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Head to head · Prices checked Oct 21, 2026

Keychron K4 V3 vs Yunzii YZ87

Get the Yunzii YZ87 for the 5,000 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 K4 V3

Yunzii YZ87

  • Layout size

    96%

    75%

  • Connection

    Bluetooth, Wired

    Bluetooth, 2.4 GHz, Wired

  • Battery

    4,000 mAh

    5,000 mAh

  • Switch options

    Clicky, Linear, Tactile

    Clicky, Linear

  • Mount style

    Tray Mount

    Gasket Mount

KeebFinder scores

How we score
  • Keychron K4 V3
  • Yunzii YZ87
Performance
82
58
Build quality
84
47
Productivity
95
62
Customizability
96
52
Portability
54
75

What they share

  • Hot-swappable
  • Sound dampening
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 K4 V3

5.0

4 owner reviews

Praise
“I am overall extremely impressed with this keyboard! I upgraded from a Corsair K70 Luxe that I had for many years, and this feels like miles better of an experience. I am impressed how good the Banana switches are, they are a little more tactile than the…”
Nick M.Verified buyer· via Keychron

Yunzii YZ87

No owner reviews collected yet.

Full specs

Keychron K4 V3 vs Yunzii YZ87 specs

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

13 of 25 specs differ

Keychron K4 V3

Yunzii YZ87

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Linear

Hot-swappable

Yes
Yes

Mount style

Tray Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
No

Layout

Layout size

96%
75%

Layout standard

ANSI, ISO, ISO-CH, ISO-DE, ISO-Nordic, ISO-UK
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

Bluetooth, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

1,000 Hz
—

Battery

4,000 mAh
5,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

Plastic
—

Keycaps

PBT, PC
PBT

Weight

—
852 g

Dimensions

—
42 x 368 x 142 mm

Typing angle

5°
—

Backlight

RGB, south-facing
RGB, south-facing

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
Yes

Mac & Windows

Yes
No

Extras

Released

2025
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
  • AmazonGlobal

    Check price
    ~$94Visit
Yunzii YZ873 stores
  • MechkeysCN

    In stock
    $79Visit
  • AmazonGlobal

    Check price
    ~$79Visit
  • YunziiCN

    Out of stock
    $64Visit

Prices in USD are converted to your currency and can change at any time. KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

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