What is the cheapest petrol in Portsmouth today?

The cheapest petrol in Portsmouth is 159.9p per litre at All Saints Service Station All Saints Service Station, based on 14 stations with live prices. Unleaded (E10) averages 162.0p per litre.

What is the cheapest diesel in Portsmouth today?

The cheapest diesel in Portsmouth is 178.9p per litre at Tesco PORTSMOUTH EXTRA - PETROL FILLING STATION, based on 13 stations with live prices. Diesel averages 183.3p per litre.

Are supermarket petrol stations cheaper in Portsmouth?

Yes. Supermarket forecourts in Portsmouth currently average 160.7p per litre for unleaded, 2.1p less than the 162.8p 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 24 August 2026, the cheapest unleaded petrol in Portsmouth is 159.9p/L at All Saints Service Station All Saints Service Station, the cheapest diesel in Portsmouth is 178.9p/L at Tesco PORTSMOUTH EXTRA - PETROL FILLING STATION. Across 14 stations, unleaded averages 162.0p/L and diesel 183.3p/L. Supermarket forecourts in Portsmouth average 2.1p/L less than branded stations for unleaded.

Unleaded (E10)

159.9p cheapest

Avg 162.0pHigh 165.9pSpread 6.0p14 priced

Diesel

178.9p cheapest

Avg 183.3pHigh 188.9pSpread 10.0p13 priced

Cheapest Unleaded (E10) in Portsmouth

1. All Saints Service Station — All Saints Service Station · PORTSMOUTH159.9p
2. Tesco — PORTSMOUTH EXTRA - PETROL FILLING STATION · PORTSMOUTH159.9p
3. Sainsbury's — SAINSBURYS FARLINGTON · PORTSMOUTH159.9p
4. BP — Eastern Road Service Station · Portsmouth159.9p
5. Asda — ASDA PORTSMOUTH · PORTSMOUTH160.7p

Cheapest Diesel in Portsmouth

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

Data freshness

Updated 22 Aug 2026, 06:41

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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