Today’s Cheapest Petrol and Diesel in Whitchurch, Thornhill, Lisvane, Rhiwbina, Pantmawr, Gabalfa, Heath, Llandaff North: The Full Report

A comprehensive breakdown of fuel prices in the Whitchurch, Thornhill, Lisvane, Rhiwbina, Pantmawr, Gabalfa, Heath, Llandaff North area. We analyze the market data to help you save on your next fill-up.

Jonathan Mathews
Jonathan Mathews
Automotive Data Analyst
10+ years automotive industry
Last Updated Saturday, 7th February 2026 at 06:10
7
Local Stations
24
Brands (CF Area)
5.2p
Max Price Gap
#30
UK Ranking REGION
Key Takeaways
  • Cheapest petrol: 129.7p at Asda
  • Potential savings: Up to £2.86 per tank
  • 87 stations tracked across 24 brands

Motorists in Whitchurch, Thornhill, Lisvane, Rhiwbina, Pantmawr, Gabalfa, Heath, Llandaff North are currently enjoying some of the lowest fuel prices in the UK, ranking in the top 25% nationally. Over the past week, E10 petrol prices in CF have Increased 0.9p (0.7%)

According to our latest data feed from the Competition and Markets Authority (CMA), selecting the right forecourt in Whitchurch, Thornhill, Lisvane, Rhiwbina, Pantmawr, Gabalfa, Heath, Llandaff North could save you up to 5.2p per litre. For an average 55-litre family car, that's a saving of over £2.86 on a single tank.

Market Competition: Moderate competition

Competition Level: High

Whitchurch, Thornhill, Lisvane, Rhiwbina, Pantmawr, Gabalfa, Heath, Llandaff North has 87 active fuel stations across 24 different brands, with a brand diversity index of 0.28 - indicating healthy market competition.

The price spread between cheapest and average stations is 6.3p, revealing significant price differences - shop around to save!

Today's Best Value

Cheapest E10 Petrol in Cardiff, Whitchurch, Thornhill, Lisvane, Rhiwbina, Pantmawr, Gabalfa, Heath, Llandaff North:
129.7p at Asda, Longwood Drive, Cardiff

Cheapest B7 Diesel in Cardiff, Whitchurch, Thornhill, Lisvane, Rhiwbina, Pantmawr, Gabalfa, Heath, Llandaff North:
135.7p at Asda, Longwood Drive, Cardiff

As expected, the supermarket chains are leading the price war in Whitchurch, Thornhill, Lisvane, Rhiwbina, Pantmawr, Gabalfa, Heath, Llandaff North, aggressively undercutting the major oil brands.

Fuel Type Availability

E10
Unleaded (E10)
Widely available
82 / 87 Stations (94.3%)
E5
Super Unleaded (E5)
Moderate availability
58 / 87 Stations (66.7%)
B7
Diesel (B7)
Widely available
80 / 87 Stations (92%)
SDV
Premium Diesel
Moderate availability
35 / 87 Stations (40.2%)

Top 7 cheapest petrol stations (E10)

Here is the verified list of the most affordable places to buy standard Unleaded petrol in Whitchurch, Thornhill, Lisvane, Rhiwbina, Pantmawr, Gabalfa, Heath, Llandaff North today.

PETROL LEADERBOARD Live Data
1
Asda
Longwood Drive, Cardiff , CF14 7EW
129.7p
BEST PRICE
2
Morrisons
MFG Morrisons Cardiff Tyglass, Ty Glas Road, CARDIFF , CF14 5EP
129.9p
+0.2p
3
TESCO
Tesco Express Tyn-Y-Parc Road Cardiff , CF14 6BN
129.9p
+0.2p
4
TESCO
Excelsior Estate Excelsior Road Cardiff , CF14 3AT
129.9p
+0.2p
5
Sainsbury's
District Shopping Centre, Excalibur Drive, Thornhill , CF14 9BB
131.9p
+2.2p
6
Texaco Three Arches Services
THREE ARCHES SERVICES LTD, HEATHWOOD ROAD, CARDIFF, CF14 4HT, CARDIFF, Wales , CF14 4HT
132.9p
+3.2p
7
Tivoli Service Station
TIVOLI SERVICE STATION, 14, STATION ROAD, LLANDAFF NORTH, CARDIFF, CF14 2FF, CARDIFF, Wales , CF14 2FF
134.9p
+5.2p

Top 7 cheapest diesel stations (B7)

For diesel drivers, the price variance can often be even higher. The following stations are currently offering the best value for B7 Diesel in the Whitchurch, Thornhill, Lisvane, Rhiwbina, Pantmawr, Gabalfa, Heath, Llandaff North area.

