Energy Vault vs Green Gravity
Energy Vault vs Green Gravity, compared side by side on 18 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: Energy Vault is on 55/100 and Green Gravity on 48/100.
Where each one leads
Energy Vault
- our overall score: 55/100 against 48/100
- agent readiness: 45/100 against 37/100
- domain rating: 57/100 against 28/100
- headcount: 200 against 25
- funding raised: $710M against $10.0M
Green Gravity
Leads on none of the measures we hold for both companies.
At a glance
| Measure | Energy Vault | Green Gravity |
|---|---|---|
| What it is | Revolutionizing grid-scale energy storage with sustainable, mechanical solutions. | Green Gravity develops a long-duration energy storage solution using gravity and abandoned mine shafts to store and dispatch renewable energy. |
| Category | Energy Storage, Renewable Energy, Cleantech, Hardware | Clean Energy, Energy Storage, Gravity Energy Storage, Renewable Energy |
| Sells toBusiness model | B2B | B2B |
| Offering | Hardware | Hardware |
| Founded | 2017 | 2022 |
| Headquarters | Lugano, Switzerland | Wollongong, Australia |
| Status | Active | Active |
Size, funding and growth
| Measure | Energy Vault | Green Gravity |
|---|---|---|
| Employees | 200 | 25 |
| Total funding | $710M | $10.0M |
| Latest round | Convertible Note Offering | Seed |
| Valuation | $1.1B | Not published |
| LinkedIn followers | Not published | 5,629 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Energy Vault | Green Gravity |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 55/100 | 48/100 |
| Traction | 60/100 | 49/100 |
| Team | 70/100 | Not published |
| Search visibility | 4/100 | 22/100 |
| Quality | 65/100 | 62/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (45/100) | F (37/100) |
| Domain ratingLink authority, 0-100 | 57/100 | 28/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Energy Vault | Green Gravity |
|---|---|---|
| Hosting | Not detected | Self Managed |
| CDN | Cloudflare | Not detected |
| CMS | Not detected | WordPress |
| Frameworks | Bootstrap | Jquery |
| Analytics | Google Tag Manager, Hotjar, Linkedin Insight | Google Analytics 4, Jetpack Stats |
Energy Vault vs Green Gravity: common questions
Which is better, Energy Vault or Green Gravity?
On our 0-100 score Energy Vault rates higher (55/100 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 18 data points above: read the rows that match what you are buying for.
How do Energy Vault and Green Gravity compare on the numbers?
Energy Vault leads on our overall score (55/100 against 48/100), agent readiness (45/100 against 37/100), domain rating (57/100 against 28/100), headcount (200 against 25), funding raised ($710M against $10.0M).
Read the full Energy Vault review and pricing or the Green Gravity review and pricing. You can also browse other Energy Vault alternatives we track.