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Head to head · Prices checked Oct 21, 2026

Redragon FIZZ K617 vs Keychron J2

Get the Keychron J2 for qmk and via.

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.

Redragon FIZZ K617

Keychron J2

  • Layout size

    60%

    75%

  • Connection

    Wired

    Bluetooth, 2.4 GHz, Wired

  • Switch options

    Clicky, Linear

    Clicky, Linear, Tactile

  • QMK

    No

    Yes

  • VIA

    No

    Yes

KeebFinder scores

How we score
  • Redragon FIZZ K617
  • Keychron J2
Performance
71
70
Build quality
56
71
Productivity
54
74
Customizability
57
86
Portability
70
73

What they share

  • Hot-swappable
See every spec side by side

From real owners

What owners say

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

Redragon FIZZ K617

No owner reviews collected yet.

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

Redragon FIZZ K617 vs Keychron J2 specs

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

11 of 22 specs differ

Redragon FIZZ K617

Keychron J2

Typing & switches

Switch options

Clicky, Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Bottom Mount
—

Sound dampening

No
Yes

Layout

Layout size

60%
75%

Layout standard

ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-IT
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

—
1,000 Hz

Battery

Wired only
3,750 mAh

USB-C

Yes
No

Build & materials

Case material

Plastic
—

Keycaps

—
PBT

Weight

590 g
—

Dimensions

38 x 99 x 36 mm
—

Backlight

RGB
RGB

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
No

Extras

Released

2021
2025

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • RedragonCN

    In stock
    $34Visit
  • AmazonGlobal

    Check price
    ~$34Visit
Keychron J23 stores
  • KeychronHK

    In stock
    $59Visit
  • Keychron (DE)DE

    In stock
    $105Visit
  • AmazonGlobal

    Check price
    ~$59Visit

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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