Head to head

Atlas IIAS vs Tsiklon-2

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 IIAS: 6,580 kg

Tsiklon-2: 2,820 kg

Side by side

8 comparable figures

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

Metric	Atlas IIAS	Tsiklon-2
Flights flown	30	105
Success rate	100%	98.1%
Payload to LEO (kg)	6,580	2,820
Liftoff thrust (kN)	4,391	2,366
Length (m)	47.54	39.7
Diameter (m)	3.04	3
Launch mass (t)	204	182
Stages	3	3

Atlas IIAS

Flight record

100% success rate30 of 30 flown

1993peak 1997 · 5 flights2004

Maiden flight 1993-12-16. Retired.

Tsiklon-2

Flight record

98.1% success rate103 of 105 flown · 2 failed

1969peak 1976 · 8 flights2006

Maiden flight 1969-08-06. Retired.

Atlas IIAS is built by Lockheed Martin of the United States (company profile on Space Index).Tsiklon-2 is built by Yuzhnoye Design Bureau of Ukraine.

Full specifications and the complete launch history for each: Atlas IIAS · Tsiklon-2.

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