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

Head to head · Prices checked Oct 30, 2026

Keychron V2 Max vs Xinmeng A66

Get the Keychron V2 Max for qmk. Get the Xinmeng A66 for the 4,600 mAh battery.

KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

Quick verdict

Which one should you get?

Get the

Keychron V2 Max

QMK

Build quality in the top 10% of 65% boards under $100.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.

Get the

Xinmeng A66

Battery

Build quality in the bottom 45% of 65% boards under $100.

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.

Keychron V2 Max

Xinmeng A66

  • Battery

    4,000 mAh

    4,600 mAh

    A larger battery means fewer cables during the day

  • Case material

    ABS, Plastic

    Aluminum

  • Mount style

    Gasket Mount, Plate Mount

    Gasket Mount

  • Weight

    696 g

    1,800 g

    Heavier boards stay planted and lighter ones travel

  • QMK

    Yes

    No

    The deep option when you want to remap every key

KeebFinder scores

How we score
  • Keychron V2 Max
  • Xinmeng A66
Performance
79
40
Build quality
86
62
Productivity
95
65
Customizability
99
66
Portability
89
88

What they share

  • Layout size: 65%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Knob
See every spec side by side

Full specs

Keychron V2 Max vs Xinmeng A66 specs

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

14 of 27 specs differ

Keychron V2 Max

Xinmeng A66

Typing & switches

Switch options

Clicky, Linear, Tactile
—

Hot-swappable

Yes
Yes

Mount style

Gasket Mount, Plate Mount
Gasket Mount

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

65%
65%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

1,000 Hz
—

Battery

4,000 mAh
4,600 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

ABS, Plastic
Aluminum

Plate material

Polycarbonate
FR4, Plastic

Keycaps

PBT
—

Weight

696 g
1,800 g

Dimensions

23 x 123 x 330 mm
20 x 113 x 322 mm

Typing angle

4°
—

Backlight

RGB, south-facing
None

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2024
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.

Xinmeng A663 stores

Still torn?

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