What is the cheapest petrol in Portsmouth today?

The cheapest petrol in Portsmouth is 159.7p per litre at Asda ASDA PORTSMOUTH, 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 177.9p per litre at Tesco PORTSMOUTH EXTRA - PETROL FILLING STATION, based on 13 stations with live prices. Diesel averages 181.8p per litre.

Are supermarket petrol stations cheaper in Portsmouth?

Yes. Supermarket forecourts in Portsmouth currently average 161.5p per litre for unleaded, 0.8p less than the 162.3p 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 4 August 2026, the cheapest unleaded petrol in Portsmouth is 159.7p/L at Asda ASDA PORTSMOUTH, the cheapest diesel in Portsmouth is 177.9p/L at Tesco PORTSMOUTH EXTRA - PETROL FILLING STATION. Across 14 stations, unleaded averages 162.0p/L and diesel 181.8p/L. Supermarket forecourts in Portsmouth average 0.8p/L less than branded stations for unleaded.

Unleaded (E10)

159.7p cheapest

Avg 162.0pHigh 165.9pSpread 6.2p14 priced

Diesel

177.9p cheapest

Avg 181.8pHigh 185.9pSpread 8.0p13 priced

Cheapest Unleaded (E10) in Portsmouth

1. Asda — ASDA PORTSMOUTH · PORTSMOUTH159.7p
2. BP — Easternroad Service Station · Portsmouth159.9p
3. BP — Eastern Road Service Station · Portsmouth159.9p
4. EG ON THE MOVE — EG HAYLING ISLAND PFS · PORTSMOUTH160.9p
5. Tesco — FRATTON EXTRA - PETROL FILLING STATION · PORTSMOUTH160.9p

Cheapest Diesel in Portsmouth

1. Tesco — PORTSMOUTH EXTRA - PETROL FILLING STATION · PORTSMOUTH177.9p
2. Sainsbury's — SAINSBURYS FARLINGTON · PORTSMOUTH177.9p
3. BP — Easternroad Service Station · Portsmouth178.9p
4. Asda — ASDA PORTSMOUTH · PORTSMOUTH179.7p
5. Sainsbury's — SAINSBURYS WATERLOOVILLE · PORTSMOUTH179.9p

Data freshness

Updated 4 Aug 2026, 07:38

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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