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Specification	Ariane 44L Aérospatiale × remove	Proton K/DM-2 Khrunichev State Research and Production Space Center × remove
Flights	40	110
Success rate	97.5%	93.6%
Thrust	5,395 kN	—
Height	58.7 m	—
Diameter	3.8 m	—
Launch mass	484 t	—
LEO capacity	10,200 kg	—
GTO capacity	4,950 kg	—
Launch cost	—	—
Reusable	No	No
Stages	2	—

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