Octopus Energy
Tracks the Ofgem price cap with no exit fees.
12-month price certainty, often below the cap.
Half-hourly prices that follow wholesale rates.
*Estimated dual-fuel cost at Ofgem typical usage. Always confirm live pricing on the supplier's own website.
Customer Satisfaction
Switching Performance
EstimatedUp to 5 working days (Ofgem switching guarantee)
Exit fees
Typically £0 on variable · up to £75 on fixed tariffs
Typical transfer period
Up to 5 working days
Smart Meter Intelligence
Updated periodicallyCustomer Service Performance
EstimatedLive figures not always available — latest verified indicators shown.Avg. call wait
~7 min average
Email response
Within 2 working days
Live chat
Available
Weekend support
Yes
24-hour support
Emergency only
UK call centres
Yes
Accessibility services
Yes
Independent Service Assessment
Updated periodicallyCitizens Advice style star rating
#1 of 9
Overall ranking
Independent service assessments measure how well a supplier handles customer service, complaints, billing accuracy and ease of contact. Where the official Citizens Advice star rating is published it is used directly; otherwise these indicators are modelled from PowerGuardian scoring and labelled accordingly.
Tariff Timeline
Updated periodically- 2015Supplier established
Octopus Energy began supplying UK households.
- 2020Flexible Octopus launched
Tracks the Ofgem price cap with no exit fees.
- 2021Octopus 12M Fixed launched
12-month price certainty, often below the cap.
- 2022Agile Octopus launched
Half-hourly prices that follow wholesale rates.
- 2023Intelligent Octopus Go launched
Cheap overnight EV charging from ~7p/kWh.
- 2025Price cap tracking
Variable tariffs realigned to the latest Ofgem price cap.
- 2026Current tariff line-up
4 tariffs currently available across fixed, variable and smart options.
Timeline expands automatically as more historical pricing data becomes available.
Best For
Highlighted profiles are automatically matched to this supplier's tariffs, smart-meter support and pricing.
Strengths
- Top-rated customer service in Citizens Advice quarterly tables for multiple years running.
- Lowest complaint rate among the large suppliers per Ofgem published data.
- Innovative smart and time-of-use tariffs (Agile, Intelligent) that reward off-peak usage.
- Transparent direct-debit reviews with quick refunds of built-up credit.
Consider Before Switching
- Smart tariff savings depend on having a working smart meter and flexible usage.
- Fixed-tariff pricing is competitive but rarely the absolute cheapest in every region.
Is This Supplier Right For You?
EstimatedTypical usage
Heating type
Smart meter
Electric vehicle
Solar panels
Personalised match score: 96/100
Why this recommendation:
- Strong smart-meter support unlocks time-of-use savings.
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Recent Supplier Developments
- 27 July 2026
Octopus Energy is trialling 'low or no standing charge' tariffs, responding to Ofgem's price cap changes, which should improve tariff appeal.
- 20 May 2026
Expanded Intelligent Octopus Go to more EV and heat-pump households.
- 12 April 2026
Retained top spot in the latest Citizens Advice service star rating.
Independent supplier intelligence. PowerGuardian is not affiliated with Octopus Energy. Verified figures are sourced from published Ofgem, Citizens Advice and supplier data; estimated figures are modelled from PowerGuardian scoring and clearly labelled, and every module is built to connect to live data feeds as they become available. Always verify current pricing on the supplier's own website before switching.
Seeing estimated bills or odd charges from Octopus Energy? Faulty meter readings — not the supplier — are often the cause. Check our guide to common smart meter problems and how to fix them before you judge their billing accuracy or decide to switch.
Related Guides
PowerGuardian customer reviews
Reviews submitted directly to PowerGuardian by UK households. Kept separate from Trustpilot, Citizens Advice and Ofgem data — never blended into a single score.
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