DIESEL LEADERBOARD Live Data
1
Asda
Longwood Drive, Cardiff , CF14 7EW
135.7p
BEST PRICE
2
Morrisons
MFG Morrisons Cardiff Tyglass, Ty Glas Road, CARDIFF , CF14 5EP
135.9p
+0.2p
3
TESCO
Tesco Express Tyn-Y-Parc Road Cardiff , CF14 6BN
135.9p
+0.2p
4
TESCO
Excelsior Estate Excelsior Road Cardiff , CF14 3AT
135.9p
+0.2p
5
Sainsbury's
District Shopping Centre, Excalibur Drive, Thornhill , CF14 9BB
137.9p
+2.2p
6
Texaco Three Arches Services
THREE ARCHES SERVICES LTD, HEATHWOOD ROAD, CARDIFF, CF14 4HT, CARDIFF, Wales , CF14 4HT
138.9p
+3.2p
7
Tivoli Service Station
TIVOLI SERVICE STATION, 14, STATION ROAD, LLANDAFF NORTH, CARDIFF, CF14 2FF, CARDIFF, Wales , CF14 2FF
139.9p
+4.2p

How to save on fuel in Whitchurch, Thornhill, Lisvane, Rhiwbina, Pantmawr, Gabalfa, Heath, Llandaff North

While choosing the cheapest station is the easiest way to save, changing your driving habits can also make a significant difference to your monthly spend.

Drive Smoothly

Aggressive acceleration and heavy braking can increase fuel consumption by up to 40% in stop-and-go traffic around Whitchurch, Thornhill, Lisvane, Rhiwbina, Pantmawr, Gabalfa, Heath, Llandaff North.

Reduce Weight

Carrying an extra 50kg in your boot increases fuel consumption by 1-2%. Clear out unnecessary items.

Market Analyst Commentary
CFP Research Team

"Whitchurch, Thornhill, Lisvane, Rhiwbina, Pantmawr, Gabalfa, Heath, Llandaff North benefits from strong market competition with 24 brands operating across 87 stations. Ranking in the top 25% nationally makes this an excellent area for fuel savings, while with a 6.3p price gap between cheapest and average stations, careful selection could save £3.47 per tank."

For more detailed savings, explore our Interactive Fuel Map to scan the entire region visually.

Frequently Asked Questions

As of February 7, 2026, the cheapest station is Asda at 129.7p per litre.

There is currently a 5.2p difference between the cheapest and most expensive stations in Whitchurch, Thornhill, Lisvane, Rhiwbina, Pantmawr, Gabalfa, Heath, Llandaff North. For a standard family car, this equals a saving of £2.86 per tank.

Yes, currently supermarkets (Asda) are offering the lowest prices in the area.

Our Analysis Methodology

Data Collection
  • Direct feed from UK Government CMA API
  • Updated every 30 minutes via automated polling
  • Zero user-submitted prices (prevents manipulation)
  • Last sync: 06:28, 07 Feb 2026
Quality Assurance
  • Automated anomaly detection for pricing errors
  • Cross-referenced against regional averages
  • Outliers flagged for manual review
  • Historical data tracked for trend validation
Verified Data Source: All prices displayed on this page are sourced directly from the Competition and Markets Authority's official fuel price transparency scheme. We do not accept payments from retailers to alter rankings or display preferential pricing.
Data Accuracy & Methodology

Source: We retrieve real-time pricing data directly from the UK Government CMA Open Data Scheme.

Frequency: Data for Whitchurch, Thornhill, Lisvane, Rhiwbina, Pantmawr, Gabalfa, Heath, Llandaff North was last synchronized at 06:10 today. We update our database every 4 hours to ensure accuracy.

Disclaimer: While we strive for 100% accuracy, forecourt prices can change instantly. The prices listed above were correct at the time of our last server sync.

Editorial Policy

CheckFuelPrices is independent. We do not accept payment from fuel brands to alter rankings. Read our full policy.

📈 7-Day Price Movement
Petrol (E10) 0.9p
Was: 130.3p → Now: 131.2p
Diesel (B7) Stable
Was: 138p → Now: 138.4p

Visualise the Savings

View 14 local stations on our interactive map.

Open Live Map
Popular Brands in Whitchurch, Thornhill, Lisvane, Rhiwbina, Pantmawr, Gabalfa, Heath, Llandaff North
Asda Morrisons TESCO Sainsbury's Texaco Three Arches Services