ScottishPower
Thinking about choosing ScottishPower, or already with them? Here’s the evidence on service and costs, with the limitations explained so you can decide what matters to your home.
Default cap-tracking tariff.
12- and 24-month fixed options.
Off-peak EV charging rate.
*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
~12 min average
Email response
5+ working days
Live chat
Not offered
Weekend support
No
24-hour support
Emergency only
UK call centres
Mixed
Accessibility services
Yes
Independent Service Assessment
Updated periodicallyPowerGuardian service score, out of 5
#9 of 9
Overall ranking
This is PowerGuardian's own service score, built from our supplier monitoring. It is not the official Citizens Advice star rating — where we hold that published rating it is shown separately with its source.
Tariff Timeline
Updated periodically- 1990Supplier established
ScottishPower began supplying UK households.
- 2020Standard Variable launched
Default cap-tracking tariff.
- 2021Fixed Price launched
12- and 24-month fixed options.
- 2022EV Saver launched
Off-peak EV charging rate.
- 2025Price cap tracking
Variable tariffs realigned to the latest Ofgem price cap.
- 2026Current tariff line-up
3 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
- Backed by Iberdrola with strong renewable generation assets.
- Competitive fixed tariffs in some regions.
Consider Before Switching
- Customer service scores among the lowest of the large suppliers.
- Complaint volumes are elevated.
Is This Supplier Right For You?
EstimatedTypical usage
Heating type
Smart meter
Electric vehicle
Solar panels
Personalised match score: 55/100
Why this recommendation:
- Strong smart-meter support unlocks time-of-use savings.
Monday UK Energy Savings Briefing
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- Supplier news
- Money-saving advice
- New calculators
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- Exclusive insights
Recent Supplier Developments
- 14 September 2026
Engaging in Ofgem trial to provide cheaper off-peak electricity for smart meter users.
- 12 May 2026
Complaint volume remains elevated vs the large-supplier average.
Independent supplier intelligence. PowerGuardian is not affiliated with ScottishPower. 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 ScottishPower? 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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