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3-way comparison · Prices checked Nov 2, 2026

Coolkiller Balloon84 vs Lofree Flow vs Niz L84/L99

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Quick verdict

Which one should you get?

Get the

Coolkiller Balloon84

Sound dampening

Build quality in the bottom 45% 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

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

Rules this board out

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

Get the

Niz L84/L99

Build quality in the bottom 5% of 75% boards under $200.

Rules this board out

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

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

Niz L84/L99

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Bluetooth, Wired

    Bluetooth, 2.4 GHz, Wired

    Wireless for several devices and wired for lower latency

  • Display

    None

    None

    Yes

    A case display rather than a typing feature

  • Sound dampening

    Yes

    No

    No

  • Backlight

    White

    RGB

    RGB

    RGB for looks and low light rather than speed

  • Media keys

    Yes

    No

    No

KeebFinder scores

How we score
  • Coolkiller Balloon84
  • Lofree Flow
  • Niz L84/L99
Performance
55
49
49
Build quality
61
57
41
Productivity
78
65
57
Customizability
63
60
69
Portability
83
82
78

What they share

  • Layout size: 75%
  • Hot-swappable
  • Low profile
See every spec side by side

Full specs

Coolkiller Balloon84 vs Lofree Flow vs Niz L84/L99 specs

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

7 of 21 specs differ

Coolkiller Balloon84

Lofree Flow

Niz L84/L99

Typing & switches

Switch options

Linear
Linear, Tactile
—

Hot-swappable

Yes
Yes
Yes

Mount style

—
Gasket Mount
—

Low profile

Yes
Yes
Yes

Sound dampening

Yes
No
No

Layout

Layout size

75%
75%
75%

Layout standard

ANSI
ANSI
ANSI

Ergonomics

Standard
Standard
Standard

Display

None
None
Yes

Media keys

Yes
No
No

Connectivity & battery

Connection

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

Battery

3,500 mAh
2,000 mAh
—

USB-C

Yes
Yes
No

Build & materials

Case material

Aluminum, Plastic
Aluminum
—

Keycaps

PC
PBT
—

Weight

870 g
568 g
—

Dimensions

33 x 144 x 329 mm
24 x 126 x 315 mm
—

Typing angle

—
4°
—

Backlight

White
RGB
RGB

Firmware & software

Mac & Windows

Yes
Yes
Yes

Extras

Released

2024
2023
2025

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.

Lofree Flow3 stores
Niz L84/L992 stores

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