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Head to head · Prices checked Nov 11, 2026

Coolkiller Balloon84 vs Lofree Flow V2

Get the Coolkiller Balloon84 for the 3,500 mAh battery. Get the Lofree Flow V2 for via.

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Quick verdict

Which one should you get?

Get the

Coolkiller Balloon84

Battery

Build quality in the bottom 40% of 75% boards under $150.

Rules this board out

  • Low-profile switches and keycaps only. Standard MX keycaps will not fit.

Get the

Lofree Flow V2

VIA

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.

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.

Coolkiller Balloon84

Lofree Flow V2

  • Battery

    3,500 mAh

    3,000 mAh

    A larger battery means fewer cables during the day

  • Case material

    Aluminum, Plastic

    Aluminum

  • VIA

    No

    Yes

    GUI remapping without compiling firmware

  • Keycaps

    PC

    PBT, PC

  • Backlight

    White

    White, north-facing

    RGB for looks and low light rather than speed

KeebFinder scores

How we score
  • Coolkiller Balloon84
  • Lofree Flow V2
Performance
54
57
Build quality
61
75
Productivity
78
84
Customizability
63
68
Portability
83
82

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Low profile
  • Switch options: Linear
  • Weight: 870 g
See every spec side by side

Full specs

Coolkiller Balloon84 vs Lofree Flow V2 specs

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

8 of 24 specs differ

Coolkiller Balloon84

Lofree Flow V2

Typing & switches

Switch options

Linear
Linear

Hot-swappable

Yes
Yes

Mount style

—
Gasket Mount

Low profile

Yes
Yes

Sound dampening

Yes
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

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

Max polling rate

—
1,000 Hz

Battery

3,500 mAhBetter
3,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum, Plastic
Aluminum

Plate material

—
FR4, Polycarbonate

Keycaps

PC
PBT, PC

Weight

870 g
870 g

Dimensions

33 x 144 x 329 mm
22 x 398 x 126 mm

Typing angle

—
7°

Backlight

White
White, north-facing

Firmware & software

VIA

No
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
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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