Schooner Apollonia’s cargo and fuel use records from 2021 show that the ton-mile fuel efficiency of even a very small sail freighter is far higher than comparable trucking. Operational results show a fuel efficiency of 134.6 ton-miles per gallon of diesel fuel while operating at 21.5% tonnage intensity, as compared to an average of 70 tm/gal for US trucking overall.  click here to read more

Source: https://www.researchgate.net/publication/358971392_Operation_of_a_sail_freighter_on_the_Hudson_River_Schooner_Apollonia_in_2021