What is the cheapest petrol in Portsmouth today?

The cheapest petrol in Portsmouth is 159.9p per litre at BP Eastern Road Service Station, based on 14 stations with live prices. Unleaded (E10) averages 163.0p per litre.

What is the cheapest diesel in Portsmouth today?

The cheapest diesel in Portsmouth is 178.9p per litre at Sainsbury's SAINSBURYS FARLINGTON, based on 13 stations with live prices. Diesel averages 183.1p per litre.

Are supermarket petrol stations cheaper in Portsmouth?

Yes. Supermarket forecourts in Portsmouth currently average 162.3p per litre for unleaded, 1.0p less than the 163.3p average at branded and independent stations.

Portsmouth Fuel Prices

Find the cheapest petrol and diesel in Portsmouth. Live prices from 14 fuel stations, updated hourly from the official Fuel Finder feed.

Fuel price answer

cheapest petrol and diesel in Portsmouth

As of 9 August 2026, the cheapest unleaded petrol in Portsmouth is 159.9p/L at BP Eastern Road Service Station, the cheapest diesel in Portsmouth is 178.9p/L at Sainsbury's SAINSBURYS FARLINGTON. Across 14 stations, unleaded averages 163.0p/L and diesel 183.1p/L. Supermarket forecourts in Portsmouth average 1.0p/L less than branded stations for unleaded.

Unleaded (E10)

159.9p cheapest

Avg 163.0pHigh 165.9pSpread 6.0p14 priced

Diesel

178.9p cheapest

Avg 183.1pHigh 186.9pSpread 8.0p13 priced

Cheapest Unleaded (E10) in Portsmouth

1. BP — Eastern Road Service Station · Portsmouth159.9p
2. Asda — ASDA PORTSMOUTH · PORTSMOUTH161.7p
3. EG ON THE MOVE — EG HAYLING ISLAND PFS · PORTSMOUTH161.9p
4. Tesco — PORTSMOUTH EXTRA - PETROL FILLING STATION · PORTSMOUTH161.9p
5. Tesco — FRATTON EXTRA - PETROL FILLING STATION · PORTSMOUTH161.9p

Cheapest Diesel in Portsmouth

1. Sainsbury's — SAINSBURYS FARLINGTON · PORTSMOUTH178.9p
2. Tesco — PORTSMOUTH EXTRA - PETROL FILLING STATION · PORTSMOUTH179.9p
3. Sainsbury's — SAINSBURYS WATERLOOVILLE · PORTSMOUTH180.9p
4. Asda — ASDA PORTSMOUTH · PORTSMOUTH181.7p
5. Tesco — FRATTON EXTRA - PETROL FILLING STATION · PORTSMOUTH181.9p

Data freshness

Updated 8 Aug 2026, 23:00

Methodology

PetrolPal groups stations by country, region, and city from postcode-derived location data. Local pages are designed to help drivers compare nearby petrol and diesel prices before choosing where to fill up.

Citation

Source: PetrolPal, using official UK forecourt fuel price data. Cite: https://petrolpal.co.uk/fuel-prices/england/south-east/portsmouth

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About Portsmouth Fuel Prices

PetrolPal tracks live fuel prices in Portsmouth using official UK Government data, updated hourly. Compare petrol and diesel prices from supermarkets, branded stations, and independents to find the cheapest fuel near you.

Prices in Portsmouth are based on stations in the South East region of England. View the Portsmouth statistics page for detailed price analytics including brand averages, price distribution, and historical trends.

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