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Head to head · Prices checked Oct 21, 2026

Ajazz AC100 vs Cidoo Nebula

Get the Ajazz AC100 for the 8,000 mAh battery. Get the Cidoo Nebula for knob.

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.

Ajazz AC100

Cidoo Nebula

  • Layout size

    96%

    65%

  • Battery

    8,000 mAh

    3,000 mAh

  • Case material

    Aluminum

    ABS

  • Knob

    No

    Yes

  • Display

    TFT

    None

KeebFinder scores

How we score
  • Ajazz AC100
  • Cidoo Nebula
Performance
58
48
Build quality
60
63
Productivity
65
74
Customizability
65
85
Portability
62
88

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Mount style: Gasket Mount
See every spec side by side

From real owners

What owners say

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

Ajazz AC100

No owner reviews collected yet.

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

Full specs

Ajazz AC100 vs Cidoo Nebula specs

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

11 of 21 specs differ

Ajazz AC100

Cidoo Nebula

Typing & switches

Switch options

Linear
—

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Layout

Layout size

96%
65%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

TFT
None

Connectivity & battery

Connection

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

Battery

8,000 mAhBetter
3,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
ABS

Plate material

FR4, Plastic
—

Keycaps

PBT
—

Weight

2,100 g
457 g

Dimensions

20 x 145 x 410 mm
35 x 120 x 325 mm

Backlight

RGB, south-facing
RGB

Firmware & software

VIA

No
Yes

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2024
2023

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

Ajazz AC1003 stores
  • MechkeysCN

    In stock
    $89Visit
  • AmazonGlobal

    Check price
    ~$89Visit
  • WhatGeekCN

    Out of stock
    $149Visit
Cidoo Nebula2 stores
  • MechkeysCN

    In stock
    $55Visit
  • AmazonGlobal

    Check price
    ~$55Visit

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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