Carbites vs LeydenJar
Carbites vs LeydenJar, compared side by side on 12 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: Carbites is on 19/100 and LeydenJar on 43/100.
Where each one leads
Carbites
Leads on none of the measures we hold for both companies.
LeydenJar
- our overall score: 43/100 against 19/100
- agent readiness: 41/100 against 21/100
- headcount: 87 against 26
- LinkedIn following: 11,479 against 2,121
At a glance
| Measure | Carbites | LeydenJar |
|---|---|---|
| What it is | Carbites is a company that offers variable stiffness carbon fiber composites. | Develops 100% pure silicon anodes for lithium-ion batteries, increasing energy density and reducing carbon footprint. |
| Category | Advanced Materials, Composites, Carbon Fiber | Advanced Materials, Battery Cell Components, Cell Chemistry, Energy Storage |
| Sells toBusiness model | Not published | B2B |
| Offering | Hardware | Hardware |
| Founded | 2026 | 2016 |
| Headquarters | Birmingham, England | Leiden, Netherlands |
| Status | Active | Active |
Size, funding and growth
| Measure | Carbites | LeydenJar |
|---|---|---|
| Employees | 26 | 87 |
| Open roles | Not published | 5 |
| Total funding | Not published | $70.6M |
| Latest round | Not published | Series A |
| LinkedIn followers | 2,121 | 11,479 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Carbites | LeydenJar |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 19/100 | 43/100 |
| Traction | 14/100 | 59/100 |
| Team | Not published | 70/100 |
| Community | Not published | 14/100 |
| Search visibility | 31/100 | 22/100 |
| Quality | Not published | 35/100 |
| Agent readinessHow well an AI agent can read and act on the site | F (21/100) | D (41/100) |
| Domain ratingLink authority, 0-100 | Not published | 40/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Carbites | LeydenJar |
|---|---|---|
| Hosting | Not detected | Vultr |
| CMS | Not detected | WordPress |
| Frameworks | Not detected | Jquery |
| Analytics | Not detected | Google Analytics 4 |
| Support stack | Not detected | HubSpot |
Carbites vs LeydenJar: common questions
Which is better, Carbites or LeydenJar?
On our 0-100 score LeydenJar rates higher (43/100 against 19/100). 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 12 data points above: read the rows that match what you are buying for.
How do Carbites and LeydenJar compare on the numbers?
LeydenJar leads on our overall score (43/100 against 19/100), agent readiness (41/100 against 21/100), headcount (87 against 26), LinkedIn following (11,479 against 2,121).
Read the full Carbites review and pricing or the LeydenJar review and pricing. You can also browse other Carbites alternatives we track.