[MarkusQ]

Source?

I get Starship 34,000,000 kg + 12,000,000 kg vs 747 ~200,000 liters ≅ 150,000 kg, or about 1/300 th of what Starship holds.

[throwawaymaths]

Oh shit I'm sorry I am so wrong. I had calculated falcon 9. Thank you for the correction