H2SITE vs Luminescent
H2SITE vs Luminescent, compared side by side on 17 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: H2SITE is on 48/100 and Luminescent on 54/100.
Where each one leads
H2SITE
- domain rating: 48/100 against 29/100
- funding raised: $50.0M against $7.0M
Luminescent
- our overall score: 54/100 against 48/100
- agent readiness: 40/100 against 30/100
At a glance
| Measure | H2SITE | Luminescent |
|---|---|---|
| What it is | Industrial company in hydrogen production and separation solutions. | Transforms waste heat into zero-emission electricity using an isothermal heat engine. |
| Category | Cleantech, Energy, Hydrogen, Clean Energy | Cleantech, Energy, Electricity, Thermal |
| Sells toBusiness model | B2B | B2B |
| Offering | Hardware | Hardware |
| Founded | 2017 | 2020 |
| Headquarters | Bilbao, Spain | San Francisco, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | H2SITE | Luminescent |
|---|---|---|
| Employees | Not published | 48 |
| Total funding | $50.0M | $7.0M |
| Latest round | Series B | Seed |
| LinkedIn followers | Not published | 2,953 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | H2SITE | Luminescent |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 48/100 | 54/100 |
| Traction | 38/100 | 51/100 |
| Team | Not published | 60/100 |
| Search visibility | 11/100 | 33/100 |
| Quality | 68/100 | 58/100 |
| Agent readinessHow well an AI agent can read and act on the site | F (30/100) | D (40/100) |
| Domain ratingLink authority, 0-100 | 48/100 | 29/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | H2SITE | Luminescent |
|---|---|---|
| CDN | Not detected | Cloudflare |
| CMS | WordPress | WordPress |
| Frameworks | Jquery | Not detected |
| Analytics | Google Tag Manager | Not detected |
| Support stack | HubSpot | HubSpot |
H2SITE vs Luminescent: common questions
Which is better, H2SITE or Luminescent?
On our 0-100 score Luminescent rates higher (54/100 against 48/100). 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 17 data points above: read the rows that match what you are buying for.
How do H2SITE and Luminescent compare on the numbers?
H2SITE leads on domain rating (48/100 against 29/100), funding raised ($50.0M against $7.0M). Luminescent leads on our overall score (54/100 against 48/100), agent readiness (40/100 against 30/100).
Read the full H2SITE review and pricing or the Luminescent review and pricing. You can also browse other H2SITE alternatives we track.

