Research and analysis

Household energy savings through switching: supporting evidence

Supporting evidence for claim that households can save money through switching energy supplier.


Quarter 2 2015 switching statistics

This file may not be suitable for users of assistive technology. Request an accessible format.

If you use assistive technology (eg a screen reader) and need a version of this document in a more accessible format, please email Please tell us what format you need. It will help us if you say what assistive technology you use.


The documents on this page provide the supporting evidence for the government’s claim that through switching energy supplier “many households could save around £200 a year – and some even more;” and that the changes to tariffs and support services have made it easier for consumers to switch energy suppliers.

The data supports “The Power to Switch” campaign. More information about how to save money on your energy bills can be found at