Unleaded: 172.9p a litre, 1.2p over the national average, filed Thursday 29 October
Unleaded within 5 miles
Mantles group limited: 169.9p a litre, 3.6 miles away. 3.0p a litre cheaper: saves £1.65 a tank, and costs about £1.39 of fuel to get there and back. Worth the trip.
Royston Extra - Petrol Filling Station: 169.9p a litre, 3.7 miles away. 3.0p a litre cheaper: saves £1.65 a tank, and costs about £1.42 of fuel to get there and back. Worth the trip.
Mfg Aerodrome: 171.9p a litre, 3.9 miles away. 1.0p a litre cheaper: saves 55p a tank, and costs about £1.52 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.