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Head to head · Prices checked Oct 29, 2026

Keychron K2 Ultra vs Lofree Flow Lite

Get the Keychron K2 Ultra for the 4,000 mAh battery and the 8,000 Hz polling rate. Get the Lofree Flow Lite for knob.

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Quick verdict

Which one should you get?

Get the

Keychron K2 Ultra

Battery

Build quality in the top 10% 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 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 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 K2 Ultra

Lofree Flow Lite

  • Battery

    4,000 mAh

    3,000 mAh

    A larger battery means fewer cables during the day

  • Low profile

    No

    Yes

  • Max polling rate

    8,000 Hz

    1,000 Hz

    Higher polling helps competitive FPS and does nothing for typing

  • Case material

    ABS, Aluminum

    ABS, Aluminum, Plastic

  • Knob

    No

    Yes

KeebFinder scores

How we score
  • Keychron K2 Ultra
  • Lofree Flow Lite
Performance
90
49
Build quality
86
75
Productivity
94
93
Customizability
92
86
Portability
82
82

What they share

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

Full specs

Keychron K2 Ultra vs Lofree Flow Lite specs

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

14 of 27 specs differ

Keychron K2 Ultra

Lofree Flow Lite

Typing & switches

Switch options

Clicky, Linear, Tactile
—

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Low profile

No
Yes

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
No

Layout

Layout size

75%
75%

Layout standard

ANSI, ISO, ISO-ES, ISO-FR, ISO-IT
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

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

Max polling rate

8,000 HzBetter
1,000 Hz

Battery

4,000 mAhBetter
3,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
ABS, Aluminum, Plastic

Plate material

Steel
—

Keycaps

PBT
PBT, PC

Weight

1,084 g
555 g

Dimensions

31 x 312 x 122 mm
24 x 315 x 126 mm

Backlight

RGB, south-facing
White

Firmware & software

QMK

Yes
Yes

VIA

Yes
Yes

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2026
2024

For EU buyers

ISO layouts by store

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

Keychron K2 Ultra

  • Keychron (DE)

    ISO-FR, ISO-ES, ISO-IT

    In stockDoes not ship to you

Lofree Flow Lite

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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