Infographic Tanker Sizes and Capacities Share There are five principle sizes of oil tankers. In ascending order based on size, the smallest is the Panamax, Aframax, Suezmax, VLCC and the ULCC. Published March 22, 2018 | Last modified on June 20, 2024 You may also be interested in Infographic Oil Transported as Cargo in Canadian Waters Infographic Angus Reid Poll, March 2016 Infographic Marine Shipping and You – Economy