Head to head · Prices checked Nov 7, 2026

Fiio KB3 vs Keychron K6 Pro

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Fiio KB3

No reviews

from$154at Mechkeys

Compare 3 stores

Keychron K6 Pro

4.4 (8)4.4 · 8 reviews

from$67at Keychron

Compare 4 stores

Quick verdict

Which one should you get?

Get the

Fiio KB3

Build quality in the bottom 25% of Numpad boards under $200.

Rules this board out

No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
Numpad only. This is not a full keyboard.

$154 at Mechkeys

Get the

Keychron K6 Pro

Build quality in the top 5% of 65% boards under $100.

Rules this board out

South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
65% layout. No function row and no numpad.

$67 at Keychron

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.

Fiio KB3

Keychron K6 Pro

Layout size
Numpad
65%
Connection
Wired, Bluetooth
Bluetooth, Wired
Wireless for several devices and wired for lower latency
Case material
Metal, Plastic
ABS, Aluminum, Plastic
Switch options
Linear, Tactile
Clicky, Linear, Tactile
Mount style
Gasket Mount
PCB Mount, Tray Mount

KeebFinder scores

How we score

Fiio KB3
Keychron K6 Pro

Performance: 45
74
Build quality: 51
89
Productivity: 60
91
Customizability: 76
96
Portability: 88
88

What they share

Hot-swappable

See every spec side by side

Full specs

Fiio KB3 vs Keychron K6 Pro specs

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

16 of 26 specs differ

Spec

Fiio KB3

Keychron K6 Pro

Typing & switches

Switch options

Linear, Tactile

Clicky, Linear, Tactile

Hot-swappable

Yes

Mount style

Gasket Mount

PCB Mount, Tray Mount

Sound dampening

Yes

Screw-in stabilizers

Yes

Layout

Layout size

Numpad

65%

Layout standard

ANSI

ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-SW, ISO-UK, JIS

Ergonomics

Standard

Display

None

Media keys

Yes

Connectivity & battery

Connection

Wired, Bluetooth

Bluetooth, Wired

Max polling rate

—

1,000 Hz

Battery

—

4,000 mAh

USB-C

Yes

Build & materials

Case material

Metal, Plastic

ABS, Aluminum, Plastic

Plate material

—

Steel

Keycaps

—

ABS, PBT

Weight

1,060 g

890 g

Dimensions

44 x 329 x 140 mm

27 x 317 x 107 mm

Typing angle

—

4°, 6°

Backlight

RGB

RGB, south-facing

Firmware & software

QMK

Yes

VIA

Yes

N-key rollover

Yes

Mac & Windows

Yes

Extras

Released

2023

2022

For EU buyers

ISO layouts by store

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

Fiio KB3

No ISO layout at the stores we track.

Keychron K6 Pro

Keychron
ISO-DE, ISO-UK, ISO-FR, ISO-ES, ISO-SW
In stockShips to you
Keychron (DE)
ISO-DE, ISO-UK, ISO-FR, ISO-ES, ISO-SW
In stockDoes not ship to you

Where to buy

Compare prices

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

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.

Lowest price across stores, Amazon excluded.

Fiio KB33 stores