Lofree Flow Lite100 vs Keychron B4 Pro
Get the Lofree Flow Lite100 for hot-swappable and the 3,000 mAh battery.
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Which one should you get?
Get the
Lofree Flow Lite100
Hot-swappable
- Low-profile switches and keycaps only. Standard MX keycaps will not fit.
Get the
Keychron B4 Pro
Build quality in the bottom 10% of 96% boards under $100.
- Switches are soldered. Swapping them means soldering.
- 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.
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 Lite100
Keychron B4 Pro
Hot-swappable
Yes
No
Switch changes without soldering
Battery
3,000 mAh
800 mAh
A larger battery means fewer cables during the day
Knob
Yes
No
Weight
658 g
495 g
Heavier boards stay planted and lighter ones travel
Sound dampening
Yes
No
- Lofree Flow Lite100
- Keychron B4 Pro
- Performance
- 5151
- Build quality
- 6343
- Productivity
- 7671
- Customizability
- 6143
- Portability
- 5752
- Connection: Bluetooth, 2.4 GHz, Wired
- Low profile
- Max polling rate: 1,000 Hz
- Case material: ABS
Lofree Flow Lite100 vs Keychron B4 Pro specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
9 of 22 specs differ
Lofree Flow Lite100
Keychron B4 Pro
Switch options
Hot-swappable
Mount style
Low profile
Sound dampening
Layout size
Layout standard
Ergonomics
Knob
Display
Connection
Max polling rate
Battery
USB-C
Case material
Keycaps
Weight
Dimensions
Typing angle
Backlight
Mac & Windows
Released
Compare prices
Live prices from the stores we track, cheapest in-stock offer first.
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Lowest price across stores, Amazon excluded.
ISO layouts by store
Which stores sell ISO-DE, UK, and the other regional layouts.
Lofree Flow Lite100
Listed on the product, not split by store: ISO.
Keychron B4 Pro
No ISO layout at the stores we track.
Not sold on either?
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