Head to head · Prices checked Nov 11, 2026

Fiio KB3 vs Keychron K0 Max

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Fiio KB3

No reviews

from$154at Mechkeys

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Keychron K0 Max

4.9 (8)4.9 · 8 reviews

from$64at Keychron

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Quick verdict

Which one should you get?

Get the

Fiio KB3

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

$154 at Mechkeys

Get the

Keychron K0 Max

Build quality in the top 5% of Numpad 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.

$64 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 K0 Max

Connection
Wired, Bluetooth
Bluetooth, 2.4 GHz, Wired
Wireless for several devices and wired for lower latency
Low profile
No
Yes
Case material
Metal, Plastic
Aluminum, Plastic
Switch options
Linear, Tactile
Clicky, Linear, Silent, Tactile
Mount style
Gasket Mount
Plate Mount

KeebFinder scores

How we score

Fiio KB3
Keychron K0 Max

Performance: 45
79
Build quality: 51
85
Productivity: 60
95
Customizability: 76
92
Portability: 88
86

What they share

Layout size: Numpad
Hot-swappable

See every spec side by side

Full specs

Fiio KB3 vs Keychron K0 Max specs

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

13 of 25 specs differ

Spec

Fiio KB3

Keychron K0 Max

Typing & switches

Switch options

Linear, Tactile

Clicky, Linear, Silent, Tactile

Hot-swappable

Yes

Mount style

Gasket Mount

Plate Mount

Low profile

Yes

Sound dampening

Yes

Screw-in stabilizers

Yes

Layout

Layout size

Numpad

Layout standard

ANSI

Ergonomics

Standard

Knob

Yes

Display

None

Connectivity & battery

Connection

Wired, Bluetooth

Bluetooth, 2.4 GHz, Wired

Max polling rate

—

1,000 Hz

Battery

—

750 mAh

USB-C

Yes

Build & materials

Case material

Metal, Plastic

Aluminum, Plastic

Keycaps

—

PBT, POM

Weight

1,060 g

—

Dimensions

44 x 329 x 140 mm

—

Backlight

RGB

RGB, north-facing

Firmware & software

QMK

Yes

VIA

Yes

N-key rollover

Yes

Mac & Windows

Yes

Extras

Released

2023

2025

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.

Fiio KB33 stores