Head to head · Prices checked Oct 28, 2026

DOIO KB04 01 vs Fantech MAXFIT81 MK910

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DOIO KB04 01

from$49at WhatGeek

Compare 2 stores

Fantech MAXFIT81 MK910

from$109at Mechkeys

Compare 3 stores

Quick verdict

Which one should you get?

Get the

DOIO KB04 01

Rules this board out

North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
Macropad only. This is not a full keyboard.

$49 at WhatGeek

Get the

Fantech MAXFIT81 MK910

Build quality in the top 45% of 75% boards under $150.

Rules this board out

South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
No numpad.

$109 at Mechkeys

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.

DOIO KB04 01

Fantech MAXFIT81 MK910

Layout size
Macropad
75%
Connection
Wired
Bluetooth, Wired, 2.4 GHz
Wireless for several devices and wired for lower latency
Case material
Acrylic, Aluminum
ABS, Aluminum
Switch options
Linear
Clicky, Linear, Tactile
Display
None
OLED
A case display rather than a typing feature

KeebFinder scores

How we score

DOIO KB04 01
Fantech MAXFIT81 MK910

Performance: 70
63
Build quality: 82
68
Productivity: 86
83
Customizability: 92
82
Portability: 77
81

What they share

Hot-swappable
Knob

See every spec side by side

Full specs

DOIO KB04 01 vs Fantech MAXFIT81 MK910 specs

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

12 of 23 specs differ

Spec

DOIO KB04 01

Fantech MAXFIT81 MK910

Typing & switches

Switch options

Linear

Clicky, Linear, Tactile

Hot-swappable

Yes

Mount style

—

Gasket Mount

Sound dampening

Yes

Layout

Layout size

Macropad

75%

Layout standard

ANSI

Ergonomics

Standard

Knob

Yes

Display

None

OLED

Connectivity & battery

Connection

Wired

Bluetooth, Wired, 2.4 GHz

Battery

Wired only

4,000 mAh

USB-C

Yes

Build & materials

Case material

Acrylic, Aluminum

ABS, Aluminum

Plate material

—

FR4

Keycaps

—

ABS, PBT

Weight

140 g

1,093 g

Dimensions

32 x 54 x 85 mm

45 x 303 x 104 mm

Backlight

RGB, south-facing

Firmware & software

QMK

Yes

VIA

Yes

N-key rollover

Yes

Mac & Windows

Yes

Extras

Released

2022

2023

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.

DOIO KB04 012 stores