Pick up to 4 launch vehicles to compare side-by-side. State lives in the URL — share the link and the comparison loads exactly as you left it.
The global launch market reached $14.1 billion in 2024 — up 34% since 2021.
| Attribute | |||
|---|---|---|---|
| Company | ExPace (CASIC subsidiary) | Relativity Space | Interstellar Technologies |
| Country | 🇨🇳 China | 🇺🇸 USA | 🇯🇵 Japan |
| Status | Active | In Development | In Development |
| Vehicle class | Small | Heavy | Small |
| Propellant | Solid (3 stages) + liquid upper stage | LOX / methane | Liquid biomethane (LBM) / LOX |
| Reusable | No | Yes | No |
| Stages | 4 | 2 | 2 |
| First flight | 2020 | 2026 | 2027 |
| Payload to LEO | 1,500 kgas of [1] | 33,500 kg expendable / 23,500 kg with a reusable first stageas of [1]First flight targeted 2026 (stated plan, not yet confirmed flown as of this research). ↑ Best | 250 kgas of [1]500 km SSO. No flight attempts as of this research — follows the company's successful suborbital MOMO sounding-rocket program. A larger orbital vehicle, DECA, was announced January 2023. |
| Payload to GTO | — | — | — |
| Height | — | 87 mas of [1] ↑ Best | — |
| Liftoff mass | 78 tas of [1]Transporter-erector-launcher (TEL) capable. ↑ Best | — | — |
| Success rate | 80% (4/5)as of [1]Debut flight (2020-07-10) failed; returned to flight 2022-12-07 successfully. ↑ Best | — | — |
| Total flights | 5as of [1] ↑ Best | — | — |
| Cost / kg LEO | — | ~$55M per launch (estimate)as of [1]Total launch price estimate, not a per-kg figure. ↓ Cheapest | — |
| Summary | The larger sibling of Kuaizhou-1A, roughly 3.75x the payload class, road-mobile and solid-fueled, recovering commercial cadence after a 2020 debut failure. | Relativity Space's Falcon-9-class successor to Terran 1, partially 3D-printed, with 13 Aeon R methalox engines on a reusable first stage; second stage and fairing expendable. | A liquid-biomethane orbital smallsat launcher from Interstellar Technologies, Japan's most established private rocket startup by suborbital flight heritage, though not yet flown to orbit. |
48 launch vehicles across 10 countries — active, retired, and in development — with primary-source citations from manufacturer user guides and agency press kits. Pure URL state: bookmark or share the link and the comparison reproduces exactly.