EDF's cheapest gas and electricity tariff by Direct Debit is the cheaper of the two in 14 of 14 regions; in London, Flexible Octopus costs £1,696.57 and EDF Simply Tracker Jan28 £1,655.57 a year at Ofgem's typical use, as the suppliers' own tariff feeds stated on 15 Nov 2026.
One row per region: the cheaper brand's tariff, with the other's beside it. Annual figures are for Ofgem's typical household (2,500 kWh of electricity and 9,500 kWh of gas a year, in force since 1 July 2026): unit rate x typical use + standing charge x 365.
UK energy · read from each supplier's own tariff feed on 15 Nov 2026, with the page linked on each row.
Dated 15 Nov 2026. Nothing is estimated beyond arithmetic the page names, and no provider pays to appear.