Unleaded: 169.9p a litre, 1.8p under the national average, filed Monday 26 October
Diesel: 195.9p a litre, 2.8p under the national average, filed Friday 23 October
Unleaded within 5 miles
Mile End Service Station: 164.9p a litre, 5.0 miles away. 5.0p a litre cheaper: saves £2.75 a tank, and costs about £1.87 of fuel to get there and back. Worth the trip.
Baglan Service Station: 165.9p a litre, 5.0 miles away. 4.0p a litre cheaper: saves £2.20 a tank, and costs about £1.88 of fuel to get there and back. Worth the trip.
Sainsburys Swansea: 167.9p a litre, 1.5 miles away. 2.0p a litre cheaper: saves £1.10 a tank, and costs about 57p of fuel to get there and back. Worth the trip.
Nts Killay Service Station: 167.9p a litre, 3.9 miles away. 2.0p a litre cheaper: saves £1.10 a tank, and costs about £1.48 of fuel to get there and back. Not worth the trip.
Mfg Mumbles: 167.9p a litre, 4.3 miles away. 2.0p a litre cheaper: saves £1.10 a tank, and costs about £1.64 of fuel to get there and back. Not worth the trip.
Mfg Dunvant: 167.9p a litre, 4.4 miles away. 2.0p a litre cheaper: saves £1.10 a tank, and costs about £1.67 of fuel to get there and back. Not worth the trip.
On a 55-litre tank at 40mpg. The distance is straight-line rather than by road, so a real trip is longer than the one costed here.