Question 1

What fuel types are sold in Wales?

Accepted Answer

Forecourts in Wales that publish to the national feed list Super Unleaded (E5), Unleaded (E10), Diesel (B7), Premium Diesel and Biodiesel (B10). Not every station carries every grade — use the cheapest-by-fuel sections above to see which forecourt has the variant you need.

Question 2

What's the average price of super unleaded (E5) in Wales?

Accepted Answer

Super Unleaded (E5) in Wales is averaging 171.1p per litre across the forecourts publishing to the national feed, with the cheapest at 143.5p and the priciest at 196.9p.

Question 3

What's the average price of unleaded (E10) in Wales?

Accepted Answer

Unleaded (E10) in Wales is averaging 154.5p per litre across the forecourts publishing to the national feed, with the cheapest at 144.7p and the priciest at 181.9p.

Question 4

What's the average price of diesel (B7) in Wales?

Accepted Answer

Diesel (B7) in Wales is averaging 170.1p per litre across the forecourts publishing to the national feed, with the cheapest at 158.9p and the priciest at 199.9p.

Question 5

What's the average price of premium diesel in Wales?

Accepted Answer

Premium Diesel in Wales is averaging 189.6p per litre across the forecourts publishing to the national feed, with the cheapest at 162.5p and the priciest at 216.9p.

Question 6

What's the average price of biodiesel (B10) in Wales?

Accepted Answer

Biodiesel (B10) in Wales is averaging 168.9p per litre across the forecourts publishing to the national feed.

Question 7

Where can I get the cheapest super unleaded (E5) in Wales?

Accepted Answer

Kiln Park Service Station Kiln Park Service Station (DINBYCH-Y-PYSGOD, SA70 7RA) is currently the cheapest super unleaded (E5) in Wales at 143.5p per litre, with the price last updated 14 Jul. Tap the "Cheapest super unleaded (E5)" section above for the full ranking.

Question 8

Where can I get the cheapest unleaded (E10) in Wales?

Accepted Answer

Gulf Victoria Filling Station (ABERDAUGLEDDAU, SA73 2NA) is currently the cheapest unleaded (E10) in Wales at 144.7p per litre, with the price last updated 11 Jul. Tap the "Cheapest unleaded (E10)" section above for the full ranking.

Question 9

Where can I get the cheapest diesel (B7) in Wales?

Accepted Answer

ASDA ASDA CAERPHILLY SUPERSTORE (CAERPHILLY, CF83 3SX) is currently the cheapest diesel (B7) in Wales at 158.9p per litre, with the price last updated 10 Jul. Tap the "Cheapest diesel (B7)" section above for the full ranking.

Question 10

Where can I get the cheapest premium diesel in Wales?

Accepted Answer

MURCO TANERDY GARAGE (CARMARTHEN, SA31 2EY) is currently the cheapest premium diesel in Wales at 162.5p per litre, with the price last updated 08 Jul. Tap the "Cheapest premium diesel" section above for the full ranking.

Question 11

Where can I get the cheapest biodiesel (B10) in Wales?

Accepted Answer

H Ballard and Son Motors  H Ballard and Son Motors (Y TRALLWNG, SY21 7NJ) is currently the cheapest biodiesel (B10) in Wales at 168.9p per litre, with the price last updated 18 Jul. Tap the "Cheapest biodiesel (B10)" section above for the full ranking.

Question 12

How often are fuel prices in Wales updated?

Accepted Answer

UK retailers must publish any pump-price change to the CMA-mandated national feed within 30 minutes. FuelFox re-polls that feed every 30 minutes too, so a price you see is at most about an hour old and usually fresher. Each forecourt card shows a freshness pill — tap it for the exact update time.

Fuel prices in Wales

By fuel type

Cheapest super unleaded (E5) in Wales

Cheapest unleaded (E10) in Wales

Cheapest diesel (B7) in Wales

Cheapest premium diesel in Wales

Cheapest biodiesel (B10) in Wales

FAQ

Fuel	Cheapest	Average	Highest
Super Unleaded (E5)	143.5p	171.1p	196.9p
Unleaded (E10)	144.7p	154.5p	181.9p
Diesel (B7)	158.9p	170.1p	199.9p
Premium Diesel	162.5p	189.6p	216.9p
Biodiesel (B10)	168.9p	168.9p	168.9p