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Head to head · Prices checked Oct 28, 2026

Keychron K4 HE vs Lofree Flow100

Get the Keychron K4 HE for hall effect and rapid trigger.

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Quick verdict

Which one should you get?

Get the

Keychron K4 HE

Hall effect

Build quality in the top 10% of 96% boards under $150.

Rules this board out

  • Magnetic switches only. Standard MX switches will not fit.
  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
  • Compact full-size layout. The numpad is present, the gaps of a full-size board are not.

Get the

Lofree Flow100

Build quality in the top 25% of 100% boards under $150.

Rules this board out

  • Low-profile switches and keycaps only. Standard MX keycaps will not fit.
  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.

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 K4 HE

Lofree Flow100

  • Layout size

    96%

    100%

  • 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

  • Connection

    Bluetooth, Wired, 2.4 GHz

    Bluetooth, Wired

    Wireless for several devices and wired for lower latency

  • Battery

    4,000 mAh

    3,000 mAh

    A larger battery means fewer cables during the day

KeebFinder scores

How we score
  • Keychron K4 HE
  • Lofree Flow100
Performance
92
63
Build quality
87
66
Productivity
94
65
Customizability
89
60
Portability
56
56

What they share

  • Hot-swappable
  • Keycaps: PBT
See every spec side by side

Full specs

Keychron K4 HE vs Lofree Flow100 specs

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

20 of 28 specs differ

Keychron K4 HE

Lofree Flow100

Typing & switches

Switch options

Clicky, Linear, Magnetic, Tactile
Linear, Tactile

Hall effect (magnetic)

Yes
No

Rapid trigger

Yes
No

Hot-swappable

Yes
Yes

Mount style

Tray Mount
Gasket Mount

Low profile

No
Yes

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

96%
100%

Layout standard

ANSI, ISO, ISO-CH, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK
ANSI

Ergonomics

Standard
Standard

Display

None
None

Connectivity & battery

Connection

Bluetooth, Wired, 2.4 GHz
Bluetooth, Wired

Max polling rate

1,000 Hz
—

Battery

4,000 mAhBetter
3,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum, Plastic, Wood
Aluminum

Plate material

Aluminum
—

Keycaps

PBT
PBT

Weight

1,090 g
738 g

Dimensions

31 x 126 x 373 mm
26 x 126 x 373 mm

Typing angle

5°, 8°
4°

Backlight

RGB, north-facing
RGB

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2025
2024

For EU buyers

ISO layouts by store

Which stores sell ISO-DE, UK, and the other regional layouts.

Keychron K4 HE

  • Keychron

    ISO-DE, ISO-UK, ISO-Nordic, ISO-CH

    In stockShips to you

  • Keychron (DE)

    ISO-DE, ISO-UK, ISO-FR, ISO-ES, ISO-CH

    In stockDoes not ship to you

Lofree Flow100

No ISO layout at the stores we track.

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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