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Head to head · Prices checked Oct 23, 2026

Keychron K8 Max vs Yunzii B87

Get the Keychron K8 Max for screw-in stabilizers.

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 K8 Max

Yunzii B87

  • Case material

    ABS, Aluminum, Steel

    ABS

  • Mount style

    PCB Mount, Plate Mount

    Gasket Mount

  • Weight

    1,308 g

    1,128 g

  • Layout standard

    ANSI, ISO, ISO-CH, ISO-DE, ISO-SW, ISO-UK

    ANSI

  • Screw-in stabilizers

    Yes

    No

KeebFinder scores

How we score
  • Keychron K8 Max
  • Yunzii B87
Performance
82
82
Build quality
88
77
Productivity
95
89
Customizability
91
86
Portability
73
73

What they share

  • Layout size: 80%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Battery: 4,000 mAh
  • Max polling rate: 1,000 Hz
  • Switch options: Clicky, Linear, Tactile
See every spec side by side

Full specs

Keychron K8 Max vs Yunzii B87 specs

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

7 of 26 specs differ

Keychron K8 Max

Yunzii B87

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

PCB Mount, Plate Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
No

Layout

Layout size

80%
80%

Layout standard

ANSI, ISO, ISO-CH, ISO-DE, ISO-SW, ISO-UK
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
1,000 Hz

Battery

4,000 mAh
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum, Steel
ABS

Plate material

Steel
—

Keycaps

PBT
PBT

Weight

1,308 g
1,128 g

Dimensions

43 x 359 x 129 mm
46 x 147 x 373 mm

Typing angle

11°, 3°
—

Backlight

RGB, south-facing
RGB, south-facing

Firmware & software

QMK

Yes
Yes

VIA

Yes
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
2024

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • KeychronHK

    In stock
    $94Visit
  • MKUS

    In stock
    $124Visit
  • Keychron (DE)DE

    In stock
    $130Visit
  • AmazonGlobal

    Check price
    Visit
Yunzii B872 stores
  • YunziiCN

    In stock
    $89Visit
  • AmazonGlobal

    Check price
    Visit

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