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Compare Knife Lab Dolphins75 vs Lofree DOT Liquid Foundation Differences Side by Side

This comparison is for buyers deciding between two distinct approaches to the 75% layout. The Knife Lab Dolphins75 is a wired-only, aluminum DIY kit requiring separate switches and keycaps, while the Lofree DOT Liquid Foundation is a complete, wireless-ready keyboard with a unique aesthetic. The decision hinges on your need for wireless flexibility versus a heavier, more premium metal construction and your willingness to build.

70
[In Stock] Dolphins75 75% Mechanical Keyboard
61
Lofree DOT Liquid Foundation Mechanical Keyboard

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0.0 (0)
4.0 (2)
  • Released in 2022
  • Supports VIA configuration
  • Features N-key rollover
  • Supports Wired, Wired only connectivity
  • Runs at a 1000 Hz polling rate
  • Weighs about 2400 g
  • Sized at 20 x 327 x 150 mm
  • Made with a Aluminum case
  • Offers No RGB lighting
  • Released in 2023
  • Has Linear switch options
  • Compatible with both Mac and Windows
  • Connects via USB-C
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Equipped with a 4000 mAh battery
  • Weighs about 810 g
  • Sized at 31 x 144 x 306 mm
  • Made with a ABS case
  • Features ABS, PC keycaps
  • Offers Yes, White RGB lighting
Scores
  • Performance: 68
  • Build Quality: 72.3
  • Productivity: 60.8
  • Customizability: 68.6
  • Portability: 61
Scores
  • Performance: 61
  • Build Quality: 55.6
  • Productivity: 72.5
  • Customizability: 61.8
  • Portability: 84.4
Name
Knife Lab Dolphins75
Name
Lofree DOT Liquid Foundation
Release year
2022
Release year
2023
Switch Options
-
Switch Options
Linear
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
75%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
Connection
Wired, Wired only
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
-
Battery capacity
-
Battery capacity
4000 mAh
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
Gasket Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Backlight
 
White
Case Colors
Case Colors
Case Material
Aluminum
Case Material
ABS
Keycaps Material
-
Keycaps Material
ABS, PC
Dimensions
20 x 327 x 150 mm
Dimensions
31 x 144 x 306 mm
Weight
2400g
Weight
810g
*Something incorrect or missing? Please
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Pros and Trade-offs

Your primary need dictates the choice. If you want a versatile, ready-to-use keyboard with wireless freedom and a unique look, the Lofree DOT Liquid Foundation is the practical pick. If you are a keyboard enthusiast seeking a premium, heavy aluminum foundation for a custom build and do not mind a cable, the Knife Lab Dolphins75 kit offers superior materials and modding potential.

Knife Lab Dolphins75

  • +Full CNC 6063 aluminum top and bottom case for a premium, solid feel.
  • +Sold as a comprehensive DIY kit with included foams (Poron, IXPE) and PC plate.
  • +Supports VIA software for easy key remapping and macros.
  • +Heavy 2.4kg build with a stainless steel PVD weight option for exceptional stability.
  • −Wired-only connectivity limits placement and device switching.
  • −Requires the separate purchase of switches and keycaps, increasing total cost and effort.
  • −Substantially heavier and less portable than the Lofree option.

Lofree DOT Liquid Foundation

  • +Triple-mode connectivity with Bluetooth 5.3, 2.4GHz wireless, and wired USB-C.
  • +Comes pre-built with Gateron Foundation linear switches and dual-color ABS/PC keycaps.
  • +Includes a 4000mAh battery for cordless operation and a rotary knob for multimedia control.
  • +Features sound-dampening materials (Poron & IXPE) and RGB backlighting out of the box.
  • −Case is constructed from ABS plastic, not metal.
  • −Uses a non-standard keycap layout (1.75u Enter, 1u bottom row mods) which may limit aftermarket keycap compatibility.
  • −North-facing RGB LEDs may cause interference with some Cherry-profile keycaps.

Which Keyboard Is Better for Your Needs?

The Lofree DOT Liquid Foundation is the more versatile daily driver, winning for office use, travel, and content creation due to its wireless features, lighter weight, and included knob. The Knife Lab Dolphins75 is the clear choice for modding enthusiasts who value a premium metal build and a DIY starting point. For gaming and programming, the keyboards tie, offering similar core performance features but through different approaches.

GamingTie
  • •Both keyboards list a 1000 Hz polling rate for wired connections.
  • •Both support N-Key Rollover (NKRO) for simultaneous key presses.
  • •The Dolphins75's heavier 2.4kg aluminum build may offer more stability, while the Lofree's triple-mode connectivity provides cable-free flexibility.
OfficeLofree DOT Liquid Foundation
  • •The Lofree offers triple-mode connectivity (Bluetooth, 2.4GHz, wired) for easy switching between devices.
  • •It is listed as a pre-built unit, ready to use immediately.
  • •The vendor description mentions Mac/Windows support and includes a 4000mAh battery for cordless use.
ProgrammingTie
  • •Both use a 75% ANSI layout, preserving arrow and navigation keys in a compact form.
  • •Both are hot-swappable, allowing for switch customization based on typing preference.
  • •The Dolphins75 supports VIA for key remapping, while the Lofree's vendor page mentions programmable RGB and knob functions via its software.
TravelLofree DOT Liquid Foundation
  • •The Lofree DOT Liquid Foundation is significantly lighter at 810g compared to the Dolphins75's 2400g.
  • •Its wireless capabilities eliminate the need for a cable when on the go.
  • •It is a pre-built keyboard, requiring no assembly at your destination.
ModdingKnife Lab Dolphins75
  • •The Dolphins75 is sold as a DIY kit, designed for builder customization from the ground up.
  • •Its kit includes multiple foam layers (Poron bottom foam, IXPE switch pad, Poron gasket-foam) and a PC plate for modders.
  • •The aluminum case and gasket mount structure provide a solid foundation for customizing sound and feel.
Content CreationLofree DOT Liquid Foundation
  • •The Lofree includes a rotary knob, which can be programmed for media control or scrubbing timelines.
  • •RGB backlighting with multiple effects is listed, which can aid in low-light editing sessions.
  • •Wireless connectivity helps reduce desk clutter for a cleaner workspace setup.

Frequently Asked Questions (FAQ)

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