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Head to head · Prices checked Oct 21, 2026

Ajazz AK820 Pro vs Keychron K3 QMK V3

Get the Ajazz AK820 Pro for the 4,000 mAh battery. Get the Keychron K3 QMK V3 for hall effect.

AJAZZ AK820 Pro

Battery

Ajazz AK820 Pro

4.6 · 256 reviews

from$68at Epomaker

Shop nowSee all prices
Keychron K3 QMK Kabellose Mechanische Tastatur (ISO Layout) - Version 3

Hall effect

Keychron K3 QMK V3

from$84at MK

90-day low

Shop nowCompare 2 stores

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 QMK V3

  • Hall effect (magnetic)

    No

    Yes

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Bluetooth, Wired

  • Battery

    4,000 mAh

    1,550 mAh

  • Low profile

    No

    Yes

  • Switch options

    Linear

    Linear, Tactile

KeebFinder scores

How we score
  • Ajazz AK820 Pro
  • Keychron K3 QMK V3
Performance
61
85
Build quality
66
71
Productivity
82
74
Customizability
72
78
Portability
79
77

What they share

  • Layout size: 75%
  • Hot-swappable
  • Case material: ABS, Aluminum
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 QMK V3

No owner reviews collected yet.

Full specs

Ajazz AK820 Pro vs Keychron K3 QMK V3 specs

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

18 of 26 specs differ

Ajazz AK820 Pro

Keychron K3 QMK V3

Typing & switches

Switch options

Linear
Linear, Tactile

Hall effect (magnetic)

No
Yes

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Plate Mount

Low profile

No
Yes

Sound dampening

Yes
No

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI, ISO, ISO-DE, ISO-Nordic, ISO-UK

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 mAhBetter
1,550 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
ABS, Aluminum

Plate material

Polycarbonate
Aluminum

Keycaps

PBT
ABS

Weight

810 g
540 g

Dimensions

40 x 327 x 136 mm
19 x 306 x 116 mm

Backlight

RGB, south-facing
RGB, north-facing

Firmware & software

QMK

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2023
2024

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
  • MKUS

    In stock
    $84Visit
  • Keychron (DE)DE

    In stock
    $110Visit
  • AmazonGlobal

    Check price
    ~$84Visit

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