What is guaranteed minimum broadband speed?
Where a link is marked *, it is a partner link — we receive commission at no extra cost to you. Links without a * earn us nothing. How we make money.
In short: Providers must give a minimum guaranteed download speed at sale. If speeds stay below this consistently, you may have grounds to leave penalty-free under Ofcom rules — keep speed test records.
Last reviewed:
Reviewed by Kaiser Khan
Wi-Fi speeds inside the home are lower than line speed — test wired where possible.
Peak-time congestion affects cable and some fibre networks.
See compare broadband guide.
Primary source: ofcom.org.uk/phones-and-broadband/coverage-and-speeds
Part of our Bills & utilities
This quick answer sits inside our wider bills & utilities hub — with sub-guides, calculators and step-by-step explainers on the same topic.
Read the full bills & utilities guide →