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Head to head · Prices checked Oct 28, 2026

Keychron K5 V2 vs Yunzii B75 Pro Max

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

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Quick verdict

Which one should you get?

Get the

Keychron K5 V2

Build quality in the top 15% of 100% boards under $100.

Rules this board out

  • Low-profile switches and keycaps only. Standard MX keycaps will not fit.
  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.

Get the

Yunzii B75 Pro Max

Battery

Build quality in the top 15% of 75% boards under $100.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
  • No numpad.

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 K5 V2

Yunzii B75 Pro Max

  • Layout size

    100%

    75%

  • Connection

    Bluetooth, Wired

    Bluetooth, 2.4 GHz, Wired

    Wireless for several devices and wired for lower latency

  • Battery

    2,000 mAh

    8,000 mAh

    A larger battery means fewer cables during the day

  • Low profile

    Yes

    No

  • Switch options

    Clicky, Linear, Tactile

    Linear

KeebFinder scores

How we score
  • Keychron K5 V2
  • Yunzii B75 Pro Max
Performance
82
84
Build quality
79
80
Productivity
80
73
Customizability
88
88
Portability
54
90

What they share

  • Hot-swappable
  • QMK
  • VIA
See every spec side by side

Full specs

Keychron K5 V2 vs Yunzii B75 Pro Max specs

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

16 of 25 specs differ

Keychron K5 V2

Yunzii B75 Pro Max

Typing & switches

Switch options

Clicky, Linear, Tactile
Linear

Hot-swappable

Yes
Yes

Mount style

PCB Mount
Gasket Mount

Low profile

Yes
No

Layout

Layout size

100%
75%

Layout standard

ANSI, ISO, ISO-DE, ISO-Nordic, ISO-SW, ISO-UK
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

2,000 mAh
8,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
—

Keycaps

ABS
PBT

Weight

732 g
993 g

Dimensions

25 x 424 x 119 mm
42 x 334 x 144 mm

Typing angle

3°
—

Backlight

RGB, north-facing
RGB, south-facing

Firmware & software

QMK

Yes
Yes

VIA

Yes
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
No

Extras

Released

2024
2025

For EU buyers

ISO layouts by store

Which stores sell ISO-DE, UK, and the other regional layouts.

Keychron K5 V2

  • Keychron

    ISO-DE, ISO-UK, ISO-Nordic, ISO-SW

    In stockShips to you

  • Keychron (DE)

    ISO-DE, ISO-UK, ISO-SW

    In stockDoes not ship to you

Yunzii B75 Pro Max

No ISO layout at the stores we track.

Where to buy

Compare prices

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

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Lowest price across stores, Amazon excluded.

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