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Head to head · Prices checked Oct 23, 2026

Keychron K3 V2 vs K9 Pro

Get the Keychron K9 Pro for qmk and via.

Keychron K3 Ultra-slim Wireless Mechanical Keyboard (Version 2)

Keychron K3 V2

4.8 · 2,258 reviews

from$84at Keychron

Down 18% this month

Shop nowCompare 2 stores

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 K3 V2

Keychron K9 Pro

  • Layout size

    75%

    60%

  • Case material

    Aluminum, Plastic

    ABS, Aluminum, Plastic

  • QMK

    No

    Yes

  • VIA

    No

    Yes

  • Layout standard

    ANSI, ISO, ISO-DE, ISO-ES, ISO-Nordic, ISO-UK, JIS

    ANSI

KeebFinder scores

How we score
  • Keychron K3 V2
  • Keychron K9 Pro
Performance
62
76
Build quality
66
81
Productivity
65
74
Customizability
66
89
Portability
77
87

What they share

  • Connection: Bluetooth, Wired
  • Hot-swappable
  • Battery: 1,550 mAh
  • Low profile
  • Switch options: Clicky, Linear, Tactile
  • Mount style: Tray Mount
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 K3 V2

4.8

2,258 owner reviews

Praise
“I had a full-size mechanical keyboard before that was tking too much of deskspace. This keyboard with it's 65% size is amazing and saves quite some desk space.”
Santosh M.Verified buyer· via Keychron
Critique
“Non-rgb version feels nice, but the battery is killing the whole experience... Even with the lights turned off, i can't get the keyboard to work on battery longer than 3-4 days, which is super annoying and not making me trust into this brand. Especially if…”
Mr. A.· via Keychron

Keychron K9 Pro

5.0

1 owner reviews

Praise
“This keyboard is thin, light, and has a small footprint, making it suitable for carrying around a bit, such as between one's seat and a conference room. The keyswitches used on this keyboard are also compatible with nuphy models, allowing for customization. I…”
DMY235· via Keychron

Full specs

Keychron K3 V2 vs K9 Pro specs

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

8 of 24 specs differ

Keychron K3 V2

Keychron K9 Pro

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Tray Mount
Tray Mount

Low profile

Yes
Yes

Layout

Layout size

75%
60%

Layout standard

ANSI, ISO, ISO-DE, ISO-ES, ISO-Nordic, ISO-UK, JIS
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

Yes
Yes

Connectivity & battery

Connection

Bluetooth, Wired
Bluetooth, Wired

Max polling rate

—
1,000 Hz

Battery

1,550 mAh
1,550 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum, Plastic
ABS, Aluminum, Plastic

Keycaps

ABS
PBT

Weight

—
410 g

Dimensions

—
20 x 287 x 98 mm

Typing angle

—
3°

Backlight

RGB, north-facing
RGB, north-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

No
Yes

Mac & Windows

Yes
Yes

Extras

Released

2020
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
    $84Visit
  • Keychron (DE)DE

    In stock
    $105Visit
  • AmazonGlobal

    Check price
    ~$84Visit
  • AmazonGlobal

    Check price
    Visit
  • KeychronHK

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

    Out of stock
    $133Visit

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