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Compare Weikav Stars21 Programmable Numpad vs Lofree EH121 Differences Side by Side

This comparison is for users deciding between two wireless mechanical numpads at a similar price. The choice is difficult because both offer tri-mode connectivity and hot-swappable switches, but they diverge sharply in core philosophy. The Weikav Stars21 is a tool for enthusiasts, built from aluminum with deep firmware support. The Lofree EH121 is a more accessible productivity accessory, made from plastic and featuring a unique calculator mode. Your priority—raw customizability versus integrated functionality—will determine the winner.

80
[In Stock] Stars21 Programmable Mechanical Numpad
Lofree Liquid Foundation Tri-Mode Numpad

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  • Released in 2025
  • Has Linear switch options
  • Supports QMK firmware
  • Supports VIA configuration
  • Features N-key rollover
  • Runs at a 1000 Hz polling rate
  • Equipped with a 800 mAh battery
  • Weighs about 480 g
  • Sized at 18 x 130 x 95 mm
  • Made with a Aluminum case
  • Offers Yes, Rgb RGB lighting
  • Released in 2024
  • Compatible with both Mac and Windows
  • Connects via USB-C
  • Equipped with a 950 mAh battery
  • Weighs about 252 g
  • Sized at 39 x 149 x 94 mm
  • Made with a Plastic case
  • Features ABS, PC keycaps
  • Offers No RGB lighting
Scores
  • Performance: 75.7
  • Build Quality: 84.1
  • Productivity: 56.9
  • Customizability: 90
  • Portability: 78.1
Scores
  • Performance: 45.2
  • Build Quality: 59.1
  • Productivity: 60.6
  • Customizability: 50.2
  • Portability: 87.1
Name
Weikav Stars21 Programmable Numpad
Name
Lofree EH121
Release year
2025
Release year
2024
Switch Options
Linear
Switch Options
-
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
Numpad
Layout Size
Numpad
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
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
-
Battery capacity
800 mAh
Battery capacity
950 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
 
Rgb
Backlight
 
Case Colors
Case Colors
Case Material
Aluminum
Case Material
Plastic
Keycaps Material
-
Keycaps Material
ABS, PC
Dimensions
18 x 130 x 95 mm
Dimensions
39 x 149 x 94 mm
Weight
480g
Weight
252g
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Pros and Trade-offs

Your decision hinges on what you value in a numpad. If you are a keyboard enthusiast who wants a solid foundation for customization, values a metal build, and needs powerful programmability, the Weikav Stars21 is the clear choice. If you need a straightforward, lightweight accessory for number entry and calculations that works immediately, the Lofree EH121 is the more practical and portable option.

Weikav Stars21 Programmable Numpad

  • +CNC aluminum case with anodized or electrophoretic finish for a premium feel.
  • +Full programmability via QMK and VIA firmware support.
  • +High 1000Hz polling rate in wired and 2.4GHz modes.
  • +Includes N-Key Rollover (NKRO) for reliable keypress registration.
  • +Features RGB backlighting with 16 million colors.
  • −Heavier at 480g, making it less portable.
  • −Smaller 800mAh battery compared to the Lofree model.
  • −Vendor descriptions indicate it may be sold as a DIY kit, requiring assembly.

Lofree EH121

  • +Dual-function design works as both a numpad and a calculator.
  • +Lighter weight of 252g and larger 950mAh battery.
  • +Pre-built and ready to use out of the box.
  • +Includes a single-color adjustable backlight for low-light use.
  • +Vendor listing confirms Mac and Windows support.
  • −Plastic case construction feels less premium than aluminum.
  • −Lacks advanced programmability features like QMK or VIA support.
  • −No RGB lighting or specified high polling rate for gaming.

Which Keyboard Is Better for Your Needs?

The Weikav Stars21 dominates in scenarios demanding performance and customization, such as gaming, programming, and modding, thanks to its high polling rate, programmability, and aluminum construction. The Lofree EH121 wins for general office use and travel, where its lighter weight, calculator function, and larger battery are more practical. For content creation, the choice depends on whether you value macro keys or an instant calculator more.

GamingWeikav Stars21 Programmable Numpad
  • •The Weikav Stars21 has a specified 1000Hz polling rate in wired/2.4GHz modes for lower latency.
  • •Its N-Key Rollover (NKRO) support prevents ghosting during complex key presses.
  • •The aluminum case may provide a more stable, resonant-free platform.
OfficeLofree EH121
  • •The Lofree EH121 has a built-in calculator function, a direct productivity boost for data entry.
  • •It is significantly lighter at 252g, making it easier to reposition on a desk.
  • •The vendor description mentions Mac/Win support out of the box.
ProgrammingWeikav Stars21 Programmable Numpad
  • •Full programmability via QMK and VIA allows for creating macros and layers for coding shortcuts.
  • •The aluminum build and gasket mount may offer a more satisfying, consistent typing feel.
  • •N-Key Rollover ensures all programmed key combinations register accurately.
TravelLofree EH121
  • •The Lofree EH121 is much lighter (252g vs 480g) and has a larger 950mAh battery for longer wireless use.
  • •Its plastic case is less prone to showing wear from transport.
  • •The integrated calculator adds functionality without needing extra gear.
ModdingWeikav Stars21 Programmable Numpad
  • •The Weikav Stars21 supports QMK and VIA for deep firmware customization and remapping.
  • •It features a CNC aluminum case with an anodized or electrophoretic finish, a premium modding base.
  • •The vendor description details a PCB gasket mount and an anodized gold weight for internal modifications.
Content CreationTie
  • •The Weikav's programmability is ideal for assigning video editing or graphic design macros.
  • •The Lofree's calculator mode can be useful for quick calculations in spreadsheet or financial work.
  • •Both offer tri-mode wireless connectivity for a clean desk setup.

Frequently Asked Questions (FAQ)

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