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Petrol Prices in Portsmouth
Average today: unleaded 167.0p · diesel 189.7p ·
UK average 167.7p / 189.2p
Checked 10 September 2026 · retailer-reported prices, changes filed within 30 minutes
Portsmouth trend: Unleaded ▲ 4.3p · 7d · Diesel ▲ 5.0p · 7d
The cheapest unleaded in Portsmouth today is 163.9p
at BP, Eastern Road Service Station. Filling a 55-litre tank at the cheapest station instead of the priciest saves about £4.95.
Cheapest Unleaded First
CheapestSet 28 Aug · Checked today
BP
Eastern Road Service Station, PO3 6QB
Save up to £4.95 on a tank
Set 09 Sep · Checked today
Tesco
Tesco Stores Ltd, PO6 4SR
Save up to £4.95 on a tank
Set 07 Sep · Checked today
Sainsburys
Fitzherbert Road, PO6 1RR
Save up to £4.95 on a tank
Set 08 Sep · Checked today
Asda
The Bridge Shopping Centre, PO1 1SL
Set 09 Sep · Checked today
EG on the Move
258 Havant Road, PO11 0LP
Costs £0.55 more to fill up
Set 09 Sep · Checked today
Tesco
Fratton Way, PO4 8FD
Costs £0.55 more to fill up
Set 09 Sep · Checked today
Sainsburys
Hambledon Road, PO7 7UL
Costs £1.65 more to fill up
Set 09 Sep · Checked today
Esso
241 Copnor Rd, PO3 5EE
Costs £1.65 more to fill up
Set 09 Sep · Checked today
All Saints Service Station
BP, PO1 4BU
Costs £2.20 more to fill up
Set 07 Sep · Checked today
Shell
Kettering Terrace, PO2 7SB
Costs £3.30 more to fill up
Set 08 Sep · Checked today
Esso
Kingston Road, PO2 7DZ
Costs £3.30 more to fill up
Set 06 Sep · Checked today
Shell
Eastern Road, PO6 1UW
Costs £3.30 more to fill up
Set 07 Sep · Checked today
Shell
London Road, PO2 9RR
Costs £4.95 more to fill up