Which? uses cookies to improve our sites and by continuing you agree to our cookies policy

Cheapest energy deals for May 2016

Avro Energy offers this month's top energy deal

Light bulb with energy bills graph

There are currently 44 active energy suppliers – we reveal the top five cheapest

If you’re thinking it’s about time you switched to a new energy supplier, read on to find out which are the cheapest dual fuel gas and electricity deals on offer in May 2016. 

The cheapest tariffs listed below are all currently clustering around the £750 mark, based on the amount an average energy user could expect to pay over the course of a year. 

All of the tariffs in May’s top five are fixed deals lasting a year. If you leave before the end of your fixed tariff term, most energy companies will charge exit fees that can be as much as £60 (£30 for both gas and electricity). The one exception in this table is the cheapest from Avro Energy, which has no exit fees. 

Use our independent switching site Which? Switch to get a personalised recommendation for the cheapest energy deal for your area. If you’d prefer to call, you can ring Which? Switch on 0800 410 1149 or 01259 220 235.

Top five cheapest energy deals

These are the top five cheapest dual fuel energy deals in May 2016 available to customers in all regions. Click the links to find out more about each company.

Top five cheapest energy deals for May 2016
Supplier Tariff Annual price Tariff type Exit fee
Avro Energy Simple and Connect £744 Fixed No exit fee
Sainsbury’s Energy Fixed Price May 2017 £750 Fixed £60 (£30 per fuel)
So Energy So Duck £750 Fixed £10 (£5 per fuel)
GnERGY GnERGY Fixed June 2017 £751 Fixed £50 (£25 per fuel)
PFP Energy Together – September 2017 fixed 32 £752 Fixed £60 (£30 per fuel)
How these prices are calculated: Prices are based on a dual fuel tariff for an average user (using 3,100 kWh of electricity and 12,500 kWh of gas per year), paying by direct debit and are averaged across all regions. Exact prices can vary according to region, usage and payment method. The prices given in the table above are correct as of 10 May 2016.


Current standard tariffs from the Big Six

Many households are still on the standard variable tariff offered by one of the Big Six energy firms. These tariffs are usually more expensive than the cheapest tariff available on the market. If you are on one of these standard tariffs, you are probably paying too much. 

Compare and switch suppliers

Choose the fuel type
to compare:

Gas and electricity Electricity
Gas only

Our research shows that if you’re on a standard tariff with one of the Big Six, you could save up to £343 a year by switching to the cheapest deal. 

1. Npower £1,077 – £333 more expensive than Avro Energy’s Simple and Connect tariff

2. Scottish Power £1,081 – £343 more expensive

3. EDF £1,069 – £325 more expensive

4. SSE £1,068 – £324 more expensive

5. Eon £1,057 – £313 more expensive

6. British Gas £1,044 – £300 more expensive

All the prices above are supplied by Energylinx, and are based on the details of a dual fuel medium user (12,500kWh of gas and 3,100kWh of electricity a year) paying by monthly direct debit and choosing paperless billing. 

Prices are averaged across all regions and correct as of 10 May 2016.

More on this…

Back to top