| gigatonne of oil equivalent | Gtoe | Gtoe | 1.0 Gtoe (42 EJ) | |||
| megatonne of oil equivalent | Mtoe | Mtoe | 1.0 Mtoe (42 PJ) | |||
| kilotonne of oil equivalent | ktoe | ktoe | 1.0 ktoe (42 TJ) | |||
| tonne of oil equivalent | toe | toe | 1.0 toe (42 GJ) | |||
| kilo barrel of oil equivalent | kBOE (kbboe) | kBOE | 1.0 kBOE (6.1 TJ) | |||
| barrel of oil equivalent | BOE | BOE | 1.0 BOE (6.1 GJ) |