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 The Latest Article Canada’s efforts to mitigate underwater radiated noise Article Simulations to Spot a Problem Before it Occurs Article Measuring Sound: Onboard Approaches