Exergy3 vs Hydro Water Tech
Exergy3 vs Hydro Water Tech, compared side by side on 16 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: Exergy3 is on 53/100 and Hydro Water Tech on 21/100.
Where each one leads
Exergy3
- our overall score: 53/100 against 21/100
Hydro Water Tech
- agent readiness: 41/100 against 21/100
- domain rating: 76/100 against 26/100
- headcount: 13,197 against 16
- LinkedIn following: 389,274 against 10,981
At a glance
| Measure | Exergy3 | Hydro Water Tech |
|---|---|---|
| What it is | Ultra-high temperature thermal energy storage solutions for industrial decarbonisation. | A leading aluminium and renewable energy company building businesses for a sustainable future. |
| Category | Cleantech, Energy Storage, Industrial Decarbonisation, Renewable Energy | Aluminium, Renewable Energy, Energy Storage, Climate Tech |
| Sells toBusiness model | B2B | B2B |
| Offering | Hardware | Hardware | services |
| Founded | 2023 | 2026 |
| Headquarters | Edinburgh, United Kingdom | Rehovot, Israel |
| Status | Active | Active |
Size, funding and growth
| Measure | Exergy3 | Hydro Water Tech |
|---|---|---|
| Employees | 16 | 13,197 |
| Total funding | $25.5M | Not published |
| Latest round | Seed | Not published |
| LinkedIn followers | 10,981 | 389,274 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Exergy3 | Hydro Water Tech |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 53/100 | 21/100 |
| Traction | 49/100 | 20/100 |
| Team | 70/100 | Not published |
| Search visibility | 37/100 | 23/100 |
| Quality | 58/100 | Not published |
| Agent readinessHow well an AI agent can read and act on the site | F (21/100) | D (41/100) |
| Domain ratingLink authority, 0-100 | 26/100 | 76/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Exergy3 | Hydro Water Tech |
|---|---|---|
| CDN | Cloudflare | Cloudflare |
| CMS | WordPress | Not detected |
| Frameworks | Tailwind CSS | Not detected |
| Analytics | Google Analytics 4 | Google Tag Manager |
Exergy3 vs Hydro Water Tech: common questions
Which is better, Exergy3 or Hydro Water Tech?
On our 0-100 score Exergy3 rates higher (53/100 against 21/100). 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 16 data points above: read the rows that match what you are buying for.
How do Exergy3 and Hydro Water Tech compare on the numbers?
Exergy3 leads on our overall score (53/100 against 21/100). Hydro Water Tech leads on agent readiness (41/100 against 21/100), domain rating (76/100 against 26/100), headcount (13,197 against 16), LinkedIn following (389,274 against 10,981).
Read the full Exergy3 review and pricing or the Hydro Water Tech review and pricing. You can also browse other Exergy3 alternatives we track.