Firefly Aerospace vs Portal Space Systems
Firefly Aerospace vs Portal Space Systems, compared side by side on 21 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: Firefly Aerospace is on 62/100 and Portal Space Systems on 52/100.
Where each one leads
Firefly Aerospace
- our overall score: 62/100 against 52/100
- agent readiness: 42/100 against 36/100
- domain rating: 71/100 against 37/100
- headcount: 1,036 against 50
- funding raised: $1.3B against $50.0M
Portal Space Systems
Leads on none of the measures we hold for both companies.
At a glance
| Measure | Firefly Aerospace | Portal Space Systems |
|---|---|---|
| What it is | American aerospace company developing launch vehicles and spacecraft for commercial and government customers. | Developing high-powered solar thermal propulsion for spacecraft. |
| Category | SpaceTech, Satellite, Launch Vehicles, Lunar Landers | SpaceTech, Defense Tech, Propulsion Systems, Solar Thermal |
| Sells toBusiness model | B2B | B2G | B2B |
| Offering | Software | hardware | services | platform | Hardware |
| Founded | 2017 | 2021 |
| Headquarters | Cedar Park, United States | Bothell, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | Firefly Aerospace | Portal Space Systems |
|---|---|---|
| Employees | 1,036 | 50 |
| Total funding | $1.3B | $50.0M |
| Latest round | IPO | Series A |
| Valuation | $8.5B | $250M |
| LinkedIn followers | 222,272 | Not published |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Firefly Aerospace | Portal Space Systems |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 62/100 | 52/100 |
| Traction | 60/100 | 56/100 |
| Team | 70/100 | 60/100 |
| Community | 15/100 | 20/100 |
| Search visibility | 35/100 | 24/100 |
| Quality | 65/100 | 55/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (42/100) | F (36/100) |
| Domain ratingLink authority, 0-100 | 71/100 | 37/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Firefly Aerospace | Portal Space Systems |
|---|---|---|
| CDN | Cloudflare | Cloudflare |
| CMS | WordPress | Webflow |
| Frameworks | Jquery | Not detected |
What users say
| Measure | Firefly Aerospace | Portal Space Systems |
|---|---|---|
| Community ratingVisitor votes on StartupHub | Not published | 5.0/5 from 1 vote |
Firefly Aerospace vs Portal Space Systems: common questions
Which is better, Firefly Aerospace or Portal Space Systems?
On our 0-100 score Firefly Aerospace rates higher (62/100 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 21 data points above: read the rows that match what you are buying for.
How do Firefly Aerospace and Portal Space Systems compare on the numbers?
Firefly Aerospace leads on our overall score (62/100 against 52/100), agent readiness (42/100 against 36/100), domain rating (71/100 against 37/100), headcount (1,036 against 50), funding raised ($1.3B against $50.0M).
Read the full Firefly Aerospace review and pricing or the Portal Space Systems review and pricing. You can also browse other Firefly Aerospace alternatives we track.