Not sure which keyboard to choose? Try the Keyboard Finder now!
65
CoolKiller Balloon84 Low Profile Mechanical Keyboard

Coolkiller Balloon84

The CoolKiller Balloon84 is a low-profile mechanical keyboard designed for users who want a tactile typing experience with flexible connectivity. Its compact 75% layout suits those needing a smaller footprint without sacrificing essential keys. This keyboard fits users who value a distinct key "pop" and prefer a versatile connection setup for work or casual use.</p... Read more
Compare prices from $129.00
Details
Specification
Price alert

Compare prices and purchase options

Click the coupon code for a discount. Features and specs may vary by model version.

*I may earn a commission if you purchase through these links. Thanks for your support!

Price history

The price history chart tracks the lowest price over time across all stores, excluding Amazon (shipping costs not included).

Similar low-profile keyboards

Same price range, layout, and form factor, from different brands.
81
$129
Lofree Flow Lite: The Smoothest Affordable Low Profile Keyboard for All
Lofree Flow Lite
75%,
Hotswap,
Wireless,
Wired,
White LEDs,
Knob,
VIA,
QMK,
Alu case,
Gasket Mount

Compare specs
90
$119
Keychron K3 HE Wireless Magnetic Switch Custom ISO Keyboard
Keychron K3 HE
75%,
Hotswap,
Wireless,
Screen,
RGB/ White LEDs,
VIA,
QMK,
HE,
Rapid trigger,
Alu case,
Tray Mount

Compare specs
79
$109
Chilkey ND75 LP Aluminum Hotswap Wireless RGB Low Profile Keyboard - Image: 2
Chilkey ND75 LP
75%,
Hotswap,
Wireless,
Screen,
RGB,
HE,
Alu case,
Plate Mount

Compare specs
63
$110
Ajazz AKP815 Function Screen Low Profile Wired Mechanical Keyboard
Ajazz AKP815
75%,
Screen,
RGB,
Gasket Mount

Compare specs

Compare Coolkiller Balloon84 vs Lofree Flow Lite vs Keychron K3 HE Specification

Compare similar keyboards side by side, or use the comparison table to compare all keyboards!
Coolkiller Balloon84Lofree Flow LiteKeychron K3 HE
65
CoolKiller Balloon84 Low Profile Mechanical Keyboard
81
Lofree Flow Lite: The Smoothest Affordable Low Profile Keyboard for All
90
Keychron K3 HE Wireless Magnetic Switch Custom ISO Keyboard
0.0 (0)
0.0 (0)
4.4 (8)
  • Has Linear switch options
  • Provides dedicated media keys
  • Equipped with a 3500 mAh battery
  • Weighs about 870 g
  • Sized at 33 x 144 x 329 mm
  • Made with a Plastic, Aluminum case
  • Features PC keycaps
  • Comes with a knob
  • Uses a Gasket Mount mounting style
  • Equipped with a 3000 mAh battery
  • Weighs about 555 g
  • Sized at 24 x 315 x 126 mm
  • Made with a ABS, Aluminum, Plastic case
  • Features PBT, PC keycaps
  • Released in 2026
  • Has Magnetic, Linear, Tactile, Clicky switch options
  • Built with the ISO, ISO-DE, ISO-ES, ISO-FR, ANSI, JIS layout standard
  • Includes a Yes, LED display
  • Utilizes Hall effect sensors
  • Features N-key rollover
  • Enables rapid trigger functionality
  • Uses a Tray Mount mounting style
  • Equipped with a 2600 mAh battery
  • Weighs about 580 g
  • Sized at 25 x 319 x 126 mm
  • Made with a Aluminum, Wood, ABS case
  • Features PBT keycaps
  • Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
Scores
  • Performance: 54.7
  • Build Quality: 61.3
  • Productivity: 77.5
  • Customizability: 62.5
  • Portability: 82.9
Scores
  • Performance: 48.9
  • Build Quality: 75.3
  • Productivity: 92.6
  • Customizability: 85.8
  • Portability: 81.6
Scores
  • Performance: 92.4
  • Build Quality: 85.6
  • Productivity: 88.3
  • Customizability: 89.1
  • Portability: 81.7
Name
Coolkiller Balloon84
Name
Lofree Flow Lite
Name
Keychron K3 HE
Release year
2024
Release year
2024
Release year
2026
Switch Options
Linear
Switch Options
-
Switch Options
Magnetic, Linear, Tactile, Clicky
Profile
Low Profile
Profile
Low Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
75%
Layout Size
75%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Standard
ISO, ISO-DE, ISO-ES, ISO-FR, ANSI, JIS
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Display Support
 
LED
Mac/Win Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
USB passthrough
 
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
-
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
3500 mAh
Battery capacity
3000 mAh
Battery capacity
2600 mAh
Hall Effect Support
 
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
-
Mount Style
Gasket Mount
Mount Style
Tray Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
White
Backlight
 
White
Backlight
 
Rgb, White, North-face
Case Colors
Case Colors
Case Colors
Case Material
Plastic, Aluminum
Case Material
ABS, Aluminum, Plastic
Case Material
Aluminum, Wood, ABS
Keycaps Material
PC
Keycaps Material
PBT, PC
Keycaps Material
PBT
Dimensions
33 x 144 x 329 mm
Dimensions
24 x 315 x 126 mm
Dimensions
25 x 319 x 126 mm
Weight
870g
Weight
555g
Weight
580g
*Something incorrect or missing? Please
let me know
!

Product Description

The CoolKiller Balloon84 is a low-profile mechanical keyboard designed for users who want a tactile typing experience with flexible connectivity. Its compact 75% layout suits those needing a smaller footprint without sacrificing essential keys. This keyboard fits users who value a distinct key "pop" and prefer a versatile connection setup for work or casual use.

Key Features

  • Low-profile tactile switches provide a noticeable click and shorter key travel, which can reduce finger fatigue during extended typing sessions.
  • Hot-swappable switches allow easy customization or replacement without soldering, supporting user experimentation or maintenance.
  • Tri-connect mode offers wired USB-C, Bluetooth, and 2.4G wireless options, enabling seamless switching between devices or setups.
  • White backlighting enhances key visibility in low light without being distracting.
  • Multiple sound dampening layers reduce unwanted noise, resulting in a cleaner typing sound.

Typing Experience

The CK Ice-Blade Mini tactile switches require moderate actuation force, delivering a crisp "pop" with each press. The low-profile design shortens travel distance, making typing feel quicker and less tiring. Silicone pads inside the case reduce noise and vibration, producing a quieter yet tactile feedback compared to typical mechanical keyboards. Keycaps use durable UV silk screen printing, maintaining legends over time.

Connectivity

Users can connect via wired USB-C for stable, low-latency input or choose wireless modes including Bluetooth and 2.4G for flexibility. Bluetooth supports multiple versions, and switching between Mac and Windows layouts is simplified with dedicated keycaps and software support.

Compatibility

The 75% layout retains most essential keys while saving desk space. It supports both Mac and Windows systems, with multimedia keys restored for Mac users. Key remapping and firmware details are unknown.

Trade-offs

  • The keyboard’s low-profile tactile switches may not satisfy users who prefer linear or clicky switch types.
  • White backlighting limits customization options for users wanting RGB effects.
  • Battery capacity is moderate, but exact wireless runtime is unknown.
  • The PC plastic keycaps may feel less premium compared to PBT alternatives.

Frequently Asked Questions (FAQ)

Other users are also interested in these products

Discover products that are frequently liked and visited by other users!