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Specification	Soyuz 2.1v Volga Progress Rocket Space Center × remove	Proton K/DM-2 Khrunichev State Research and Production Space Center × remove
Flights	9	110
Success rate	88.9%	93.6%
Thrust	—	—
Height	44 m	—
Diameter	3 m	—
Launch mass	158 t	—
LEO capacity	2,850 kg	—
GTO capacity	—	—
Launch cost	—	—
Reusable	No	No
Stages	2	—

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