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Head to head · Prices checked Oct 21, 2026

Epomaker G84 HE vs Keychron J2

Get the Epomaker G84 HE for hall effect and rapid trigger.

EPOMAKER G84 HE

Hall effect

Epomaker G84 HE

4.9 · 29 reviews

from$84at Epomaker

Shop nowSee all prices
Keychron J2 QMK Wireless Mechanical Keyboard

Keychron J2

4.4 · 11 reviews

from$59at Keychron

Shop nowCompare 2 stores

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.

Epomaker G84 HE

Keychron J2

  • Layout size

    80%

    75%

  • Hall effect (magnetic)

    Yes

    No

  • Rapid trigger

    Yes

    No

  • Battery

    8,000 mAh

    3,750 mAh

  • Max polling rate

    8,000 Hz

    1,000 Hz

KeebFinder scores

How we score
  • Epomaker G84 HE
  • Keychron J2
Performance
98
70
Build quality
60
71
Productivity
76
74
Customizability
59
86
Portability
85
73

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Sound dampening
  • Keycaps: PBT
See every spec side by side

From real owners

What owners say

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

Epomaker G84 HE

4.9

29 owner reviews

Praise
“Lovely keyboard apart from the software and the lightbar on the logo having no inapp customisation Otherwise perfect It could also have more colour options”
HashbrownVerified buyer· via Epomaker

Keychron J2

4.4

11 owner reviews

Praise
“I absolutely love this keyboard. It sounds amazing and the red switches are so smooth in feel. The colours are also great.”
WojciechVerified buyer· via Keychron
Critique
“The keyboard is nice, but it took over 3 weeks of shipping to arrive. On their website it says they deliver in a week or under to the US.”
JaydenVerified buyer· via Keychron

Full specs

Epomaker G84 HE vs Keychron J2 specs

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

13 of 27 specs differ

Epomaker G84 HE

Keychron J2

Typing & switches

Switch options

Linear, Magnetic
Clicky, Linear, Tactile

Hall effect (magnetic)

Yes
No

Rapid trigger

Yes
No

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
—

Sound dampening

Yes
Yes

Layout

Layout size

80%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

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

Max polling rate

8,000 HzBetter
1,000 Hz

Battery

8,000 mAhBetter
3,750 mAh

USB-C

Yes
No

Build & materials

Case material

ABS
—

Plate material

Polycarbonate
—

Keycaps

PBT
PBT

Weight

1,000 g
—

Dimensions

42 x 347 x 146 mm
—

Typing angle

6°
—

Backlight

RGB, north-facing
RGB

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
No

Mac & Windows

Yes
No

Extras

Released

2025
2025

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • EpomakerUS

    In stock
    $84Visit
  • AmazonGlobal

    Check price
    Visit
Keychron J23 stores
  • KeychronHK

    In stock
    $59Visit
  • Keychron (DE)DE

    In stock
    $105Visit
  • AmazonGlobal

    Check price
    ~$59Visit

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