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Compare Ajazz AK820 Pro vs Redragon EISA K686 Pro Differences Side by Side

This comparison is for buyers deciding between two popular wireless gasket-mounted keyboards at a similar price. The Ajazz AK820 Pro offers a 75% layout with a TFT screen and lighter build, while the Redragon EISA K686 Pro provides a 96% layout with more keys in a heavier chassis. The decision hinges on whether you prioritize desk space savings and a unique interactive display or need dedicated navigation and numpad keys for data entry.

76
Ajazz AK820 Pro
71
EISA K686 PRO

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4.6 (737)
0.0 (0)
  • Released in 2023
  • Available in a 75% layout
  • Includes a Yes, TFT display
  • Features N-key rollover
  • Equipped with a 4000 mAh battery
  • Weighs about 810 g
  • Sized at 40 x 327 x 136 mm
  • Made with a ABS, Aluminum case
  • Released in 2024
  • Available in a 90% layout
  • Includes a No display
  • Weighs about 1060 g
  • Sized at 90 x 430 x 90 mm
  • Made with a Plastic case
Scores
  • Performance: 60.5
  • Build Quality: 66.2
  • Productivity: 82.2
  • Customizability: 72.5
  • Portability: 79.2
Scores
  • Performance: 65.4
  • Build Quality: 63.2
  • Productivity: 82.9
  • Customizability: 66.9
  • Portability: 51.7
Name
Ajazz AK820 Pro
Name
Redragon EISA K686 Pro
Release year
2023
Release year
2024
Switch Options
Linear
Switch Options
Linear
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
90%
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
-
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
Plastic
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
40 x 327 x 136 mm
Dimensions
90 x 430 x 90 mm
Weight
810g
Weight
1060g
*Something incorrect or missing? Please
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Pros and Trade-offs

Your primary need dictates the choice. If you value maximum portability, a unique interactive screen, and a lighter build with detailed modding specs, the Ajazz AK820 Pro is the clear pick. If your work requires a numpad, dedicated media controls, and you prefer a more substantial keyboard on your desk, the Redragon EISA K686 Pro is the better tool. Both offer excellent core features like gasket mounts and hot-swap sockets at a competitive price.

Ajazz AK820 Pro

  • +Includes a customizable 0.85-inch TFT screen for displaying system info and settings.
  • +Lighter weight (810g) and more compact 75% footprint for portability and desk space.
  • +Confirmed 1k Hz polling rate in wired and 2.4GHz modes for responsive input.
  • +Combination ABS and aluminum case construction with a polycarbonate plate.
  • +Comes with a 4000mAh battery and includes three extra keycaps and a 2-in-1 puller.
  • −Lacks a dedicated numpad and some navigation keys found on larger layouts.
  • −The vendor description notes pre-orders may ship in 4-5 weeks, indicating potential wait times.
  • −Bluetooth mode operates at a lower 125 Hz polling rate compared to its other modes.

Redragon EISA K686 Pro

  • +96% layout provides a numpad and navigation cluster in a space-saving form factor.
  • +Includes a dedicated control knob for media and backlight adjustment.
  • +Vendor description mentions specific sound-dampening materials like a 3.5mm PO pad and two foams.
  • +Package includes four spare switches in addition to a keycap and switch puller.
  • −Heavier (1060g) and larger overall dimensions, making it less portable.
  • −Case material is listed as plastic, without mention of metal components.
  • −No battery capacity is specified in the available product information.

Which Keyboard Is Better for Your Needs?

The Ajazz AK820 Pro wins for travel and modding due to its lighter weight, smaller size, and detailed construction specs like its polycarbonate plate. The Redragon EISA K686 Pro is better suited for office work and content creation where its numpad and dedicated media knob add tangible utility. For gaming and programming, the choice is more nuanced, leaning towards the Ajazz for its confirmed high polling rate and space-saving design, while the Redragon offers key-layout advantages for certain workflows.

GamingAjazz AK820 Pro
  • •The Ajazz AK820 Pro has a confirmed 1k Hz polling rate in wired and 2.4GHz modes, which the Redragon's listing does not specify.
  • •Its lighter weight (810g vs 1060g) and smaller 75% footprint free up more desk space for mouse movement.
  • •It includes N-Key Rollover support for simultaneous key presses.
OfficeRedragon EISA K686 Pro
  • •The Redragon EISA K686 Pro's 96% layout includes a full numpad, essential for frequent data entry.
  • •Its larger, heavier build may feel more stable on a desk during long typing sessions.
  • •Both offer tri-mode connectivity (Bluetooth, 2.4GHz, wired) for flexible device switching.
ProgrammingTie
  • •The Ajazz's 75% layout is compact but retains arrow and function keys, saving desk space.
  • •The Redragon's 96% layout offers dedicated navigation keys (like Home, End) which can be useful for coding.
  • •Both are hot-swappable and have gasket mounts for a customizable typing feel.
TravelAjazz AK820 Pro
  • •The Ajazz AK820 Pro is significantly lighter at 810g compared to the Redragon's 1060g.
  • •Its dimensions (327 x 136 mm) are much smaller than the Redragon's (430 x 90 mm), making it easier to pack.
  • •It includes a 4000mAh battery for wireless use, a spec not provided for the Redragon model.
ModdingAjazz AK820 Pro
  • •The Ajazz AK820 Pro features a polycarbonate plate and a flex-cut PCB and plate, as stated by the vendor.
  • •Its case uses a combination of ABS and aluminum materials, while the Redragon's case is listed as plastic.
  • •Both support hot-swapping for 3-pin and 5-pin switches.
Content CreationRedragon EISA K686 Pro
  • •The Redragon EISA K686 Pro's dedicated knob can control media playback and volume, as mentioned in its description.
  • •Its 96% layout provides quick access to number keys for timeline scrubbing without a separate numpad.
  • •Both keyboards include software support for macro programming, useful for shortcut keys.

Frequently Asked Questions (FAQ)

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