Fourth Power vs Marstek Energy
Fourth Power vs Marstek Energy, compared side by side on 13 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: Fourth Power is on 51/100 and Marstek Energy on 40/100.
Where each one leads
Fourth Power
- our overall score: 51/100 against 40/100
- funding raised: $49.0M against $3.3M
Marstek Energy
- agent readiness: 55/100 against 22/100
- domain rating: 44/100 against 1/100
At a glance
| Measure | Fourth Power | Marstek Energy |
|---|---|---|
| What it is | Developing advanced battery technology for grid-scale energy storage. | Global innovator in energy storage solutions, integrating R&D and manufacturing for residential, portable, and industrial applications. |
| Category | Energy Storage, Battery Technology, Clean Energy, Grid Modernization | Energy Storage, Battery Technology, Clean Energy, Consumer Electronics |
| Sells toBusiness model | B2B | B2B |
| Offering | Hardware | Hardware |
| Founded | 2017 | 2020 |
| Headquarters | San Carlos, United States | Shenzhen, China |
| Status | Active | Active |
Size, funding and growth
| Measure | Fourth Power | Marstek Energy |
|---|---|---|
| Employees | Not published | 40 |
| Headcount growthLast 12 months | Not published | +202.0% |
| Total funding | $49.0M | $3.3M |
| Latest round | Series A-Plus | Seed |
| LinkedIn followers | Not published | 2,684 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Fourth Power | Marstek Energy |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 51/100 | 40/100 |
| Traction | Not published | 49/100 |
| Search visibility | 2/100 | 28/100 |
| Quality | Not published | 45/100 |
| Agent readinessHow well an AI agent can read and act on the site | F (22/100) | D (55/100) |
| Domain ratingLink authority, 0-100 | 1/100 | 44/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Fourth Power | Marstek Energy |
|---|---|---|
| CDN | Not detected | Cloudflare |
| CMS | Not detected | Shopify |
| Analytics | Not detected | Google Analytics 4, Google Tag Manager |
What users say
| Measure | Fourth Power | Marstek Energy |
|---|---|---|
| Reddit sentimentThreads we track | Not published | 0 positive, 1 negative across 1 thread |
“Marstek keine Garantie ? Marktmanipulation ?. Also ich weiß ja nicht, das hat alles einen seltsamen Geschmack... Ein Händler erzählte mir, dass eine E-Mail ins Haus kam, welche sinngemäß so viel aussagte wie: "Ihr verkauft unseren Spei”r/Balkonkraftwerk
Fourth Power vs Marstek Energy: common questions
Which is better, Fourth Power or Marstek Energy?
On our 0-100 score Fourth Power rates higher (51/100 against 40/100). 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 13 data points above: read the rows that match what you are buying for.
How do Fourth Power and Marstek Energy compare on the numbers?
Fourth Power leads on our overall score (51/100 against 40/100), funding raised ($49.0M against $3.3M). Marstek Energy leads on agent readiness (55/100 against 22/100), domain rating (44/100 against 1/100).
What do real users say about Fourth Power and Marstek Energy?
Marstek Energy: 0 positive and 1 negative mentions across 1 Reddit threads we track, mostly in r/Balkonkraftwerk.
Read the full Fourth Power review and pricing or the Marstek Energy review and pricing. You can also browse other Fourth Power alternatives we track.