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Head to head · Prices checked Oct 21, 2026

Redragon K628 Pollux vs Yunzii B75 Pro Max

Get the Yunzii B75 Pro Max for 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.

Redragon K628 Pollux

Yunzii B75 Pro Max

  • Connection

    Wired

    Bluetooth, 2.4 GHz, Wired

  • Mount style

    Bottom Mount

    Gasket Mount

  • Knob

    No

    Yes

  • Display

    None

    TFT

  • Weight

    470 g

    993 g

KeebFinder scores

How we score
  • Redragon K628 Pollux
  • Yunzii B75 Pro Max
Performance
79
83
Build quality
57
80
Productivity
62
73
Customizability
59
88
Portability
61
90

What they share

  • Layout size: 75%
  • Hot-swappable
  • Switch options: Linear
See every spec side by side

Full specs

Redragon K628 Pollux 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

Redragon K628 Pollux

Yunzii B75 Pro Max

Typing & switches

Switch options

Linear
Linear

Hot-swappable

Yes
Yes

Mount style

Bottom Mount
Gasket Mount

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
TFT

Connectivity & battery

Connection

Wired
Bluetooth, 2.4 GHz, Wired

Battery

Wired only
8,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Plastic
—

Keycaps

ABS
PBT

Weight

470 g
993 g

Dimensions

—
42 x 334 x 144 mm

Backlight

RGB
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
Yes

Extras

Released

2023
2025

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • RedragonCN

    In stock
    $42Visit
  • AmazonGlobal

    Check price
    Visit
  • YunziiCN

    In stock
    $84Visit
  • AmazonGlobal

    Check price
    Visit

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