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Head to head · Prices checked Oct 28, 2026

Fantech MAXFIT81 MK910 vs Keychron V3 Ultra

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Quick verdict

Which one should you get?

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 ISO layout. ISO-DE, UK, and other ISO variants are not offered.
  • No numpad.

Get the

Keychron V3 Ultra

Build quality in the top 10% of 80% 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.

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.

Fantech MAXFIT81 MK910

Keychron V3 Ultra

  • Layout size

    75%

    80%

  • Connection

    Bluetooth, Wired, 2.4 GHz

    Wired, Bluetooth, 2.4 GHz

    Wireless for several devices and wired for lower latency

  • Case material

    ABS, Aluminum

    ABS, Plastic

  • Display

    OLED

    None

    A case display rather than a typing feature

  • Weight

    1,093 g

    960 g

    Heavier boards stay planted and lighter ones travel

KeebFinder scores

How we score
  • Fantech MAXFIT81 MK910
  • Keychron V3 Ultra
Performance
63
91
Build quality
68
83
Productivity
83
98
Customizability
82
94
Portability
81
76

What they share

  • Hot-swappable
  • Battery: 4,000 mAh
  • Switch options: Clicky, Linear, Tactile
  • Mount style: Gasket Mount
  • Knob
  • Sound dampening
See every spec side by side

Full specs

Fantech MAXFIT81 MK910 vs Keychron V3 Ultra specs

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

14 of 27 specs differ

Fantech MAXFIT81 MK910

Keychron V3 Ultra

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

75%
80%

Layout standard

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

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

OLED
None

Media keys

No
Yes

Connectivity & battery

Connection

Bluetooth, Wired, 2.4 GHz
Wired, Bluetooth, 2.4 GHz

Max polling rate

—
8,000 Hz

Battery

4,000 mAh
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
ABS, Plastic

Plate material

FR4
Polycarbonate

Keycaps

ABS, PBT
PBT

Weight

1,093 g
960 g

Dimensions

45 x 303 x 104 mm
33 x 368 x 149 mm

Typing angle

—
4°

Backlight

RGB, south-facing
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2023
2026

For EU buyers

ISO layouts by store

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

Fantech MAXFIT81 MK910

No ISO layout at the stores we track.

Keychron V3 Ultra

  • Input Gear

    ISO-DE

    Out of stockShips to you

  • Keychron (DE)

    ISO-FR, ISO-ES

    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.

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