Provider comparison

Compare UK energy suppliers

Five large household energy suppliers side by side: the tariff types they offer, EV and smart tariffs, Pay As You Go, exit fees on fixed deals and their apps. Every detail comes from the supplier's own website. Prices aren't shown because they change often and depend on your region, meter and usage.

Details checked 27 October 2026

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British Gas

Tariff types
  • Fixed
  • Fixed tracker
  • Standard variable
EV tariff
EV Power
Smart / time-of-use tariff
Heat Power (heat pumps)
Pay As You Go
Pay As You Go tariffs available
Exit fees
May apply on fixed tariffs; check the tariff terms
App
British Gas app
Rewards and extras
PeakSave
Visit British Gas

EDF

Tariff types
  • Fixed
  • Tracker
  • Standard variable
EV tariff
GoElectric
Smart / time-of-use tariff
FreePhase
Pay As You Go
Smart Pay As You Go meters
Exit fees
Apply on its fixed and tracker tariffs
App
EDF app
Rewards and extras
Flextras rewards
Visit EDF

E.ON Next

Tariff types
  • Fixed
  • Tracker
  • Variable
EV tariff
Next Drive Smart
Smart / time-of-use tariff
Next Smart Saver
Pay As You Go
Available — contact E.ON Next
Exit fees
Apply on fixed tariffs
App
E.ON Next app
Rewards and extras
Energy Switch Guarantee
Visit E.ON Next

Octopus Energy

Tariff types
  • Fixed
  • Flexible (variable)
  • Tracker
  • Agile
EV tariff
Intelligent Octopus Go
Smart / time-of-use tariff
Agile Octopus
Pay As You Go
Prepayment tariff available
Exit fees
May apply on fixed tariffs; none on Flexible
App
Octopus Energy app
Rewards and extras
Octoplus rewards
Visit Octopus Energy

OVO

Tariff types
  • Fixed
  • Standard variable
EV tariff
Charge Anytime (EV add-on)
Smart / time-of-use tariff
Not stated
Pay As You Go
Smart Pay As You Go meters
Exit fees
Apply on fixed tariffs; none on standard variable
App
OVO app
Rewards and extras
Beyond rewards
Visit OVO

“Not stated” means we couldn't confirm it on the provider's own website when we checked. It doesn't mean the provider doesn't offer it — ask them.

How to use this table

Decide first which kind of tariff suits you: a fixed price for certainty, a variable or tracker tariff that moves with the market, or a smart or EV tariff if you can shift usage to cheaper times. Then compare suppliers that offer that type, and get quotes using your actual annual usage from your bill.

For background, read how the energy price cap works and whether a fixed tariff is worth it. Struggling with bills? See help with energy bills.

Common questions

Why doesn't this table show prices?

Energy prices depend on your region, your meter, how you pay and how much you use, and suppliers change their tariffs often. Use the table to narrow down suppliers, then compare quotes based on your own annual usage.

What's the difference between fixed, variable and tracker tariffs?

A fixed tariff locks your unit rates and standing charge for a set period. A standard variable tariff moves when the Ofgem price cap changes. A tracker tariff follows a wholesale or other published price, so it can change more often.

Do I need a smart meter for an EV or time-of-use tariff?

Usually, yes. EV and time-of-use tariffs charge different rates at different times of day, which needs a smart meter to record when you use electricity. Check each supplier's eligibility rules.

Will I pay to leave a fixed tariff?

Many fixed tariffs have exit fees if you leave early, while standard variable tariffs usually don't. Ofgem rules mean suppliers can't charge exit fees in the final 49 days of a fixed tariff. Check the specific tariff's terms.

How are the suppliers ordered?

Alphabetically. This table is a reference, not a ranking, and the order doesn't reflect commission or any judgement about which supplier is best.

Sources

Details come from each provider's website, checked on the date shown. Providers are listed alphabetically, not ranked. Packages change, so always confirm details with the provider before you buy. Spotted something out of date? Tell us.