VLCC (Very Large Crude Carrier): Over 200,000 tons
ULCC (Ultra Large Crude Carrier): Over 320,000 tons
Aframax: 80,000–120,000 tons
Panamax: 60,000–80,000 tons
MR (Medium Range): 25,000–45,000 tons
Handysize: Up to 25,000 tons
LNG Tankers: For liquefied natural gas
LPG Tankers: For liquefied petroleum gas
Chemical Tankers: For chemicals and petrochemical products
FSO (Floating Storage and Offloading)
FPSO (Floating Production, Storage and Offloading)