Weight

1,500 g
555 g

Dimensions

—
24 x 315 x 126 mm

Backlight

RGB
White

Firmware & software

QMK

No
Yes

VIA

No
Yes

Mac & Windows

Yes
Yes

Extras

Released

2023
2024

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.

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