They're not the same rocket, is that a surprise?
Replying to: Here..LEO load to launch wt ratio: CZ-5dy--(70:2211) > CZ-9b--(50:1964) -- InTheNameOfJesus	Post Reply Forum

motif

07/17/2021, 20:55:32

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They use the same fuel combo;why hier specific impulse=>less payload? - InTheNameOfJesus 07-18 11:54 | 161 bytes | +1
- Pls, payload is determined by lift off thrust, specific impulse measure engine - motif 07-18 14:21 | 11 bytes | +1
  - Pls,U don't hav the basics1)Payload:takeoff WT ratio depends on a no.of factors - InTheNameOfJesus 07-19 10:36 | 1163 bytes | +1
    - Take a look at Falcon 9 (24:770) > Delta 4 Heavy (29:961) - motif 07-19 20:53 | 247 bytes | +1
      - Where did u get the'961'from'Delta 4 Heavy (29:961)'? - InTheNameOfJesus 07-20 06:38 | 259 bytes | +1
        
        Both figure lift off thrust - motif 07-20 22:03 | 93 bytes | +1
        
        U missed a no.of important things.Ur'Payload:thrust'ratio also overlook many - InTheNameOfJesus 07-21 17:24 | 7285 bytes | link +1
        
        The same apply to your comparison of 921 to CZ-9B - motif 07-21 20:54 | 450 bytes | +1
        
        If I missed something bcos they're not there in the'leaked infos',as u said - InTheNameOfJesus 07-22 13:32 | 393 bytes |