Head to head

Vega-C vs Vostok 8A92M

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

Vega-C: 3,300 kg

Vostok 8A92M: 3,800 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	Vega-C	Vostok 8A92M
Flights flown	8	93
Success rate	87.5%	98.9%
Payload to LEO (kg)	3,300	3,800
Liftoff thrust (kN)	2,974	3,996
Length (m)	34.8	30.84
Diameter (m)	3	2.99
Launch mass (t)	210	282
Stages	4	2

Vega-C

Flight record

87.5% success rate7 of 8 flown · 1 failed

2022peak 2026 · 4 flights2026

Maiden flight 2022-07-13. Still flying.

Vostok 8A92M

Flight record

98.9% success rate92 of 93 flown · 1 failed

1964peak 1979 · 8 flights1991

Maiden flight 1964-08-28. Retired.

Vega-C is built by Avio S.p.A of Italy (company profile on Space Index).Vostok 8A92M is built by RKK Energiya of Russia.

Full specifications and the complete launch history for each: Vega-C · Vostok 8A92M.

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