Source: SpaceX Falcon Heavy launch contracts reach double digits after latest NASA win Falcon super heavy 27 = 3 * 9 RPLox engines, Merlin 282-311 specific impulse Starship booster 29 MehLox engines, Raptor, 330-380 specific impulse Starship is designed to reuse both booster and second stage. Falcon super heavy can reuse the three booster stages but second stage is not reusable. Both are super awesome and unmatched. Bob Wilson
Blue Origin BE-4 engine is physically larger, but specific impulse has not been revealed. I bet Our Bob could get a visitor pass to the making place in Huntsville and ask some questions
Image 1 is looking at the dangerous end of about 22 million Newtons. Similar to 10 million Estes (TM) model rocket (solids), which is probably more than they have made in their entire history of 'bringing Darwin' to youngsters. You ought to send Estes this image and ask how many they have ever made. Maybe they will send some free samples to bring on your job interview with the Blue Feather Group in H-ville.
