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Head to head · Prices checked Nov 2, 2026

Cidoo Nebula vs Keychron K6

Get the Cidoo Nebula for knob. Get the Keychron K6 for the 4,000 mAh battery.

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Quick verdict

Which one should you get?

Get the

Cidoo Nebula

Knob

Build quality in the bottom 45% of 65% boards under $100.

Rules this board out

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

Get the

Keychron K6

Battery

Build quality in the top 45% of 65% boards under $100.

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.

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.

Cidoo Nebula

Keychron K6

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Bluetooth, Wired

    Wireless for several devices and wired for lower latency

  • Battery

    3,000 mAh

    4,000 mAh

    A larger battery means fewer cables during the day

  • Case material

    ABS

    ABS, Aluminum, Plastic

  • Mount style

    Gasket Mount

    Plate Mount, Tray Mount

  • Knob

    Yes

    No

KeebFinder scores

How we score
  • Cidoo Nebula
  • Keychron K6
Performance
48
55
Build quality
62
69
Productivity
73
58
Customizability
85
67
Portability
88
88

What they share

  • Layout size: 65%
  • 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.

Cidoo Nebula

3.4

48 owner reviews

Praise
“Overly happy! the material is really good and the keyboard is way beyond expectations. One of the best company and support ive seen!”
Lumia M.Verified buyer· via Epomaker
Critique
“The keyboard itself is lovely but one of the key isn't working at all and the key next to it also doesn't work when pressed normally, you have to hit it hard...”
Seo L.Verified buyer· via Epomaker

Keychron K6

4.8

507 owner reviews

Praise
“I’m a copywriter, so I spend a lot of time typing. This keyboard is great! I would have the IT layout! With è, à, ò and so on… But, as I’ve said, great product!”
Federico D.Verified buyer· via Keychron

Full specs

Cidoo Nebula vs Keychron K6 specs

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

10 of 21 specs differ

Cidoo Nebula

Keychron K6

Typing & switches

Switch options

—
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Plate Mount, Tray Mount

Layout

Layout size

65%
65%

Layout standard

ANSI
ANSI, ISO, ISO-DE, ISO-Nordic, ISO-UK, JIS

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, Wired

Battery

3,000 mAh
4,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

ABS
ABS, Aluminum, Plastic

Plate material

—
Plastic

Keycaps

—
ABS, PBT

Weight

457 g
—

Dimensions

35 x 120 x 325 mm
—

Backlight

RGB
RGB, south-facing

Firmware & software

VIA

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2023
2020

For EU buyers

ISO layouts by store

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

Cidoo Nebula

No ISO layout at the stores we track.

Keychron K6

  • Keychron

    ISO-UK

    In stockShips to you

  • Keychron

    ISO-DE

    In stockShips to you

  • Keychron

    ISO-Nordic

    Out of stockShips to you

  • MK

    ISO

    Out of stockShips to you

  • Keychron (DE)

    ISO-UK

    Out of stockDoes not ship to you

  • Keychron (DE)

    ISO-DE

    Out of 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.

Cidoo Nebula2 stores
Keychron K64 stores

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