Head to head

Atlas SLV-3 Agena D vs Atlas SLV-3D Centaur

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

Atlas SLV-3 Agena D: 1,000 kg

Atlas SLV-3D Centaur: 800 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	Atlas SLV-3 Agena D	Atlas SLV-3D Centaur
Flights flown	48	32
Success rate	91.7%	93.8%
Payload to LEO (kg)	1,000	800
Length (m)	36	21
Diameter (m)	3	3.05
Launch mass (t)	155	120
Stages	2	2

Atlas SLV-3 Agena D

Flight record

91.7% success rate44 of 48 flown · 4 failed

1964peak 1966 · 24 flights1967

Maiden flight 1964-08-14. Retired.

Atlas SLV-3D Centaur

Flight record

93.8% success rate30 of 32 flown · 2 failed

1973peak 1978 · 7 flights1983

Maiden flight 1973-04-06. Retired.

Atlas SLV-3 Agena D is built by Convair of the United States.Atlas SLV-3D Centaur is built by Convair of the United States (company profile on Space Index).

Full specifications and the complete launch history for each: Atlas SLV-3 Agena D · Atlas SLV-3D Centaur.

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