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Head to head · Prices checked Oct 21, 2026

Akko 5075B Plus vs Xinmeng A66

Get the Akko 5075B Plus for sound dampening. Get the Xinmeng A66 for the 4,600 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.

Akko 5075B Plus

Xinmeng A66

  • Layout size

    75%

    65%

  • Battery

    3,000 mAh

    4,600 mAh

  • Case material

    ABS, Plastic, Silicone

    Aluminum

  • Weight

    1,500 g

    1,800 g

  • Sound dampening

    Yes

    No

KeebFinder scores

How we score
  • Akko 5075B Plus
  • Xinmeng A66
Performance
79
40
Build quality
73
63
Productivity
92
65
Customizability
75
66
Portability
81
88

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Mount style: Gasket Mount
  • Knob
See every spec side by side

Full specs

Akko 5075B Plus vs Xinmeng A66 specs

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

11 of 23 specs differ

Akko 5075B Plus

Xinmeng A66

Typing & switches

Switch options

Clicky, Linear
—

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

75%
65%

Layout standard

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

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

None
None

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
—

Battery

3,000 mAh
4,600 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

ABS, Plastic, Silicone
Aluminum

Plate material

Polycarbonate
FR4, Plastic

Keycaps

PBT
—

Weight

1,500 g
1,800 g

Dimensions

42 x 146 x 335 mm
20 x 113 x 322 mm

Backlight

RGB, south-facing
None

Firmware & software

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2023
2023

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
    Visit
  • MKUS

    Out of stock
    $85Visit
  • WhatGeekCN

    Out of stock
    $99Visit
Xinmeng A663 stores
  • MechkeysCN

    In stock
    $79Visit
  • AmazonGlobal

    Check price
    ~$79Visit
  • WhatGeekCN

    Out of stock
    $129Visit

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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