Head to head

Rokot/Briz-KM vs Vega-C

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

Rokot/Briz-KM: 1,850 kg

Vega-C: 3,300 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	Rokot/Briz-KM	Vega-C
Flights flown	31	8
Success rate	90.3%	87.5%
Payload to LEO (kg)	1,850	3,300
Liftoff thrust (kN)	1,870	2,974
Length (m)	29	34.8
Diameter (m)	2.5	3
Launch mass (t)	107	210
Stages	3	4

Rokot/Briz-KM

Flight record

90.3% success rate28 of 31 flown · 3 failed

2000peak 2013 · 4 flights2019

Maiden flight 2000-05-16. Still flying.

Vega-C

Flight record

87.5% success rate7 of 8 flown · 1 failed

2022peak 2026 · 4 flights2026

Maiden flight 2022-07-13. Still flying.

Rokot/Briz-KM is built by Russian Aerospace Defence Forces of Russia (company profile on Space Index).Vega-C is built by Avio S.p.A of Italy (company profile on Space Index).

Full specifications and the complete launch history for each: Rokot/Briz-KM · Vega-C.

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