The biggest crude oil tanker still existing is as far as i know is the TI OCEANIA and sisters TI Africa, TI Asia and TI Europe
TI OCEANIA:
IMO 9246633
EX: HELLESPONT FAIRFAX
DWT:441.585
Lenght:380m
Breadth:68m
Draugt:24.5m
Depth:34m
Speed:16.5 knots
Flag:MARSHALL ISLANDS
Year of build:2003
Builder:DSME SEOUL-SOUTH KOREA
since 2004 Jul 31 HELLESPONT FAIRFAX
but the longest ships is the Maersk E-Series container ships
Emma Maersk:
IMO: 9321483
Lenght: 397 m
Beam: 56 m
Depth: 30 m
Draft: 15.5 m
Deadweight: 156,907 mt
GT: 170,974 mt
NT: 156,907 mt
TEUs: 14,770
Speed: 25.6 kn
Ship-yard: Odense Steel
Engine: Wartsila, 80.080 KW
Registry Port: Taarbaek
Regards Traby