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Head to head · Prices checked Nov 7, 2026

Keychron K3 V3 vs K9 Max

Get the Keychron K9 Max for sound dampening.

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Quick verdict

Which one should you get?

Get the

Keychron K3 V3

Build quality in the top 10% of 75% 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.
  • No numpad.

Get the

Keychron K9 Max

Sound dampening

Build quality in the top 25% of 60% boards under $150.

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.
  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
  • Compact layout only. No function row, dedicated arrow keys, or 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 K3 V3

Keychron K9 Max

  • Layout size

    75%

    60%

  • Connection

    Bluetooth, Wired

    Bluetooth, 2.4 GHz, Wired

    Wireless for several devices and wired for lower latency

  • Case material

    ABS, Aluminum

    ABS

  • Weight

    540 g

    426 g

    Heavier boards stay planted and lighter ones travel

  • Sound dampening

    No

    Yes

KeebFinder scores

How we score
  • Keychron K3 V3
  • Keychron K9 Max
Performance
82
75
Build quality
83
75
Productivity
80
91
Customizability
89
92
Portability
77
87

What they share

  • Hot-swappable
  • Battery: 1,550 mAh
  • Low profile
  • Max polling rate: 1,000 Hz
  • Switch options: Clicky, Linear, Tactile
  • QMK
See every spec side by side

Full specs

Keychron K3 V3 vs K9 Max specs

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

10 of 27 specs differ

Keychron K3 V3

Keychron K9 Max

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

PCB Mount, Plate Mount, Top Mount
—

Low profile

Yes
Yes

Sound dampening

No
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

75%
60%

Layout standard

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

Ergonomics

Standard
Standard

Display

None
None

Media keys

Yes
Yes

Connectivity & battery

Connection

Bluetooth, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

1,000 Hz
1,000 Hz

Battery

1,550 mAh
1,550 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
ABS

Plate material

Aluminum
—

Keycaps

ABS, PBT
PBT

Weight

540 g
426 g

Dimensions

19 x 306 x 116 mm
25 x 287 x 98 mm

Typing angle

3°
3°

Backlight

RGB, north-facing
RGB, north-facing

Firmware & software

QMK

Yes
Yes

VIA

Yes
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
2025

For EU buyers

ISO layouts by store

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

Keychron K3 V3

  • 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

Keychron K9 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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