Padside

Compare rockets

Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →

Specification
H-I
Mitsubishi Heavy Industries
× remove
Voskhod
Soviet Space Program
× remove
Kosmos 11K63
Strategic Rocket Forces
× remove
Vostok 8A92M
RKK Energiya
× remove
Flights929912693
Success rate100%95.7%93.7%98.9%
Thrust3,996 kN
Height42 m31 m30.84 m
Diameter2.44 m1.6 m2.99 m
Launch mass142 t48 t282 t
LEO capacity3,200 kg300 kg3,800 kg
GTO capacity1,100 kg
Launch cost
ReusableNoNoNoNo
Stages322