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Head to head · Prices checked Oct 21, 2026

Ajazz AK820 Pro vs Keychron K3 V2

Get the Ajazz AK820 Pro for the 4,000 mAh battery.

AJAZZ AK820 Pro

Battery

Ajazz AK820 Pro

4.6 · 256 reviews

from$68at Epomaker

Shop nowSee all prices
Keychron K3 Ultra-slim Wireless Mechanical Keyboard (Version 2)

Keychron K3 V2

4.8 · 2,258 reviews

from$105at Keychron (DE)

Shop nowSee 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 K3 V2

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Bluetooth, Wired

  • Battery

    4,000 mAh

    1,550 mAh

  • Low profile

    No

    Yes

  • Case material

    ABS, Aluminum

    Aluminum, Plastic

  • Switch options

    Linear

    Clicky, Linear, Tactile

KeebFinder scores

How we score
  • Ajazz AK820 Pro
  • Keychron K3 V2
Performance
61
63
Build quality
66
65
Productivity
82
65
Customizability
72
68
Portability
79
80

What they share

  • Layout size: 75%
  • Hot-swappable
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 K3 V2

4.8

2,258 owner reviews

Praise
“I had a full-size mechanical keyboard before that was tking too much of deskspace. This keyboard with it's 65% size is amazing and saves quite some desk space.”
Santosh M.Verified buyer· via Keychron
Critique
“Non-rgb version feels nice, but the battery is killing the whole experience... Even with the lights turned off, i can't get the keyboard to work on battery longer than 3-4 days, which is super annoying and not making me trust into this brand. Especially if…”
Mr. A.· via Keychron

Full specs

Ajazz AK820 Pro vs Keychron K3 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 K3 V2

Typing & switches

Switch options

Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Tray Mount

Low profile

No
Yes

Sound dampening

Yes
No

Layout

Layout size

75%
75%

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

Battery

4,000 mAhBetter
1,550 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
Aluminum, Plastic

Plate material

Polycarbonate
—

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
  • Keychron (DE)DE

    In stock
    $105Visit
  • AmazonGlobal

    Check price
    ~$105Visit
  • KeychronHK

    Out of stock
    $64Visit

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