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Specification	N-I Mitsubishi Heavy Industries × remove	Proton K/DM-2 Khrunichev State Research and Production Space Center × remove
Flights	7	110
Success rate	85.7%	93.6%
Thrust	—	—
Height	34 m	—
Diameter	2.44 m	—
Launch mass	131 t	—
LEO capacity	1,200 kg	—
GTO capacity	360 kg	—
Launch cost	—	—
Reusable	No	No
Stages	3	—

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