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Compare Ajazz AK820 Pro vs AULA F75 Ultra Differences Side by Side

This comparison is for buyers deciding between two feature-rich, tri-mode 75% keyboards at a similar price point. The decision is challenging because both offer gasket mounts, hot-swap sockets, and premium typing features. The Ajazz AK820 Pro stands out with a unique TFT screen for system info, while the AULA F75 Ultra counters with a much larger battery and powerful VIA software support. Your choice hinges on whether you value visual feedback or extended wireless runtime and deep programmability.

76
Ajazz AK820 Pro
80
EPOMAKER x AULA F75 Ultra

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4.6 (737)
4.5 (2)
  • Released in 2023
  • Includes a Yes, TFT display
  • Equipped with a 4000 mAh battery
  • Weighs about 810 g
  • Sized at 40 x 327 x 136 mm
  • Made with a ABS, Aluminum case
  • Features PBT keycaps
  • Released in 2026
  • Includes a No display
  • Supports VIA configuration
  • Runs at a 1000 Hz polling rate
  • Equipped with a 10000 mAh battery
  • Weighs about 1100 g
  • Sized at 43 x 323 x 143 mm
  • Made with a ABS case
  • Features PBT, PC keycaps
Scores
  • Performance: 60.5
  • Build Quality: 66.2
  • Productivity: 82.3
  • Customizability: 72.6
  • Portability: 79.3
Scores
  • Performance: 81.8
  • Build Quality: 72.5
  • Productivity: 89.2
  • Customizability: 78.6
  • Portability: 91.7
Name
Ajazz AK820 Pro
Name
AULA F75 Ultra
Release year
2023
Release year
2026
Switch Options
Linear
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
 
TFT
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
-
Polling Rate
1000 Hz
Battery capacity
4000 mAh
Battery capacity
10000 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, South-face
Backlight
 
Rgb, South-face
Case Colors
Case Colors
Case Material
ABS, Aluminum
Case Material
ABS
Keycaps Material
PBT
Keycaps Material
PBT, PC
Dimensions
40 x 327 x 136 mm
Dimensions
43 x 323 x 143 mm
Weight
810g
Weight
1100g
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Pros and Trade-offs

Your priority should guide this choice. If you want an interactive screen, a lighter build, and proven user satisfaction, the Ajazz AK820 Pro is the clear pick. If your needs center around marathon wireless battery life, extensive programmability with VIA, and detailed acoustic tuning, the AULA F75 Ultra offers more advanced features. Both are competent pre-built gasket mount keyboards, but they cater to different power users.

Ajazz AK820 Pro

  • +Features a customizable 0.85-inch TFT screen for displaying battery, time, and connectivity status.
  • +Lighter weight at 810g and a slimmer 40mm height for better portability.
  • +Case construction uses both ABS and aluminum materials according to its metadata.
  • +Includes a glass screen and a metal knob as per the vendor's technical specifications.
  • +Has a strong user review history with a 4.6/5 score from 725 reviews.
  • −Smaller 4000mAh battery compared to the competitor's 10000mAh unit.
  • −Lacks support for VIA software, limiting firmware-level customization.
  • −No adjustable typing angle is mentioned in its specifications or description.

AULA F75 Ultra

  • +Massive 10000mAh battery with vendor-claimed runtime up to 320 hours (lights off).
  • +Fully programmable via VIA software for key remapping, layers, and macros.
  • +Features a three-stage adjustable kickstand for ergonomic typing angles.
  • +Detailed five-layer sound dampening system including PET and various foams.
  • +Vendor provides specific latency measurements for all connection modes.
  • −Heavier at 1100g, making it less portable.
  • −No built-in screen for at-a-glance system information.
  • −Lacks a user review history, making real-world performance less verifiable.

Which Keyboard Is Better for Your Needs?

The AULA F75 Ultra wins in more categories, particularly where extended battery life, ergonomic adjustability, and deep software customization are critical, such as for office work, programming, and modding. The Ajazz AK820 Pro takes the lead for travel due to its lower weight and slimmer form. For gaming, the AULA's detailed latency specs give it an edge, while content creators might value either the Ajazz's screen or the AULA's macro capabilities equally.

GamingAULA F75 Ultra
  • •The AULA F75 Ultra lists a specific 1000 Hz polling rate and provides latency figures (5-6ms wired, 7-9ms 2.4Ghz).
  • •Its product description explicitly mentions anti-ghosting and N-key rollover support for fast-paced games.
  • •The Ajazz AK820 Pro also has a 1000 Hz polling rate per its specs, but the AULA provides more detailed performance claims for gaming.
OfficeAULA F75 Ultra
  • •The AULA F75 Ultra has a significantly larger 10000mAh battery, with the vendor claiming up to 320 hours of use with lights off.
  • •It features a three-stage adjustable typing angle (approximately 5°, 7.3°, 9.7°) for ergonomic comfort.
  • •Both have tri-mode connectivity, but the AULA's longer battery life reduces charging frequency in a shared or busy office.
ProgrammingAULA F75 Ultra
  • •The AULA F75 Ultra supports VIA software, allowing for deep key remapping, layer creation, and macro programming directly in a browser.
  • •Its adjustable typing angle and Cherry profile keycaps, as noted in the vendor description, may promote longer comfortable typing sessions.
  • •While the Ajazz has a screen for status info, the AULA's VIA support offers more practical utility for coding workflows and shortcuts.
TravelAjazz AK820 Pro
  • •The Ajazz AK820 Pro is notably lighter at 810g (0.8kg) compared to the AULA F75 Ultra's 1100g.
  • •It has a slightly slimmer profile with dimensions of 40mm in height versus the AULA's 43mm.
  • •Both have wireless modes, but the lighter Ajazz is more portable for frequent movement.
ModdingAULA F75 Ultra
  • •The AULA F75 Ultra explicitly supports VIA software, offering extensive firmware-level customization for keys and lighting.
  • •Its vendor description details a five-layer sound dampening system (sandwich foam, switch pad, PET, socket pad, bottom foam) for acoustic tuning.
  • •Both are hot-swappable with 3/5-pin switches and have gasket mounts, but the AULA's documented foam stack and VIA support provide a stronger modding foundation.
Content CreationTie
  • •The Ajazz AK820 Pro's TFT screen can display time, battery status, and connectivity, useful for monitoring system stats during streams or edits.
  • •The AULA F75 Ultra's VIA software allows for creating complex macros that can streamline editing software shortcuts.
  • •Both feature south-facing RGB lighting and knobs for media control, catering to aesthetic and functional setup needs.

Frequently Asked Questions (FAQ)

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