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Head to head · Prices checked Oct 21, 2026

Keychron K12 Pro vs Yunzii B75 Pro Max

Get the Yunzii B75 Pro Max for the 8,000 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.

Keychron K12 Pro

Yunzii B75 Pro Max

  • Layout size

    60%

    75%

  • Connection

    Bluetooth, Wired

    Bluetooth, 2.4 GHz, Wired

  • Battery

    4,000 mAh

    8,000 mAh

  • Switch options

    Clicky, Linear, Tactile

    Linear

  • Mount style

    Tray Mount

    Gasket Mount

KeebFinder scores

How we score
  • Keychron K12 Pro
  • Yunzii B75 Pro Max
Performance
76
83
Build quality
87
80
Productivity
92
73
Customizability
96
88
Portability
89
90

What they share

  • Hot-swappable
  • QMK
  • VIA
  • Keycaps: PBT
See every spec side by side

From real owners

What owners say

Ratings and quotes collected from verified store reviews, including the critical ones.

Keychron K12 Pro

5.0

2 owner reviews

Praise
“It was my first mechanical keyboard so i don't have much experience with mechanical keyboards, but this one seems like it's really high quality and it's working perfectly. I am really happy with it.”
Artur B.Verified buyer· via Keychron

Yunzii B75 Pro Max

No owner reviews collected yet.

Full specs

Keychron K12 Pro vs Yunzii B75 Pro Max specs

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

14 of 27 specs differ

Keychron K12 Pro

Yunzii B75 Pro Max

Typing & switches

Switch options

Clicky, Linear, Tactile
Linear

Hot-swappable

Yes
Yes

Mount style

Tray Mount
Gasket Mount

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

60%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
TFT

Media keys

Yes
No

Connectivity & battery

Connection

Bluetooth, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

1,000 Hz
—

Battery

4,000 mAh
8,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum, Plastic
—

Plate material

Steel
—

Keycaps

PBT
PBT

Weight

870 g
993 g

Dimensions

36 x 299 x 108 mm
42 x 334 x 144 mm

Typing angle

12°
—

Backlight

RGB, south-facing
RGB, south-facing

Firmware & software

QMK

Yes
Yes

VIA

Yes
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
No

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.

  • AmazonGlobal

    Check price
    ~$67Visit
  • KeychronHK

    Out of stock
    $67Visit
  • Keychron (DE)DE

    Out of stock
    $133Visit
  • YunziiCN

    In stock
    $84Visit
  • AmazonGlobal

    Check price
    Visit

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