The Difference Between Sweet and Sour Crude Oil By Bloomberg Markets TV and Finance on March 15, 2019 in Economic News The following video is brought to you courtesy of the Bloomberg Markets and Finance YouTube Channel. Click the video below to watch it now. Mar.15 — No all oil is created equal. There is a surprising difference in price between the U.S. and Dubai benchmarks of oil. Bloomberg’s Annmarie Hordern reports.