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Head to head · Prices checked Oct 21, 2026

Ajazz K620T V2 vs Keychron V4 Max

Get the Ajazz K620T V2 for the 4,400 mAh battery.

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 K620T V2

Keychron V4 Max

  • Connection

    Bluetooth, Wired

    Bluetooth, 2.4 GHz, Wired

  • Battery

    4,400 mAh

    4,000 mAh

  • Case material

    Aluminum

    ABS, Plastic

  • Switch options

    Clicky

    Clicky, Linear, Tactile

  • Weight

    850 g

    645 g

KeebFinder scores

How we score
  • Ajazz K620T V2
  • Keychron V4 Max
Performance
73
79
Build quality
61
86
Productivity
67
95
Customizability
70
96
Portability
89
88

What they share

  • Layout size: 60%
  • Hot-swappable
  • Knob
  • Keycaps: PBT
See every spec side by side

Full specs

Ajazz K620T V2 vs Keychron V4 Max specs

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

11 of 26 specs differ

Ajazz K620T V2

Keychron V4 Max

Typing & switches

Switch options

Clicky
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

—
Gasket Mount

Sound dampening

No
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

60%
60%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

None
None

Connectivity & battery

Connection

Bluetooth, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

—
1,000 Hz

Battery

4,400 mAhBetter
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
ABS, Plastic

Plate material

—
Polycarbonate, Steel

Keycaps

PBT
PBT

Weight

850 g
645 g

Dimensions

40 x 299 x 138 mm
28 x 123 x 305 mm

Typing angle

—
4°

Backlight

RGB
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
2024

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • AmazonGlobal

    Check price
    ~$69Visit
  • WhatGeekCN

    Out of stock
    $69Visit
  • KeychronHK

    In stock
    $84Visit
  • AmazonGlobal

    Check price
    ~$84Visit
  • Keychron (DE)DE

    Out of stock
    $115Visit

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.

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