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Head to head · Prices checked Oct 21, 2026

Nuphy Halo75 V2 vs Xinmeng A66

Get the Xinmeng A66 for the 4,600 mAh battery and knob.

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.

Nuphy Halo75 V2

Xinmeng A66

  • Layout size

    75%

    65%

  • Battery

    4,000 mAh

    4,600 mAh

  • Case material

    ABS, Aluminum

    Aluminum

  • Knob

    No

    Yes

  • Weight

    1,020 g

    1,800 g

KeebFinder scores

How we score
  • Nuphy Halo75 V2
  • Xinmeng A66
Performance
80
40
Build quality
81
63
Productivity
88
65
Customizability
89
66
Portability
81
88

What they share

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

Full specs

Nuphy Halo75 V2 vs Xinmeng A66 specs

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

14 of 26 specs differ

Nuphy Halo75 V2

Xinmeng A66

Typing & switches

Switch options

Mechanical
—

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
No

Layout

Layout size

75%
65%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

No
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, Aluminum
Aluminum

Plate material

POM
FR4, Plastic

Keycaps

PBT
—

Weight

1,020 g
1,800 g

Dimensions

33 x 320 x 135 mm
20 x 113 x 322 mm

Typing angle

9°
—

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.

Lowest price across stores, Amazon excluded.

  • NuphyUS

    In stock
    $126Visit
  • AmazonGlobal

    Check price
    ~$126Visit
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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