Ajazz AK820 Pro vs AK870 PlusCompact 75% vs TKL with Big Battery
Choose the AK820 Pro for a compact, lighter desk setup, or the AK870 Plus for a larger layout and significantly longer battery life.
Which one should you get?
Get the
Ajazz AK820 Pro
Compact 75%
- More compact 75% layout saves considerable desk space.
- Lighter weight at 810 grams and smaller overall dimensions.
- Case construction uses a combination of ABS and aluminum.
- Smaller 4000mAh battery compared to the AK870 Plus.
- Lacks the dedicated navigation cluster of a TKL layout.
- The 0.85-inch TFT screen is smaller than the competitor's LCD.
Get the
Ajazz AK870 Plus
TKL with Big Battery
- Massive 8000mAh battery promises very long wireless usage.
- Larger 80% (TKL) layout includes function row and navigation keys.
- Features a larger 1.06-inch LCD display.
- Significantly larger, heavier, and less portable at 1250 grams.
- Case material is listed as ABS plastic only, without aluminum.
- Currently appears to be out of stock and has no available review score.
Your primary need dictates the choice. If your desk is small, you travel, or you prioritize a lighter build with some metal, the Ajazz AK820 Pro is the clear pick. If you never want to worry about battery life, prefer a larger TKL layout with more dedicated keys, and don't mind the extra size and weight, the Ajazz AK870 Plus is the better investment for a stationary setup. Consider current availability, as the AK870 Plus was listed as out of stock.
The differences that matter
Skip the 40-row spec sheet. These are the specs that change how each board feels, sounds, and fits your desk.
Ajazz AK820 Pro
Ajazz AK870 Plus
Layout size
75%
80%
Battery
4,000 mAh
8,000 mAh
Case material
ABS, Aluminum
ABS
Knob
Yes
No
Display
TFT
LCD
- Ajazz AK820 Pro
- Ajazz AK870 Plus
- Performance
- 6164
- Build quality
- 6668
- Productivity
- 8279
- Customizability
- 7270
- Portability
- 7987
- Connection: Bluetooth, 2.4 GHz, Wired
- Hot-swappable
- Switch options: Linear
- Mount style: Gasket Mount
- Sound dampening
- Keycaps: PBT
What will you mostly use it for?
The AK870 Plus is the stronger choice for stationary, productivity-focused tasks like office work, programming, and content creation, thanks to its larger layout and exceptional battery life. The AK820 Pro excels in space-constrained environments, for gaming, and for travel due to its compact form factor and lighter weight. For keyboard modders, both offer a similarly capable foundation with gasket mounts and hot-swap sockets.
Pick the Ajazz AK820 Pro
- The AK820 Pro's 1kHz polling rate in wired and 2.4GHz modes is explicitly stated for responsive gameplay.
- Its lighter weight (810g) and more compact 75% layout free up more desk space for mouse movement.
- The vendor description notes N-Key Rollover (NKRO) support for simultaneous key presses.
What owners say
Ratings and quotes collected from verified store reviews, including the critical ones.
Ajazz AK820 Pro
256 owner reviews
“It's a nice keyboard, has a nice sound when typing. I like the dedicated volume know and it's easy to load gifs onto the little screen using the ajazz software”
“So recently i started to notice my w key stop completely and have to press again and again for the input, please can you assist me in this matter”
Ajazz AK870 Plus
No owner reviews collected yet.
Ajazz AK820 Pro vs AK870 Plus specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
9 of 21 specs differ
Ajazz AK820 Pro
Ajazz AK870 Plus
Switch options
Hot-swappable
Mount style
Sound dampening
Layout size
Layout standard
Ergonomics
Knob
Display
Connection
Battery
USB-C
Case material
Plate material
Keycaps
Weight
Dimensions
Backlight
N-key rollover
Mac & Windows
Released
Compare prices
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Ajazz AK820 Pro vs AK870 Plus: your questions
The Ajazz AK870 Plus has a significantly larger 8000mAh battery, which is double the 4000mAh capacity of the AK820 Pro. According to the manufacturer, this upgrade provides much longer usage between charges for the AK870 Plus.
Yes, the AK870 Plus is considerably heavier. It weighs 1250 grams (1.25kg), while the AK820 Pro weighs 810 grams. The AK870 Plus is also larger in every dimension, making it a much less portable keyboard.
The AK820 Pro uses a 75% layout, which condenses the keyboard by removing the function row and navigation cluster into layers. The AK870 Plus uses an 80% or TKL layout, which retains the function row, arrow keys, and a dedicated navigation cluster for more direct key access.
Yes, both keyboards are listed with hot-swappable sockets. The AK820 Pro vendor page specifies compatibility with 3-pin and 5-pin mechanical switches, allowing for a wide range of aftermarket switch options.
The Ajazz AK870 Plus has a larger screen. Its specifications list a 1.06-inch LCD display, while the AK820 Pro has a 0.85-inch TFT screen. The type and size difference may affect the clarity and amount of information displayed.
Both keyboards use PBT plastic for their keycaps, which is a durable material resistant to shine from oils. The AK870 Plus vendor description specifically mentions the keycaps use a two-color injection molding technique.
According to the vendor description for the AK870 Plus, it supports Bluetooth connectivity and is compatible with iOS and Android operating systems in addition to Windows and MacOS. This makes it suitable for pairing with mobile devices.
Both the Ajazz AK820 Pro and AK870 Plus use a gasket mount design. This mounting style uses rubber or silicone gaskets to isolate the plate from the case, aiming to reduce vibration and create a softer typing feel.
Yes, the technical specifications from the vendor list the AK820 Pro as having 81 keys, 1 metal knob, and 1 glass screen. The knob is typically used for volume control or scrolling.
The Ajazz AK820 Pro is better for a small desk. Its 75% layout measures 327 x 136 mm, which is significantly more compact than the 420 x 190 mm footprint of the AK870 Plus TKL. The smaller size frees up valuable space for your mouse and other items.
The manufacturer describes the AK870 Plus as having a non-preloading structural design with five layers of sound-absorbing materials within its gasket mount. This is intended to reduce keyboard cavity noise for a cleaner typing sound, a feature not explicitly detailed for the AK820 Pro.
Polling rate information is only explicitly provided for the AK820 Pro, which lists a 1000Hz (1kHz) rate in wired and 2.4GHz modes, and 125Hz in Bluetooth mode. The polling rate for the AK870 Plus is not stated in the provided specifications.
Not sold on either?
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