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Specification	Proton / UR-500 K/D Russian Federal Space Agency (ROSCOSMOS) × remove	Electron Rocket Lab × remove
Flights	39	91
Success rate	61.5%	95.6%
Thrust	8,847 kN	162 kN
Height	57 m	18 m
Diameter	4 m	1.2 m
Launch mass	696 t	13 t
LEO capacity	—	300 kg
GTO capacity	—	—
Launch cost	—	$6M
Reusable	No	No
Stages	4	3

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