Compare
Side-by-side specifications and the differences that actually matter, drawn from the same verified data as our articles.
How big are these rockets?
All comparisons
Starship vs Saturn V
How does SpaceX's Starship compare with the rocket that launched Apollo?
Starship vs SLS
NASA's Moon rocket and SpaceX's, compared.
Falcon 9 vs Falcon Heavy
When does SpaceX fly three boosters instead of one?
Falcon 9 vs Starship
SpaceX's workhorse against its successor.
Saturn V vs SLS
Apollo's rocket against Artemis's, fifty years apart.
New Glenn vs Falcon Heavy
Blue Origin's heavy lifter against SpaceX's.
New Glenn vs Starship
The two next-generation reusable heavy rockets, compared.
Falcon 9 vs Soyuz
The most-flown American rocket against the most-flown rocket family in history.
Ariane 6 vs Falcon 9
Europe's new launcher against the rocket that reset the market.
Vulcan Centaur vs Falcon 9
ULA's successor rocket against the market leader.
Hubble vs James Webb
How the two great space telescopes actually differ.
Apollo vs Artemis
How NASA's return to the Moon differs from the first visit.
Falcon 9 vs Electron
Why small rockets exist in a world of cheap big ones.