Petrol and diesel prices at Asda Leckwith Road Superstore

Asda Leckwith Road Superstore, CF11 8AZ.

What it is charging

Unleaded: 169.7p a litre, 2.0p under the national average, filed Tuesday 27 October

Asda Cardiff Coryton Supercentre: 168.7p a litre, 4.0 miles away. 1.0p a litre cheaper: saves 55p a tank, and costs about £1.53 of fuel to get there and back. Not worth the trip.
Mfg Morrisons Cardiff Tyglass: 168.9p a litre, 3.7 miles away. 0.8p a litre cheaper: saves 44p a tank, and costs about £1.42 of fuel to get there and back. Not worth the trip.
Mfg Ninian: 169.9p a litre, 0.5 miles away
Tudor Motors: 169.9p a litre, 1.0 miles away
Rontec Cathedral: 169.9p a litre, 1.0 miles away
Asda Cardiff Bay Superstore: 169.9p a litre, 1.4 miles away

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.