SpaceX · USA
Arianespace / ArianeGroup · Europe
| Falcon Heavy | Metric | Ariane 6 |
|---|---|---|
| 63,800 kg+195% | Payload to LEO | 21,650 kg |
| 26,700 kg+132% | Payload to GTO | 11,500 kg |
| 70 m | Height | +7990%56–63 m |
| ~$1,400/kg+436% | Cost per kg | ~$7,500/kg |
| 100% | Success Rate | 100% |
| 2018+0% | First Flight | 2024 |
| Yes | Reusable | No |
| SpaceX | Company | Arianespace / ArianeGroup |
| USA | Country | Europe |
Payload to Low Earth Orbit (LEO) — relative scale
Payload to Geostationary Transfer Orbit (GTO)
5
Falcon Heavy wins
1
Tied
1
Ariane 6 wins
Falcon Heavy delivers 195% more payload to LEO, making it the heavier lifter.
Falcon Heavy is more cost-effective at ~$1,400/kg vs ~$7,500/kg.
Falcon Heavy is reusable, which can significantly reduce long-term launch costs.
Overall, Falcon Heavy wins on more metrics (5 vs 1), though each rocket is designed for different mission profiles.