Not sure which keyboard to choose? Try the Keyboard Finder now!

Head to head · Prices checked Oct 21, 2026

Ajazz AK820 Pro vs Keychron K4 V2

AJAZZ AK820 Pro

Ajazz AK820 Pro

4.6 · 256 reviews

from$68at Epomaker

Shop nowSee all prices
Keychron K4 Kabellose Mechanische Tastatur (German ISO-DE Layout) - Version 2

Keychron K4 V2

4.8 · 1,198 reviews

from$59

90-day low

Check priceSee all prices

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 K4 V2

  • Layout size

    75%

    96%

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Bluetooth, Wired

  • Case material

    ABS, Aluminum

    ABS, Aluminum, Plastic

  • Switch options

    Linear

    Clicky, Linear, Tactile

  • Mount style

    Gasket Mount

    Plate Mount, Tray Mount

KeebFinder scores

How we score
  • Ajazz AK820 Pro
  • Keychron K4 V2
Performance
61
64
Build quality
66
70
Productivity
82
67
Customizability
72
70
Portability
79
55

What they share

  • Hot-swappable
  • Battery: 4,000 mAh
See every spec side by side

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 K4 V2

4.8

1,198 owner reviews

Praise
“I'm a do it yourself pc builders and the ketron is perfect. I can do wired for my work Mac and back to windows for my gaming PC. Easy buy, easy typing. Love it.”
Gerald W.Verified buyer· via Keychron

Full specs

Ajazz AK820 Pro vs Keychron K4 V2 specs

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

15 of 23 specs differ

Ajazz AK820 Pro

Keychron K4 V2

Typing & switches

Switch options

Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Plate Mount, Tray Mount

Sound dampening

Yes
No

Layout

Layout size

75%
96%

Layout standard

ANSI
ANSI, ISO, ISO-DE, ISO-ES, ISO-Nordic, ISO-UK, JIS

Ergonomics

Standard
Standard

Knob

Yes
No

Display

TFT
None

Media keys

No
Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, Wired

Max polling rate

—
1,000 Hz

Battery

4,000 mAh
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
ABS, Aluminum, Plastic

Plate material

Polycarbonate
Aluminum, Plastic

Keycaps

PBT
ABS

Weight

810 g
—

Dimensions

40 x 327 x 136 mm
—

Backlight

RGB, south-facing
RGB, north-facing

Firmware & software

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2023
2020

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • EpomakerUS

    In stock
    $68Visit
  • AmazonGlobal

    Check price
    Visit
  • MechkeysCN

    Out of stock
    $65Visit
  • WhatGeekCN

    Out of stock
    $67Visit
  • AmazonGlobal

    Check price
    ~$59Visit
  • KeychronHK

    Out of stock
    $59Visit
  • MKUS

    Out of stock
    $92Visit
  • Keychron (DE)DE

    Out of stock
    $101Visit

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.

Still torn?

Answer a few quick questions and the keyboard finder ranks 2,000+ boards by how you will actually use yours.