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Compare Ajazz AK820 Pro vs Chilkey ND104 Differences Side by Side

This comparison is for buyers deciding between a highly affordable compact keyboard and a premium, full-featured full-size model. The decision is difficult because both offer triple-mode wireless, hot-swap, gasket mounts, and screens, but they target vastly different budgets and desk footprints. The Ajazz provides remarkable value in a 75% form factor, while the Chilkey justifies its higher cost with a full layout, superior programmability, and high-end construction.

76
Ajazz AK820 Pro
100
Chilkey ND104 CNC Aluminum Hotswap Wireless RGB Keyboard

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4.6 (737)
5.0 (14)
  • Released in 2023
  • Has Linear switch options
  • Available in a 75% layout
  • Built with the ANSI layout standard
  • Includes a Yes, TFT display
  • Uses a Gasket Mount mounting style
  • Equipped with a 4000 mAh battery
  • Weighs about 810 g
  • Sized at 40 x 327 x 136 mm
  • Made with a ABS, Aluminum case
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
  • Released in 2025
  • Has Clicky, Silent, Linear switch options
  • Available in a 100% layout
  • Built with the ANSI, ISO, ISO-UK layout standard
  • Includes a Yes, LCD display
  • Supports QMK firmware
  • Supports VIA configuration
  • Includes screw-in stabilizers
  • Uses a Plate Mount mounting style
  • Runs at a 1000 Hz polling rate
  • Equipped with a 8000 mAh battery
  • Sized at 34 x 438 x 140 mm
  • Made with a Aluminum case
  • Offers Yes, Rgb RGB lighting
Scores
  • Performance: 60.5
  • Build Quality: 66.2
  • Productivity: 82.3
  • Customizability: 72.6
  • Portability: 79.3
Scores
  • Performance: 82
  • Build Quality: 92
  • Productivity: 96.8
  • Customizability: 99.4
  • Portability: 64.8
Name
Ajazz AK820 Pro
Name
Chilkey ND104
Release year
2023
Release year
2025
Switch Options
Linear
Switch Options
Clicky, Silent, Linear
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
100%
Layout Standard
ANSI
Layout Standard
ANSI, ISO, ISO-UK
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Display Support
 
TFT
Display Support
 
LCD
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
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
Plate Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, South-face
Backlight
 
Rgb
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
34 x 438 x 140 mm
Weight
810g
Weight
-
*Something incorrect or missing? Please
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Pros and Trade-offs

Your budget and required layout are the primary deciding factors. For most users who need a full-size keyboard for a stationary desk and value top-tier materials, customization, and battery life, the Chilkey ND104 is worth the investment. If you prioritize saving money, desk space, or need a keyboard to carry around, the Ajazz AK820 Pro delivers an impressive set of wireless and tactile features for its price.

Ajazz AK820 Pro

  • +Extremely affordable price point for a feature-packed keyboard.
  • +Compact 75% layout saves desk space and enhances portability.
  • +Includes a 0.85-inch TFT screen for displaying battery, time, and connectivity status.
  • +Offers triple-mode connectivity (wired, 2.4GHz, Bluetooth 5.1) at a budget price.
  • +Features a gasket-mounted polycarbonate plate with flex-cut PCB for a softer typing feel.
  • −Case is constructed from ABS plastic with an aluminum top, not full aluminum.
  • −Uses plate-mounted stabilizers, which are typically less favored by modders than screw-in types.
  • −Lacks advanced programmability software like VIA or QMK support.
  • −Smaller 4000mAh battery offers less wireless runtime than the competition.

Chilkey ND104

  • +CNC-machined full aluminum case with a ball catch and magnetic connector design.
  • +Extensive programmability via VIA, QMK, and a proprietary web driver.
  • +Massive 8000mAh battery capacity for extended wireless use.
  • +Highly modular with a reconfigurable module above the numpad and a removable nav cluster storage tray.
  • +Comprehensive sound dampening with five layers of foam, including PET acoustic pads.
  • −Commands a significantly higher price point.
  • −Large full-size (104-key) layout is not portable and consumes considerable desk space.
  • −Some user reviews criticize the companion software's limitations and behavior.
  • −The vendor description notes keycaps for the reconfigurable module are not included.

Which Keyboard Is Better for Your Needs?

The Chilkey ND104 is the clear choice for users who need a full-size layout, deep software customization, and premium build for stationary use cases like office work, programming, and gaming. Its extensive modding support and productivity features are compelling. The Ajazz AK820 Pro wins for travel due to its compact size and lighter weight, offering core wireless functionality and a screen at a much lower cost, making it ideal for mobile setups or budget-conscious buyers.

GamingChilkey ND104
  • •The Chilkey ND104 has a specified 1000 Hz polling rate in wired and 2.4 GHz modes.
  • •Its full-size layout includes a dedicated numpad for gaming macros or data entry.
  • •The aluminum case may provide a more stable, premium feel during intense use.
OfficeChilkey ND104
  • •The Chilkey ND104's full 104-key layout includes a numpad, essential for data entry.
  • •It can connect to up to three devices wirelessly, according to its vendor description.
  • •The modular navigation cluster can be replaced with a storage tray for USB drives or dongles.
ProgrammingChilkey ND104
  • •The Chilkey ND104 supports VIA and QMK for deep, on-the-fly key remapping.
  • •Its full-size layout ensures all standard keys, including a nav cluster and numpad, are present.
  • •The PCB supports both ANSI and ISO layouts for regional keycap compatibility.
TravelAjazz AK820 Pro
  • •The Ajazz AK820 Pro has a compact 75% layout, saving significant space in a bag.
  • •It is lighter at 810g compared to the larger, full-size Chilkey ND104.
  • •Its smaller 327mm width is more portable than the Chilkey's 438mm width.
ModdingChilkey ND104
  • •The Chilkey ND104 explicitly supports VIA, QMK, and a web driver for firmware customization.
  • •It features five layers of sound dampening foam, including plate, switch, PET, and case foam.
  • •It includes screw-in stabilizers and offers a DIY kit/barebones option, per its listed features.
Content CreationChilkey ND104
  • •The Chilkey ND104's hot-swappable knob can control volume, media, and its screen.
  • •Its full layout with numpad is useful for timeline scrubbing and numerical shortcuts.
  • •The modular area above the numpad can be configured for extra keys or the screen and knob.

Frequently Asked Questions (FAQ)

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