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Compare Ajazz AK870 vs Yunzii B75 Pro Differences Side by Side

This comparison is for buyers deciding between two popular, feature-rich 75-80% wireless mechanical keyboards. The choice is difficult because both offer tri-mode connectivity, gasket mounts, hot-swappable PCBs, and sound-dampening features. The primary trade-off is between the Ajazz's unique TFT screen for customization and the Yunzii's explicitly stated high-performance 4000Hz polling rate for gaming responsiveness.

72
Ajazz AK870 Tri-Mode Wireless Mechanical Keyboard
75
YUNZII B75 Pro Wireless Mechanical Keyboard - ISO Layout

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4.8 (5)
0.0 (0)
  • Has Linear switch options
  • Available in a 80% layout
  • Built with the ANSI layout standard
  • Includes a Yes, TFT display
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Weighs about 970 g
  • Sized at 21 x 370 x 148 mm
  • Made with a ABS case
  • Features PBT keycaps
  • Has Linear, Clicky, Tactile switch options
  • Available in a 75% layout
  • Built with the ISO, ANSI, Dvorak layout standard
  • Includes a No display
  • Provides dedicated media keys
  • Features N-key rollover
  • Includes screw-in stabilizers
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless, connectivity
  • Runs at a 4000 Hz polling rate
  • Weighs about 937 g
  • Sized at 42 x 334 x 144 mm
  • Made with a Plastic case
  • Features PBT, PC keycaps
Scores
  • Performance: 52.4
  • Build Quality: 60.8
  • Productivity: 87.2
  • Customizability: 78.6
  • Portability: 77.3
Scores
  • Performance: 75
  • Build Quality: 60.8
  • Productivity: 91.2
  • Customizability: 78.9
  • Portability: 80.5
Name
Ajazz AK870
Name
Yunzii B75 Pro
Release year
2024
Release year
2024
Switch Options
Linear
Switch Options
Linear, Clicky, Tactile
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
80%
Layout Size
75%
Layout Standard
ANSI
Layout Standard
ISO, ANSI, Dvorak
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
4000 Hz
Battery capacity
4000 mAh
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
 
Rgb, South-face
Backlight
 
Rgb, South-face
Case Colors
Case Colors
Case Material
ABS
Case Material
Plastic
Keycaps Material
PBT
Keycaps Material
PBT, PC
Dimensions
21 x 370 x 148 mm
Dimensions
42 x 334 x 144 mm
Weight
970g
Weight
937g
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Pros and Trade-offs

Your priority should guide this choice. For a visually distinctive setup with deep sound modding potential and a functional screen, the Ajazz AK870 is the compelling option. If your main concern is gaming performance with the lowest possible latency, and you prefer a more compact layout, the Yunzii B75 Pro's 4000Hz polling rate makes it the better pick. Both are competent, versatile keyboards for the price.

Ajazz AK870

  • +Features a customizable 1.06-inch TFT color screen for info and GIFs.
  • +Detailed 5-layer filling gasket structure with sound-absorbing materials.
  • +Includes a single-key slotted PCB and slotted PC positioning plate.
  • +Offers a choice between a screen module or three extra keys.
  • +Has a highly rated user review score based on vendor page feedback.
  • −Uses an ABS case, which may feel less premium than metal alternatives.
  • −Lacks an explicitly stated high polling rate for competitive gaming.
  • −The screen module may not be useful for all users.

Yunzii B75 Pro

  • +Explicitly lists a 4000Hz polling rate for high-performance gaming.
  • +Includes N-key rollover for accurate multi-key input.
  • +Offers a choice of linear, tactile, and clicky switch types.
  • +Comes with screw-in stabilizers for better modding stability.
  • +Supports both ANSI and ISO layout standards.
  • −No screen or display feature is present.
  • −User reviews are not available in the provided metadata for verification.
  • −The case material is not specified in the provided details.

Which Keyboard Is Better for Your Needs?

The Yunzii B75 Pro takes a clear lead for gaming due to its high polling rate, while the Ajazz AK870 is stronger for modding and visual customization. For office use and general productivity, they are closely matched, sharing core wireless and ergonomic features. Travelers might prefer the Yunzii's slightly more compact form factor, whereas programmers and content creators may value the Ajazz's additional keys and customizable display.

GamingYunzii B75 Pro
  • •The Yunzii B75 Pro lists a 4000Hz polling rate for lower latency.
  • •It includes N-key rollover for accurate simultaneous key presses.
  • •Its 75% layout is slightly more compact than the AK870's 80% design.
OfficeTie
  • •Both offer tri-mode wireless (Bluetooth, 2.4GHz, wired) for multi-device use.
  • •Both have Mac and Windows support.
  • •Both include a volume knob for quick adjustments.
ProgrammingAjazz AK870
  • •The Ajazz AK870's 80% layout retains more navigation keys.
  • •The customizable screen can display system info like time and battery.
  • •Its vendor description mentions programmable software for macros.
TravelYunzii B75 Pro
  • •The Yunzii B75 Pro has a slightly smaller footprint (334mm vs 370mm).
  • •It is marginally lighter (937g vs 970g).
  • •Both have the same 4000mAh battery capacity.
ModdingAjazz AK870
  • •The Ajazz AK870's vendor page details a 5-layer filling gasket structure with specific sound-absorbing materials.
  • •It features a single-key slotted PCB and slotted PC positioning plate.
  • •Both keyboards are hot-swappable and support screw-in stabilizers.
Content CreationAjazz AK870
  • •The Ajazz AK870's screen can display custom GIF animations for personalization.
  • •Its vendor description highlights RGB Music Rhythm backlighting effects.
  • •The programmable knob and software offer control over media and lighting.

Frequently Asked Questions (FAQ)

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