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Head to head · Prices checked Oct 21, 2026

Infiverse Infi75 vs Jamesdonkey A3

Get the Infiverse Infi75 for the 3,750 mAh battery. Get the Jamesdonkey A3 for hot-swappable 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.

Infiverse Infi75

Jamesdonkey A3

  • Hot-swappable

    No

    Yes

  • Battery

    3,750 mAh

    3,000 mAh

  • Case material

    Plastic

    ABS, PBT, Plastic, Polycarbonate

  • Switch options

    Linear

    Clicky, Linear, Tactile

  • Knob

    No

    Yes

KeebFinder scores

How we score
  • Infiverse Infi75
  • Jamesdonkey A3
Performance
57
62
Build quality
59
66
Productivity
45
91
Customizability
42
85
Portability
72
79

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Mount style: Gasket Mount
  • Keycaps: PBT
See every spec side by side

Full specs

Infiverse Infi75 vs Jamesdonkey A3 specs

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

16 of 24 specs differ

Infiverse Infi75

Jamesdonkey A3

Typing & switches

Switch options

Linear
Clicky, Linear, Tactile

Hot-swappable

No
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

No
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

TFT
None

Media keys

No
Yes

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
—

Battery

3,750 mAhBetter
3,000 mAh

USB-C

No
Yes

Build & materials

Case material

Plastic
ABS, PBT, Plastic, Polycarbonate

Plate material

Aluminum
Polycarbonate

Keycaps

PBT
PBT

Weight

1,100 g
1,000 g

Dimensions

46 x 321 x 140 mm
40 x 136 x 321 mm

Backlight

None
RGB

Firmware & software

N-key rollover

Yes
Yes

Mac & Windows

No
Yes

Extras

Released

2023
2022

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • VelocifireCN

    In stock
    $149Visit
  • AmazonGlobal

    Check price
    ~$149Visit
  • MechkeysCN

    In stock
    $89Visit
  • AmazonGlobal

    Check price
    ~$89Visit
  • WhatGeekCN

    Out of stock
    $89Visit

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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