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Compare Ajazz AK820 Pro vs Yunzii AL66 Differences Side by Side

This comparison is for buyers deciding between a feature-rich 75% layout and a premium compact 65% board. The Ajazz AK820 Pro offers a unique TFT screen and more keys, while the Yunzii AL66 provides a denser, all-aluminum construction. The decision hinges on whether you prioritize on-board information and a dedicated function row or a smaller footprint with higher-grade materials.

76
AJAZZ AK820 Pro
76
YUNZII AL66 Knob CNC Aluminum Wireless Mechanical Keyboard

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4.6 (739)
0.0 (0)
  • Has Linear switch options
  • Available in a 75% layout
  • 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
  • Has Clicky switch options
  • Available in a 65% layout
  • Includes a No display
  • Provides dedicated media keys
  • Equipped with a 4600 mAh battery
  • Weighs about 1145 g
  • Sized at 42 x 113 x 322 mm
  • Made with a Aluminum case
Scores
  • Performance: 61.2
  • Build Quality: 66.1
  • Productivity: 82.2
  • Customizability: 72.4
  • Portability: 79.1
Scores
  • Performance: 55.2
  • Build Quality: 68.5
  • Productivity: 75.8
  • Customizability: 82.5
  • Portability: 87.9
Name
Ajazz AK820 Pro
Name
Yunzii AL66
Release year
2023
Release year
2023
Switch Options
Linear
Switch Options
Clicky
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
65%
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
-
Battery capacity
4000 mAh
Battery capacity
4600 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
Aluminum
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
40 x 327 x 136 mm
Dimensions
42 x 113 x 322 mm
Weight
810g
Weight
1145g
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Pros and Trade-offs

Select the Ajazz AK820 Pro if you want a practical layout with a unique screen and strong wireless performance for general use and gaming. Opt for the Yunzii AL66 if you prioritize a premium all-metal build, extensive sound modding potential, and the most compact form factor, and are willing to adapt to a 65% layout. Your choice fundamentally comes down to layout utility versus material quality.

Ajazz AK820 Pro

  • +Features a 0.85-inch TFT screen for displaying battery, time, and connectivity status.
  • +75% layout retains function row, arrow keys, and some navigation keys.
  • +Includes a flex-cut PC plate and PCB for a softer typing feel, per the vendor description.
  • +Offers a 1k polling rate in wired and 2.4GHz modes for responsive input.
  • +Generally available at a lower price point.
  • −Case uses ABS plastic on the top, not full aluminum.
  • −Heavier than some 75% boards at 810g, though lighter than the Yunzii.
  • −Smaller 4000mAh battery compared to the Yunzii AL66.

Yunzii AL66

  • +Constructed with a full CNC machined aluminum case for a premium feel.
  • +Includes a detailed sound-dampening package with Poron and PET foams.
  • +More compact 65% layout saves desk space.
  • +Larger 4600mAh battery capacity.
  • +Available as a DIY kit/barebones option for custom builds.
  • −65% layout lacks dedicated function row and some navigation keys, requiring layer use.
  • −Significantly heavier at 1145g, reducing portability despite the smaller size.
  • −No screen for on-board information or customization.
  • −Comes with clicky switches by default, which may not be preferred by all users.

Which Keyboard Is Better for Your Needs?

The Ajazz AK820 Pro wins for tasks requiring more direct key access, like office work, programming, and gaming, thanks to its 75% layout and screen. The Yunzii AL66 is better for travel due to its smaller size and larger battery, and for modding due to its detailed foam kit and aluminum build. For content creation, the knob and wireless features make both equally viable.

GamingAjazz AK820 Pro
  • •The Ajazz AK820 Pro has a 1k polling rate in wired and 2.4GHz modes, as stated by the manufacturer.
  • •Its 75% layout retains arrow keys and some navigation keys without requiring layers.
  • •The included linear switches are a common preference for gaming.
OfficeAjazz AK820 Pro
  • •The Ajazz AK820 Pro's 75% layout includes a dedicated function row and navigation cluster for easier spreadsheet and document work.
  • •Its TFT screen can display battery status and connectivity info, useful for managing wireless use.
  • •It is generally priced lower, offering strong value for office environments.
ProgrammingAjazz AK820 Pro
  • •The Ajazz AK820 Pro's 75% layout provides direct access to punctuation and bracket keys that are often used in coding.
  • •The function row is readily available for IDE shortcuts.
  • •The linear switch option may be preferred for long typing sessions.
TravelYunzii AL66
  • •The Yunzii AL66 is a 65% layout, making it more compact than the 75% Ajazz.
  • •It has a larger 4600mAh battery compared to the Ajazz's 4000mAh, potentially offering longer wireless life.
  • •Its all-aluminum case, while heavier, is a more durable material for transport.
ModdingYunzii AL66
  • •The Yunzii AL66 listing mentions a comprehensive sound-dampening kit including Poron sandwich foam, Poron socket foam, and PET sound pads.
  • •It features a full CNC machined aluminum case, a premium starting point for builds.
  • •It is also available as a DIY kit/barebones option, according to its metadata.
Content CreationTie
  • •Both keyboards have a metal knob for controlling volume or RGB, useful for media editing.
  • •Both offer tri-mode connectivity (wired, Bluetooth, 2.4GHz) for flexible setup with multiple devices.
  • •The Ajazz's screen can show system info, while the Yunzii's side case lights add aesthetic flair for streaming setups.

Frequently Asked Questions (FAQ)

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