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Head to head · Prices checked Oct 21, 2026

Fantech MAXFIT81 MK910 vs Keychron J2 HE

Get the Fantech MAXFIT81 MK910 for knob. Get the Keychron J2 HE for hall effect.

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 J2 HE

  • Hall effect (magnetic)

    No

    Yes

  • Connection

    Bluetooth, Wired, 2.4 GHz

    Wired

  • Case material

    ABS, Aluminum

    Plastic

  • Knob

    Yes

    No

  • Display

    OLED

    None

KeebFinder scores

How we score
  • Fantech MAXFIT81 MK910
  • Keychron J2 HE
Performance
63
89
Build quality
68
83
Productivity
83
88
Customizability
82
89
Portability
81
60

What they share

  • Layout size: 75%
  • Hot-swappable
  • Switch options: Clicky, Linear, Tactile
  • Mount style: Gasket Mount
  • Sound dampening
See every spec side by side

From real owners

What owners say

Ratings and quotes collected from verified store reviews, including the critical ones.

Fantech MAXFIT81 MK910

No owner reviews collected yet.

Keychron J2 HE

1.0

2 owner reviews

Critique
“Worked perfectly, best keyboard I've ever owned. For one hour. After that all RGB turned off, and the main function of the keyboard (Typing), no longer works. I can't type with it, the web launcher doesn't detect it either, just don't waste your money.”
Anonymous· via Keychron

Full specs

Fantech MAXFIT81 MK910 vs Keychron J2 HE specs

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

17 of 28 specs differ

Fantech MAXFIT81 MK910

Keychron J2 HE

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Linear, Tactile

Hall effect (magnetic)

No
Yes

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

OLED
None

Media keys

No
Yes

Connectivity & battery

Connection

Bluetooth, Wired, 2.4 GHz
Wired

Max polling rate

—
8,000 Hz

Battery

4,000 mAh
Wired only

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
Plastic

Plate material

FR4
Steel

Keycaps

ABS, PBT
PBT

Weight

1,093 g
780 g

Dimensions

45 x 303 x 104 mm
31 x 332 x 140 mm

Typing angle

—
9°

Backlight

RGB, south-facing
RGB, north-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
No

Mac & Windows

Yes
No

Extras

Released

2023
2026

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • MechkeysCN

    In stock
    $109Visit
  • AmazonGlobal

    Check price
    ~$109Visit
  • WhatGeekCN

    Out of stock
    $88Visit
  • AmazonGlobal

    Check price
    ~$99Visit
  • KeychronHK

    Out of stock
    $99Visit

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.

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