Portal Space Systems vs Stoke Space
Portal Space Systems vs Stoke Space, compared side by side on 22 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: Portal Space Systems is on 52/100 and Stoke Space on 73/100.
Where each one leads
Portal Space Systems
Leads on none of the measures we hold for both companies.
Stoke Space
- our overall score: 73/100 against 52/100
- domain rating: 57/100 against 37/100
- headcount: 423 against 50
- funding raised: $1.3B against $50.0M
At a glance
| Measure | Portal Space Systems | Stoke Space |
|---|---|---|
| What it is | Developing high-powered solar thermal propulsion for spacecraft. | Developing fully reusable rockets for low-cost, on-demand access to and from space. |
| Category | SpaceTech, Defense Tech, Propulsion Systems, Solar Thermal | SpaceTech, Reusable Rockets, Aerospace, Launch Services |
| Sells toBusiness model | B2B | B2B |
| Offering | Hardware | Hardware |
| Founded | 2021 | 2019 |
| Headquarters | Bothell, United States | Kent, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | Portal Space Systems | Stoke Space |
|---|---|---|
| Employees | 50 | 423 |
| Headcount growthLast 12 months | Not published | +63.5% |
| Total funding | $50.0M | $1.3B |
| Latest round | Series A | Series D |
| Valuation | $250M | $2.0B |
| LinkedIn followers | Not published | 74,179 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Portal Space Systems | Stoke Space |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 52/100 | 73/100 |
| Traction | 56/100 | 60/100 |
| Team | 60/100 | 60/100 |
| Community | 20/100 | 13/100 |
| Search visibility | 24/100 | 35/100 |
| Quality | 55/100 | 88/100 |
| Agent readinessHow well an AI agent can read and act on the site | F (36/100) | F (39/100) |
| Domain ratingLink authority, 0-100 | 37/100 | 57/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Portal Space Systems | Stoke Space |
|---|---|---|
| CDN | Cloudflare | Cloudflare |
| CMS | Webflow | WordPress |
| Analytics | Not detected | Google Analytics 4 |
What users say
| Measure | Portal Space Systems | Stoke Space |
|---|---|---|
| Community ratingVisitor votes on StartupHub | 5.0/5 from 1 vote | 5.0/5 from 1 vote |
Portal Space Systems vs Stoke Space: common questions
Which is better, Portal Space Systems or Stoke Space?
On our 0-100 score Stoke Space rates higher (73/100 against 52/100). 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 22 data points above: read the rows that match what you are buying for.
How do Portal Space Systems and Stoke Space compare on the numbers?
Stoke Space leads on our overall score (73/100 against 52/100), domain rating (57/100 against 37/100), headcount (423 against 50), funding raised ($1.3B against $50.0M).
Read the full Portal Space Systems review and pricing or the Stoke Space review and pricing. You can also browse other Portal Space Systems alternatives we track.