Compare UK energy suppliers (2026)

From the big six to challengers - see how suppliers compare and find a deal below the price cap now the July rise has landed.

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Comparing UK home energy tariffs

Every supplier we compare

These are the 19 active suppliers in our live comparison. Tariff counts come straight from the feed and change daily. Prices and availability vary by region and usage, so the only way to see what each one would cost you is to run your own postcode.

British Gas logoBritish Gas59,950 tariffs in our comparisonEDF Energy logoEDF Energy59,903 tariffs in our comparisonScottishPower logoScottishPower52,241 tariffs in our comparisonE.ON Next logoE.ON Next43,067 tariffs in our comparisonOVO energy logoOVO energy32,456 tariffs in our comparisonUtility Warehouse logoUtility Warehouse15,752 tariffs in our comparisonOutfox Energy logoOutfox Energy15,667 tariffs in our comparisonSo Energy logoSo Energy11,103 tariffs in our comparisonSainsbury's Energy logoSainsbury's Energy10,976 tariffs in our comparisonCo-op Energy logoCo-op Energy8,344 tariffs in our comparisonOctopus Energy logoOctopus Energy5,689 tariffs in our comparisonFuse Energy logoFuse Energy2,045 tariffs in our comparisonEcotricity logoEcotricity1,583 tariffs in our comparisonUtilita logoUtilita1,261 tariffs in our comparisonHome Energy logoHome Energy560 tariffs in our comparison100Green logo100Green448 tariffs in our comparisonLondon Power logoLondon Power448 tariffs in our comparisonTulo Energy logoTulo Energy224 tariffs in our comparisonE (Gas & Electricity) logoE (Gas & Electricity)99 tariffs in our comparison

Find the right supplier for you

There is no single cheapest supplier - it depends on your region, how much you use and whether you want a fixed, variable or smart tariff. Service quality and customer reviews matter too.

We compare the whole market on your usage, so you can weigh price, contract type and service in one place - and switch in minutes.

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What to weigh up

Price & contract

Unit rate, standing charge, fixed vs variable and any exit fees.

Service

Customer reviews and complaint handling vary widely between suppliers.

Smart features

If you have an EV, heat pump or battery, check the smart and off-peak tariffs.

Cut your bills for good with solar

Compare free, no-obligation quotes from vetted local solar & battery installers.

FAQs

There is no single cheapest - it depends on region, usage and tariff type. Comparing the whole market on your usage is the reliable way to find yours.

Yes - Ofgem's Supplier of Last Resort protects your supply and credit balance if a licensed supplier fails.

Around each quarterly cap change and when a fixed deal ends - with the next Ofgem cap due in late August 2026, now is a good time.

Compare every supplier

Find your cheapest switch under the current price cap.

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No obligation. Reviewed 1 September 2026.

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Updated on 6 Sep 2026