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Specification	Athena I Lockheed Martin × remove	Vostok 8A92M RKK Energiya × remove
Flights	4	93
Success rate	75%	98.9%
Thrust	1,900 kN	3,996 kN
Height	18.9 m	30.84 m
Diameter	2.36 m	2.99 m
Launch mass	66 t	282 t
LEO capacity	820 kg	3,800 kg
GTO capacity	—	—
Launch cost	—	—
Reusable	No	No
Stages	3	2

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