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Head to head · Prices checked Oct 21, 2026

Apos OLKB Preonic vs Yunzii B75 Pro Max

Get the Yunzii B75 Pro Max for hot-swappable and via.

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.

Apos OLKB Preonic

Yunzii B75 Pro Max

  • Connection

    Wired

    Bluetooth, 2.4 GHz, Wired

  • Hot-swappable

    No

    Yes

  • Ergonomics

    Ortholinear

    Standard

  • Display

    None

    TFT

  • VIA

    No

    Yes

KeebFinder scores

How we score
  • Apos OLKB Preonic
  • Yunzii B75 Pro Max
Performance
61
83
Build quality
68
80
Productivity
56
73
Customizability
75
88
Portability
40
90

What they share

  • Knob
  • QMK
  • Keycaps: PBT
See every spec side by side

Full specs

Apos OLKB Preonic vs Yunzii B75 Pro Max specs

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

10 of 20 specs differ

Apos OLKB Preonic

Yunzii B75 Pro Max

Typing & switches

Switch options

—
Linear

Hot-swappable

No
Yes

Mount style

—
Gasket Mount

Layout

Layout size

—
75%

Layout standard

Colemak
ANSI

Ergonomics

Ortholinear
Standard

Knob

Yes
Yes

Display

None
TFT

Connectivity & battery

Connection

Wired
Bluetooth, 2.4 GHz, Wired

Battery

Wired only
8,000 mAh

USB-C

No
Yes

Build & materials

Case material

Acrylic, Aluminum
—

Keycaps

PBT
PBT

Weight

—
993 g

Dimensions

—
42 x 334 x 144 mm

Backlight

RGB
RGB, south-facing

Firmware & software

QMK

Yes
Yes

VIA

No
Yes

N-key rollover

No
Yes

Extras

Released

2026
2025

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • AposUS

    In stock
    $25Visit
  • AmazonGlobal

    Check price
    ~$100Visit
  • YunziiCN

    In stock
    $84Visit
  • AmazonGlobal

    Check price
    Visit

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