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Head to head · Prices checked Oct 21, 2026

Keychron K2 Ultra vs MIIIW Xiaomi BlackIO 83

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 K2 Ultra

MIIIW Xiaomi BlackIO 83

  • Case material

    ABS, Aluminum

    ABS, Plastic

  • Switch options

    Clicky, Linear, Tactile

    Linear

  • Weight

    1,084 g

    788 g

  • Layout standard

    ANSI, ISO, ISO-ES, ISO-FR, ISO-IT

    ANSI

  • Keycaps

    PBT

    PC

KeebFinder scores

How we score
  • Keychron K2 Ultra
  • MIIIW Xiaomi BlackIO 83
Performance
90
81
Build quality
86
77
Productivity
94
89
Customizability
92
87
Portability
82
83

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Battery: 4,000 mAh
  • Mount style: Gasket Mount
  • QMK
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 K2 Ultra

4.0

4 owner reviews

Praise
“very compact, build quality is great, and I don't even feel any latency when using the keyboard wireless.”
AnonymousVerified buyer· via Keychron
Critique
“The only "zmk" support is from the launcher itself and its missing most of the ZMK features. For example Combos!”
Juan· via Keychron

MIIIW Xiaomi BlackIO 83

No owner reviews collected yet.

Full specs

Keychron K2 Ultra vs MIIIW Xiaomi BlackIO 83 specs

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

10 of 25 specs differ

Keychron K2 Ultra

MIIIW Xiaomi BlackIO 83

Typing & switches

Switch options

Clicky, Linear, Tactile
Linear

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
No

Layout

Layout size

75%
75%

Layout standard

ANSI, ISO, ISO-ES, ISO-FR, ISO-IT
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

8,000 Hz
—

Battery

4,000 mAh
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
ABS, Plastic

Plate material

Steel
—

Keycaps

PBT
PC

Weight

1,084 g
788 g

Dimensions

31 x 312 x 122 mm
38 x 159 x 336 mm

Backlight

RGB, south-facing
RGB

Firmware & software

QMK

Yes
Yes

VIA

Yes
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2026
2023

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
    $119Visit
  • MKUS

    In stock
    $119Visit
  • Keychron (DE)DE

    In stock
    $150Visit
  • AmazonGlobal

    Check price
    Visit
  • AmazonGlobal

    Check price
    ~$127Visit
  • WhatGeekCN

    Out of stock
    $127Visit

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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