Energy Supplier Reviews
Data-driven reviews of UK energy suppliers. Updated monthly.

100Green
- Trustpilot
- 4.6 / 5
- Citizens Advice rank
- #1
- Which? score
- 72%
100Green delivers highly responsive phone support and ranks 1st with Citizens Advice, though its smartphone apps currently receive poor feedback.
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British Gas
- Trustpilot
- 4.5 / 5
- Citizens Advice rank
- #13
- Which? score
- 59%
British Gas offers a highly rated app and engineering services, but low independent customer service scores mean it may not suit those who prioritise support.
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E Energy
- Citizens Advice rank
- #9
- Which? score
- 79%
E Energy has positive app ratings and responsive phone support, but a lack of current pricing data makes it hard to judge its value.
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E.ON Next
- Trustpilot
- 4.5 / 5
- Citizens Advice rank
- #3
- Which? score
- 66%
E.ON Next combines strong Citizens Advice rankings and positive Trustpilot reviews, though its Which? customer service scores are low.
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Ecotricity
- Trustpilot
- 4.2 / 5
- Citizens Advice rank
- #7
- Which? score
- 66%
Ecotricity offers fast phone support and good Trustpilot scores, but its poorly rated mobile apps and mixed Which? results mean it will not suit everyone.
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EDF Energy
- Trustpilot
- 4.8 / 5
- Citizens Advice rank
- #11
- Which? score
- 58%
EDF Energy offers a highly rated app and strong Trustpilot reviews, but weak independent scores for customer service mean it may not suit everyone.
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Fuse Energy
- Trustpilot
- 4.8 / 5
Fuse Energy offers highly rated app-based account management and fixed tariffs, but lacks independent Citizens Advice data on its customer service.
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Good Energy
- Trustpilot
- 4.8 / 5
- Citizens Advice rank
- #6
- Which? score
- 69%
Good Energy offers highly rated customer service and strong support for vulnerable households, though its switching process receives lower marks.
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Home Energy
- Trustpilot
- 4.1 / 5
Home Energy offers a simple variable tariff with positive Trustpilot reviews, but it lacks the independent service data and fixed options found with larger...
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Octopus Energy
- Trustpilot
- 4.8 / 5
- Citizens Advice rank
- #4
- Which? score
- 74%
Octopus Energy offers strong customer service and highly rated apps, making it a reliable choice for most households.
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Outfox Energy
- Trustpilot
- 4.8 / 5
- Citizens Advice rank
- #2
- Which? score
- 71%
Outfox Energy offers strong support times and high Citizens Advice scores, but its poorly rated smartphone apps and low Which? customer service scores hold...
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OVO Energy
- Trustpilot
- 4.7 / 5
- Citizens Advice rank
- #8
- Which? score
- 61%
OVO Energy is highly rated on Trustpilot and offers a well-regarded iOS app, but poor independent scores from Which? suggest its customer service and value...
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Sainsbury’s Energy
- Trustpilot
- 4.3 / 5
- Which? score
- 71%
Sainsbury’s Energy offers Nectar point rewards and strong Trustpilot reviews, but missing app and Citizens Advice data makes it hard to fully assess.
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Scottish Power
- Trustpilot
- 4.4 / 5
- Citizens Advice rank
- #10
- Which? score
- 56%
Scottish Power pairs strong apps with positive Trustpilot reviews, but lower independent scores for customer service make it a mixed choice.
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So Energy
- Trustpilot
- 4.5 / 5
- Citizens Advice rank
- #12
- Which? score
- 60%
So Energy offers highly rated apps and strong Trustpilot reviews, but weak official scores from Citizens Advice make it a mixed option for households.
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Tulo Energy
- Trustpilot
- 4.6 / 5
Tulo Energy has strong Trustpilot reviews, but a lack of fixed tariffs and independent service data makes it difficult to judge against other suppliers.
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Utilita Energy
- Trustpilot
- 4.3 / 5
- Citizens Advice rank
- #15
- Which? score
- 68%
Utilita has strong app and Trustpilot ratings, but its low Citizens Advice score and limited tariff options mean it may not suit everyone.
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Utility Warehouse
- Trustpilot
- 4.2 / 5
- Citizens Advice rank
- #14
- Which? score
- 69%
Utility Warehouse suits households looking to bundle their home services on one bill, though long call wait times affect its customer service rankings.
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