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Petrol Prices Vary by 12p Amid CMA's New Tool

1/16/2026

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Summary

Story summary

The Competition and Markets Authority found petrol prices vary by up to 12p per litre between nearby towns such as Horsham and Crawley, due to wholesale costs and retailer margins.
The CMA reported supermarket margins averaged 8.4% in 2025 and other retailers 9.8%.
Despite falling wholesale prices, pump prices rise slowly.
The CMA plans a government-run price comparison tool to boost competition.

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Story summary

The Competition and Markets Authority found petrol prices vary by up to 12p per litre between nearby towns such as Horsham and Crawley, due to wholesale costs and retailer margins.
The CMA reported supermarket margins averaged 8.4% in 2025 and other retailers 9.8%.
Despite falling wholesale prices, pump prices rise slowly.
The CMA plans a government-run price comparison tool to boost competition.