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Head to head · Prices checked Nov 11, 2026

Lofree Flow V2 vs Keychron J12 HE

Get the Keychron J12 HE for hall effect and rapid trigger.

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Quick verdict

Which one should you get?

Get the

Lofree Flow V2

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.
  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.

Get the

Keychron J12 HE

Hall effect

Build quality in the top 30% of 75% boards under $200.

Rules this board out

  • Magnetic switches only. Standard MX switches will not fit.
  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.

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.

Lofree Flow V2

Keychron J12 HE

  • Hall effect (magnetic)

    No

    Yes

    Adjustable actuation helps in games and not in normal typing

  • Rapid trigger

    No

    Yes

    Faster resets help in games and not in normal typing

  • Low profile

    Yes

    No

  • Case material

    Aluminum

    Plastic

  • Switch options

    Linear

    Clicky, Linear, Magnetic, Tactile

KeebFinder scores

How we score
  • Lofree Flow V2
  • Keychron J12 HE
Performance
57
88
Build quality
75
75
Productivity
84
89
Customizability
68
86
Portability
82
80

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Max polling rate: 1,000 Hz
  • Mount style: Gasket Mount
  • VIA
See every spec side by side

Full specs

Lofree Flow V2 vs Keychron J12 HE specs

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

10 of 26 specs differ

Lofree Flow V2

Keychron J12 HE

Typing & switches

Switch options

Linear
Clicky, Linear, Magnetic, Tactile

Hall effect (magnetic)

No
Yes

Rapid trigger

No
Yes

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Low profile

Yes
No

Sound dampening

Yes
Yes

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
1,000 Hz

Battery

3,000 mAh
—

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Plastic

Plate material

FR4, Polycarbonate
—

Keycaps

PBT, PC
PBT

Weight

870 g
952 g

Dimensions

22 x 398 x 126 mm
30 x 148 x 342 mm

Typing angle

7°
—

Backlight

White, north-facing
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2026
2026

Where to buy

Compare prices

Live prices from the stores we track, cheapest in-stock offer first.

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Lowest price across stores, Amazon excluded.

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