This is how the SpaceX Raptor engines have changed over the years Here's some of the things that have improved: Chamber pressure: Raptor 1 (2019): ~250 bar Raptor 2 (2022): ~300 bar Raptor 3 (2024): ~350+ bar Thrust: Raptor 1: ~185 tf Raptor 2: ~230 tf Raptor 3: ~280 tf (target) Reuse target: Raptor 1: Limited testing Raptor 2: High reuse target Raptor 3: 100+ flights (Photo Credit: @JarsyInc)