Head to head

Soyuz-U vs Titan IIIC

Two vehicles in the same payload class. Every figure below comes from the same two sources for both rockets, and a row appears only when both publish the input.

Payload to low Earth orbit

Relative

Soyuz-U: 7,050 kg

Titan IIIC: 13,100 kg

Side by side

7 comparable figures

The highlighted value wins the row. Rows where neither direction is better, like length or stage count, highlight nothing.

Metric	Soyuz-U	Titan IIIC
Flights flown	71	36
Success rate	100%	94.4%
Payload to LEO (kg)	7,050	13,100
Length (m)	34.54	42
Diameter (m)	2.95	3
Launch mass (t)	298	626
Stages	2	3

Soyuz-U

Flight record

100% success rate71 of 71 flown

1982peak 1987 · 10 flights1995

Maiden flight 1982-12-23. Retired.

Titan IIIC

Flight record

94.4% success rate34 of 36 flown · 2 failed

1965peak 1965 · 3 flights1982

Maiden flight 1965-06-18. Retired.

Soyuz-U is built by Soviet Space Program of Russia.Titan IIIC is built by Lockheed Martin of the United States.

Full specifications and the complete launch history for each: Soyuz-U · Titan IIIC.

Specifications from Launch Library 2 by The Space Devs, launch records from Space Index. Derived figures are computed here; see sources and method.