Proved reserves of crude oil rose 3.55% to 5.15 bil barrels in Oman in 2015, according to EIA.
Historically, proved reserves of crude oil in Oman reached an all time high of 5.51 bil barrels in 2006 and an all time low of 2.34 bil barrels in 1981. When compared to Oman's main peers, proved reserves of crude oil in Iran amounted to 158 bil barrels, 268 bil barrels in Saudi Arabia, 97.8 bil barrels in United Arab Emirates and 3.00 bil barrels in Yemen in 2015.
Oman has been ranked 22nd within the group of 95 countries we follow in terms of proved reserves of crude oil, 2 places below the position seen 10 years ago.
| Proved Reserves of Crude Oil | Unit | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 |
| Bahrain | bil barrels | 0.125 | 0.125 | 0.125 | 0.125 | 0.125 | ||||||||||||||||
| Djibouti | bil barrels | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
| Eritrea | bil barrels | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
| Iran | bil barrels | 137 | 151 | 155 | 157 | 158 | ||||||||||||||||
| Iraq | bil barrels | 115 | 143 | 141 | 140 | 144 | ||||||||||||||||
| Jordan | bil barrels | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | ||||||||||||||||
| Oman | bil barrels | 5.50 | 5.50 | 5.50 | 4.97 | 5.15 | ||||||||||||||||
| Pakistan | bil barrels | 0.313 | 0.281 | 0.248 | 0.342 | 0.371 | ||||||||||||||||
| Qatar | bil barrels | 25.4 | 25.4 | 25.4 | 25.2 | 25.2 | ||||||||||||||||
| Saudi Arabia | bil barrels | 263 | 267 | 268 | 268 | 268 | ||||||||||||||||
| Turkmenistan | bil barrels | 0.600 | 0.600 | 0.600 | 0.600 | 0.600 | ||||||||||||||||
| United Arab Emirates | bil barrels | 97.8 | 97.8 | 97.8 | 97.8 | 97.8 | ||||||||||||||||
| Yemen | bil barrels | 3.00 | 3.00 | 3.00 | 3.00 | 3.00 |
Helgi Library 
