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Head to head · Prices checked Nov 10, 2026

Ajazz AK820 Pro vs Keychron C3 ProWireless vs High-Performance Wired

Choose the Ajazz AK820 Pro for wireless flexibility and a screen, or the Keychron C3 Pro for maximum wired performance and firmware customization.

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AJAZZ AK820 Pro

4.6 (256)

$55at Epomaker

90-day low

Quick verdict

Which one should you get?

Get the

Ajazz AK820 Pro

Wireless

Build quality in the top 30% of 75% boards under $100.

If you want

  • Triple-mode connectivity (Bluetooth 5.1, 2.4GHz, wired) for flexible use.
  • Interactive 0.85-inch TFT screen for custom visuals and system info.
  • More compact and lighter 75% layout for space savings and portability.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • No numpad.

Get the

Keychron C3 Pro

High-Performance Wired

Build quality in the top 10% of 80% boards under $100.

If you want

  • High 8000 Hz polling rate for competitive gaming and low latency.
  • Full QMK and VIA firmware support for extensive programmability.
  • Detailed internal sound dampening with EVA foam, IXPE film, and a silicone pad.

Rules this board out

  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
  • No numpad.

Bottom line

Your primary need dictates the choice. If you require a single keyboard for a clean, wireless setup across multiple devices, the Ajazz AK820 Pro is the more versatile option. If your priority is peak performance for gaming or you want deep, open-source firmware customization for your workflow, the wired Keychron C3 Pro is the stronger tool. Both represent strong value with gasket mounts and hot-swap sockets.

What actually differs

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

Keychron C3 Pro

  • Layout size

    75%

    80%

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Wired

    Wireless for several devices and wired for lower latency

  • Case material

    ABS, Aluminum

    ABS, Plastic

  • Switch options

    Linear

    Clicky, Linear, Tactile

  • Knob

    Yes

    No

KeebFinder scores

How we score
  • Ajazz AK820 Pro
  • Keychron C3 Pro
Performance
77
90
Build quality
75
81
Productivity
82
91
Customizability
72
88
Portability
79
58

What they share

  • Hot-swappable
  • Mount style: Gasket Mount
  • Sound dampening
See every spec side by side

Best for

What will you mostly use it for?

The Keychron C3 Pro is the clear choice for performance-centric tasks like gaming and programming, thanks to its high polling rate and QMK support. The Ajazz AK820 Pro wins for mobile and office use with its wireless connectivity and more portable form factor. For modding, the Keychron's documented foam layers and open firmware give it an edge, while content creators might value either the Ajazz's screen or the Keychron's ergonomic angle adjustments.

For gaming

Pick the Keychron C3 Pro

  • The Keychron C3 Pro has a specified 8000 Hz polling rate for minimal input lag.
  • Its listing mentions a 1000 Hz polling rate as a standard option, which the Ajazz matches only in wired/2.4G modes.
  • The Ajazz's Bluetooth mode operates at a lower 125 Hz polling rate, as stated in its technical specs.

From real owners

What owners say

Ratings and quotes collected from verified store reviews, including the critical ones.

Ajazz AK820 Pro

4.6

256 owner reviews

Praise
“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”
David C.Verified buyer· via Epomaker
Critique
“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”
Aniruddh C.Verified buyer· via Epomaker

Keychron C3 Pro

4.8

4 owner reviews

Praise
“I was waiting a lot of time Keychron to announce a TKL, only wired and RGB North-facing RGB LED!! Especially with Hot-swappable switches and Cherry profile double-shot PBT keycaps!!”
Konstantinos K.· via Keychron

Full specs

Ajazz AK820 Pro vs Keychron C3 Pro specs

Every tracked spec, side by side. Rows marked with a dot differ between the boards.

13 of 25 specs differ

Ajazz AK820 Pro

Keychron C3 Pro

Typing & switches

Switch options

Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

75%
80%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

TFT
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Wired

Max polling rate

—
8,000 Hz

Battery

4,000 mAh
Wired only

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
ABS, Plastic

Plate material

Polycarbonate
Plastic, Steel

Keycaps

PBT
ABS, PBT

Weight

810 g
912 g

Dimensions

40 x 327 x 136 mm
21 x 365 x 138 mm

Typing angle

—
4°, 6°

Backlight

RGB, south-facing
RGB, north-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2023
2023

Where to buy

Compare prices

Live prices from the stores we track, cheapest in-stock offer first.

Prices in USD are converted to your currency and can change at any time. KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

Lowest price across stores, Amazon excluded.

FAQ

Ajazz AK820 Pro vs Keychron C3 Pro: your questions

The Keychron C3 Pro is better suited for competitive gaming. Its specified 8000 Hz polling rate minimizes input lag, a critical factor in fast-paced titles. The Ajazz AK820 Pro's maximum polling rate is 1000 Hz in its wired and 2.4GHz modes, and drops to 125 Hz in Bluetooth mode.

Yes. The Ajazz AK820 Pro vendor description states it is fully compatible with both Mac and Windows operating systems. It includes a function to switch between OS modes, which can be managed through its TFT screen interface.

Yes, the Keychron C3 Pro should work with Linux. The manufacturer states its Keychron Launcher web app, used for programming the QMK firmware, supports all operating systems and is accessible through Chrome, Edge, and Opera browsers.

Both are hot-swappable, making switch changes easy. However, the Keychron C3 Pro's listing provides more detail for modders, specifically naming its internal 3.5mm EVA acoustic foam, IXPE film, and silicone pad. Its open-source QMK firmware also offers a deeper entry point for software customization.

The Ajazz AK820 Pro has a 4000mAh battery. The vendor description states this ensures 'long and steady use', but does not provide an estimated battery life in hours. Actual runtime will depend on usage patterns, backlight brightness, and connectivity mode.

The Ajazz AK820 Pro uses OEM profile keycaps according to its technical specifications. The Keychron C3 Pro uses Cherry profile double-shot PBT keycaps, as stated by the manufacturer, which are typically lower in height.

Yes, both keyboards are hot-swappable. The Ajazz AK820 Pro supports 3-pin and 5-pin mechanical switches. The Keychron C3 Pro also supports hot-swapping with almost all 3-pin and 5-pin MX-style switches, including brands like Cherry and Gateron.

Both have sound-dampening features. The Keychron C3 Pro's description explicitly lists multiple foam layers (EVA, IXPE, silicone) and pre-lubed switches for a quieter sound. The Ajazz uses a gasket mount and flex-cut design to reduce vibration and noise, but does not detail specific foam types.

The Ajazz AK820 Pro's 0.85-inch TFT screen acts as an interactive interface. According to the vendor, it can display customizable visuals, battery status, date and time, connectivity mode, operating system, and backlight effects, providing at-a-glance information.

Yes. The Keychron C3 Pro offers three levels of adjustable typing angle: 4°, 6°, and 8.7°, as listed in its specifications. This provides ergonomic support to suit different user preferences.

The Keychron C3 Pro specifically uses 'shine-through' Cherry profile PBT keycaps to allow the north-facing RGB backlight to illuminate the legends. The Ajazz AK820 Pro uses south-facing RGB LEDs with double-shot PBT keycaps, which should also allow for shine-through effects.

Based on the listings, the Ajazz AK820 Pro includes the keyboard, three extra keycaps, a 2-in-1 switch/keycap puller, a USB cable, a 2.4GHz receiver, and a manual. The Keychron C3 Pro listing does not detail its included accessories, so a direct comparison cannot be made.

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