Head to head

Vega-C vs Vostok 8A92

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 8A92: 4,730 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 8A92
Flights flown	8	44
Success rate	87.5%	90.9%
Payload to LEO (kg)	3,300	4,730
Liftoff thrust (kN)	2,974	3,996
Length (m)	34.8	30.84
Diameter (m)	3	2.99
Launch mass (t)	210	281
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 8A92

Flight record

90.9% success rate40 of 44 flown · 4 failed

1962peak 1966 · 10 flights1967

Maiden flight 1962-06-01. Retired.

Vega-C is built by Avio S.p.A of Italy (company profile on Space Index).Vostok 8A92 is built by RKK Energiya of Russia.

Full specifications and the complete launch history for each: Vega-C · Vostok 8A92.

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