Not sure which keyboard to choose? Try the Keyboard Finder now!

Head to head · Prices checked Nov 7, 2026

Lofree Flow V2 vs Redragon UCAL K673 Pro

Get the Redragon UCAL K673 Pro for the 4,000 mAh battery and knob.

KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

Quick verdict

Which one should you get?

Get the

Lofree Flow V2

Build quality in the top 25% 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

Redragon UCAL K673 Pro

Battery

Build quality in the bottom 45% of 75% boards under $100.

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

Redragon UCAL K673 Pro

  • Battery

    3,000 mAh

    4,000 mAh

    A larger battery means fewer cables during the day

  • Low profile

    Yes

    No

  • Case material

    Aluminum

    Plastic

  • Knob

    No

    Yes

  • Weight

    870 g

    1,200 g

    Heavier boards stay planted and lighter ones travel

KeebFinder scores

How we score
  • Lofree Flow V2
  • Redragon UCAL K673 Pro
Performance
57
65
Build quality
75
62
Productivity
84
69
Customizability
68
58
Portability
82
75

What they share

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

Full specs

Lofree Flow V2 vs Redragon UCAL K673 Pro specs

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

11 of 24 specs differ

Lofree Flow V2

Redragon UCAL K673 Pro

Typing & switches

Switch options

Linear
Linear

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

Knob

No
Yes

Display

None
None

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
—

Battery

3,000 mAh
4,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Plastic

Plate material

FR4, Polycarbonate
—

Keycaps

PBT, PC
PBT

Weight

870 g
1,200 g

Dimensions

22 x 398 x 126 mm
37 x 335 x 37 mm

Typing angle

7°
—

Backlight

White, north-facing
RGB

Firmware & software

VIA

Yes
No

Mac & Windows

Yes
No

Extras

Released

2026
2023

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.

Still torn?

Answer a few quick questions and the keyboard finder ranks 2,000+ boards by how you will actually use yours.