Carbonaide vs Circular11
Carbonaide vs Circular11, compared side by side on 14 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: Carbonaide is on 41/100 and Circular11 on 46/100.
Where each one leads
Carbonaide
- funding raised: $3.7M against $2.9M
Circular11
- our overall score: 46/100 against 41/100
- agent readiness: 26/100 against 22/100
At a glance
| Measure | Carbonaide | Circular11 |
|---|---|---|
| What it is | Carbonaide commercializes CO₂-curing and permanent carbon storage in concrete. | Turning low-grade plastic waste into building materials and home products. |
| Category | Construction, Climate Tech, Carbon Capture, Materials Science | Waste Management, Construction, Materials Science, Sustainability |
| Sells toBusiness model | B2B | B2B |
| Offering | Hardware | Hardware |
| Founded | 2019 | 2021 |
| Headquarters | Espoo, Finland | Dorset, United Kingdom |
| Status | Inactive | Active |
Size, funding and growth
| Measure | Carbonaide | Circular11 |
|---|---|---|
| Employees | Not published | 9 |
| Total funding | $3.7M | $2.9M |
| Latest round | Unknown | Equity Funding |
| LinkedIn followers | Not published | 1,311 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Carbonaide | Circular11 |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 41/100 | 46/100 |
| Traction | 33/100 | 42/100 |
| Team | Not published | 60/100 |
| Search visibility | 7/100 | 25/100 |
| Quality | 58/100 | 48/100 |
| Agent readinessHow well an AI agent can read and act on the site | F (22/100) | F (26/100) |
| Domain ratingLink authority, 0-100 | Not published | 26/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Carbonaide | Circular11 |
|---|---|---|
| Hosting | Not detected | Self Managed |
| CMS | Not detected | WordPress |
| Frameworks | Not detected | Jquery |
| Analytics | Not detected | Jetpack Stats |
Carbonaide vs Circular11: common questions
Which is better, Carbonaide or Circular11?
On our 0-100 score Circular11 rates higher (46/100 against 41/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 14 data points above: read the rows that match what you are buying for.
How do Carbonaide and Circular11 compare on the numbers?
Carbonaide leads on funding raised ($3.7M against $2.9M). Circular11 leads on our overall score (46/100 against 41/100), agent readiness (26/100 against 22/100).
Read the full Carbonaide review and pricing or the Circular11 review and pricing. You can also browse other Carbonaide alternatives we track.