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Compare Epomaker EK21 vs AULA F99 Max Differences Side by Side

This comparison is for users deciding between a dedicated numpad accessory and a complete compact keyboard. Both are Epomaker products with gasket mounts and tri-mode connectivity, making the choice about core function. The EK21 is a 20-key numpad, while the F99 Max is a 96% layout keyboard with a screen. Your decision hinges on whether you need to augment an existing setup or replace your main keyboard entirely.

84
EPOMAKER EK21
-10% off
75
EPOMAKER x AULA F99 Max

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4.6 (12)
5.0 (1)
  • Released in 2025
  • Available in a Numpad layout
  • Includes a No display
  • Supports VIA configuration
  • Features N-key rollover
  • Equipped with a 1000 mAh battery
  • Weighs about 200 g
  • Sized at 29 x 138 x 93 mm
  • Offers Yes, Rgb RGB lighting
  • Released in 2026
  • Available in a 96% layout
  • Includes a Yes, TFT display
  • Equipped with a 8000 mAh battery
  • Weighs about 1175 g
  • Sized at 43 x 139 x 407 mm
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Scores
  • Performance: 77.4
  • Build Quality: 76.8
  • Productivity: 86.7
  • Customizability: 82.6
  • Portability: 87.8
Scores
  • Performance: 65.7
  • Build Quality: 69.1
  • Productivity: 83.5
  • Customizability: 73.6
  • Portability: 62.9
Name
Epomaker EK21
Name
AULA F99 Max
Release year
2025
Release year
2026
Switch Options
Linear
Switch Options
Linear
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
Numpad
Layout Size
96%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
TFT
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
1000 Hz
Battery capacity
1000 mAh
Battery capacity
8000 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
 
Rgb, South-face
Case Colors
Case Colors
Case Material
ABS
Case Material
ABS
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
29 x 138 x 93 mm
Dimensions
43 x 139 x 407 mm
Weight
200g
Weight
1175g
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Pros and Trade-offs

Your need dictates the choice. The Epomaker F99 Max is a full-featured, premium wireless keyboard designed to be your daily driver, excelling in battery life and having a unique screen. The Epomaker EK21 is a specialized, highly portable tool for adding a numpad or macros to a minimalist setup, with standout programmability for its price. They are complementary products for different roles.

Epomaker EK21

  • +Extremely portable at 200g with a compact 20-key numpad layout.
  • +Full programmability via open-source VIA software.
  • +Gasket-mount structure with Poron bottom foam, sandwich foam, and an IXPE switch pad for sound dampening.
  • +Includes a premium aluminum alloy knob for volume or custom control.
  • +Triple-mode connectivity (wired, Bluetooth, 2.4GHz) in a peripheral form factor.
  • −Lacks alphanumeric keys, functioning only as a numpad/macro pad.
  • −Smaller 1000mAh battery, though sufficient for its size.
  • −No built-in screen or adjustable typing angles.

AULA F99 Max

  • +Comprehensive 96% layout with 97 keys, a numpad, knob, and a TFT screen.
  • +Massive 8000mAh battery for extended wireless use.
  • +Five-layer sound optimizing system including foam, silicone, and PET for a tuned typing sound.
  • +Features south-facing RGB lighting with per-key customization.
  • +Includes a two-stage kickstand for three adjustable typing angles.
  • −Very heavy at 1175g and large, making it unsuitable for frequent travel.
  • −Custom software is required for advanced programming and is noted to work primarily in wired mode on Windows.
  • −Higher price point compared to the EK21.

Which Keyboard Is Better for Your Needs?

The F99 Max is the clear choice as a primary keyboard for gaming, office work, programming, and content creation due to its complete 96% layout, large battery, and extra features like the TFT screen. The EK21 wins for travel due to its minuscule size and for modding due to its VIA support and accessible construction. It serves exclusively as a powerful accessory, not a standalone typing solution.

GamingAULA F99 Max
  • •The F99 Max offers a full 96% layout with all necessary gaming keys.
  • •Its south-facing RGB lighting, as noted in the listing, is designed for better gaming immersion and compatibility with Cherry profile keycaps.
  • •It provides a 1000 Hz polling rate in wired and 2.4 GHz modes, matching the EK21's spec for responsiveness.
OfficeAULA F99 Max
  • •The F99 Max includes a dedicated numpad within its 96% layout, essential for data entry.
  • •Its massive 8000mAh battery, according to the manufacturer, supports long wireless usage without frequent charging.
  • •The adjustable two-stage kickstand offers three typing angles for ergonomic comfort.
ProgrammingAULA F99 Max
  • •The F99 Max provides a complete set of keys, including arrow keys and a numpad, crucial for coding efficiency.
  • •Its custom software allows for key remapping and macro recording to streamline workflows.
  • •The hot-swappable design supports switching to preferred tactile switches if desired.
TravelEpomaker EK21
  • •The EK21 weighs only 200g and measures 29 x 138 x 93 mm, making it extremely portable.
  • •Its 1000mAh battery is sufficient for a peripheral and requires less frequent charging than a main keyboard.
  • •It can easily pair with a laptop to add a numpad without replacing the laptop's built-in keyboard.
ModdingEpomaker EK21
  • •The EK21 explicitly supports VIA software for deep, open-source key reprogramming.
  • •Its gasket mount structure uses Poron and IXPE foam layers, and both the PCB and plate are flex-cut, offering a modding-friendly foundation.
  • •It is a lower-cost platform for experimenting with switches and sound mods.
Content CreationAULA F99 Max
  • •The F99 Max's TFT screen and knob allow for custom GIFs and quick control of media or RGB settings.
  • •The full layout is necessary for shortcut-heavy applications like video and photo editing software.
  • •South-facing RGB with per-key adjustment, as stated in the specs, offers extensive lighting customization for streaming setups.

Frequently Asked Questions (FAQ)

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