Unleaded: 172.9p a litre, 1.2p over the national average, filed Thursday 29 October
Unleaded within 5 miles
Great Ponton Fuel Express Automat: 168.7p a litre, 3.0 miles away. 4.2p a litre cheaper: saves £2.31 a tank, and costs about £1.15 of fuel to get there and back. Worth the trip.
Sainsburys Grantham: 168.9p a litre, 0.2 miles away. 4.0p a litre cheaper: saves £2.20 a tank, and costs about 7p of fuel to get there and back. Worth the trip.
Asda Grantham Superstore: 169.7p a litre, 0.9 miles away. 3.2p a litre cheaper: saves £1.76 a tank, and costs about 34p of fuel to get there and back. Worth the trip.
Mfg Somerby Hill: 169.9p a litre, 0.3 miles away. 3.0p a litre cheaper: saves £1.65 a tank, and costs about 11p of fuel to get there and back. Worth the trip.
Mfg Archways: 169.9p a litre, 0.5 miles away. 3.0p a litre cheaper: saves £1.65 a tank, and costs about 19p of fuel to get there and back. Worth the trip.
EG Grantham Pfs: 171.9p a litre, 0.9 miles away. 1.0p a litre cheaper: saves 55p a tank, and costs about 35p of fuel to get there and back. 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.