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Tesco Fuel Prices in Cardiff

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Trading as: ST MELLONS SUPERSTORE - PETROL FILLING STATION

Compare with: Tesco Fuel Prices · Petrol and Diesel Prices in Cardiff · Petrol and Diesel Prices in Cardiff (CF)

Petrol: Lowest reported petrol price among nearby stations — no closer forecourt is priced more competitively. Crude oil strength (6.3% rise over 30 days) points to Cardiff pump prices climbing to ~151p in the next 2-3 weeks.

Diesel: Lowest reported diesel price among nearby stations — no closer forecourt is priced more competitively. Crude oil strength (6.3% rise over 30 days) points to Cardiff pump prices climbing to ~165p in the next 2-3 weeks.

Based on gov.uk Fuel Finder, last updated 17h ago.

Unleaded (E10)
148.9p
-2.4p vs national
-0.7p vs regional
⇧ Likely rise
+0.6p vs brand
Super Unleaded (E5)
158.9p
-10.2p vs national
-6.8p vs regional
Diesel (B7)
159.9p
-5.2p vs national
-3.1p vs regional
⇧ Likely rise
-1.4p vs brand
Premium Diesel
–
Not sold

● Prices current as of 33 min ago · Last updated:

Looking elsewhere? Use our fuel station finder to find the most economical place to fill up near you. To see what this price means in real money, calculate the cost of your next trip or work out your weekly fuel spend. Running a website? Embed these prices →

Address
TESCO STORES LTD, CRICKHOWELL ROAD
ST. MELLONS
CARDIFF
CF3 0EF

Phone: +448003234040

Prices updated: 2026-07-13T16:11:53.740Z

Opening Times
Monday06:00 – 22:00
Tuesday06:00 – 22:00
Wednesday06:00 – 22:00
Thursday06:00 – 22:00
Friday06:00 – 22:00
Saturday06:00 – 22:00
Sunday06:00 – 22:00
Bank Holiday07:00 – 21:00
Facilities
AdBlue (packaged) Car wash Toilets Air & water
Price History

Prices last changed today — B7 ↑1.0p

National trend this week: Unleaded rose 0.7p • Diesel rose 0.5p

Date E10 E5 B7 SDV
13 Jul 2026 16:38 148.9p 158.9p 159.9p –
10 Jul 2026 16:38 148.9p 158.9p 158.9p –
3 Jul 2026 15:38 148.9p 157.9p 158.9p –
1 Jul 2026 16:08 148.9p 157.9p 159.9p –
30 Jun 2026 15:38 148.9p 157.9p 160.9p –
29 Jun 2026 15:08 148.9p 157.9p 161.9p –
20 Jun 2026 05:38 148.9p 157.9p 162.9p –
19 Jun 2026 18:38 148.9p 159.9p 162.9p –
19 Jun 2026 16:38 150.9p 159.9p 162.9p –
15 Jun 2026 17:38 150.9p 159.9p 167.9p –
Nearby Stations
Texaco, Old St. Mellons Cardiff 0.4 mi
CF3 5UG
E10 149.9p +1.0p E5 169.9p +11.0p B7 159.9p
Asda, Pontprennau Cardiff 1.4 mi
CF23 8NL · Supermarket
E10 149.9p +1.0p B7 159.9p
Texaco, Pentwyn Cardiff 1.5 mi
CF23 7XH
E10 153.9p +5.0p E5 172.9p +14.0p B7 165.9p +6.0p SDV 187.9p
Welcome Break, Pontprennau Cardiff 1.6 mi
CF23 8RA · MSA
E10 152.9p +4.0p E5 164.9p +6.0p B7 177.9p +18.0p SDV 189.9p
Esso, Castleton (Newport) 1.7 mi
CF3 2UR
E10 151.9p +3.0p E5 169.9p +11.0p B7 162.9p +3.0p SDV 185.9p
Station Distance E10 E5 B7 SDV
Texaco, Old St. Mellons Cardiff CF3 5UG 0.4 mi 149.9p +1.0p 169.9p +11.0p 159.9p –
Asda, Pontprennau Cardiff CF23 8NL Supermarket 1.4 mi 149.9p +1.0p – 159.9p –
Texaco, Pentwyn Cardiff CF23 7XH 1.5 mi 153.9p +5.0p 172.9p +14.0p 165.9p +6.0p 187.9p
Welcome Break, Pontprennau Cardiff CF23 8RA MSA 1.6 mi 152.9p +4.0p 164.9p +6.0p 177.9p +18.0p 189.9p
Esso, Castleton (Newport) CF3 2UR 1.7 mi 151.9p +3.0p 169.9p +11.0p 162.9p +3.0p 185.9p
Frequently Asked Questions

Current prices at Tesco, CF3 0EF: Unleaded (E10) 148.9p per litre. Diesel (B7) 159.9p per litre. Super Unleaded (E5) 158.9p per litre. Prices are sourced from the government's Fuel Finder scheme and updated every 30 minutes.

Unleaded (E10): 148.9p vs the national average of 151.3p (2.4p below the national average). Regional average: 149.6p.
Super Unleaded (E5): 158.9p vs the national average of 169.1p (10.2p below the national average). Regional average: 165.7p.
Diesel (B7): 159.9p vs the national average of 165.1p (5.2p below the national average). Regional average: 163.0p.

Prices at Tesco were last reported on 2026-07-13T16:11:53.740Z. MPG Calc checks the Fuel Finder scheme for updated prices every 30 minutes. The most recent price change at this station was today.

There are 5 fuel stations within a few miles of Tesco, CF3 0EF. The nearby stations table above shows live prices and the price difference compared to this station, so you can quickly identify the cheapest option for your preferred fuel type.

Prices at this station last changed today. Fuel prices typically change in response to wholesale cost movements and competitive pressure from nearby stations. Our price change signal model analyses brand-wide repricing patterns, crude oil movements, and local market dynamics to predict when the next change is likely.

Prices are in pence per litre. Data sourced from the Fuel Finder scheme. If a price looks wrong, report incorrect data for this station.

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