Fuel Price Check Analysis – Week of April 28, 2026 Petrol (E10) 167.7p 1.2% (+2p) 7d avg: 166.9p Slight rise | Super Unleaded (E5) 185.6p 0.9% (+1.7p) 7d avg: 184.9p Slight rise | Diesel (B7) 193.2p 1.8% (+3.4p) 7d avg: 191.8p Slight rise | Super Diesel (SDV) 213.8p 1.9% (+3.9p) 7d avg: 212.2p Hold off if you can |
Fuel Price Check Analysis – Week of April 28, 2026 Petrol (E10) 167.7p 1.2% (+2p) 7d avg: 166.9p Slight rise | Super Unleaded (E5) 185.6p 0.9% (+1.7p) 7d avg: 184.9p Slight rise | Diesel (B7) 193.2p 1.8% (+3.4p) 7d avg: 191.8p Slight rise | Super Diesel (SDV) 213.8p 1.9% (+3.9p) 7d avg: 212.2p Hold off if you can |

Today’s Cheapest Petrol and Diesel in Bynea, Dafen, Llanelli town centre: The Full Report

A comprehensive breakdown of fuel prices in the Bynea, Dafen, Llanelli town centre 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, 19th September 2026 at 07:56
9
Local Stations
51
Brands (SA Area)
23.0p
Max Price Gap
#30
UK Ranking REGION
Key Takeaways
  • Cheapest petrol: 152.9p at TESCO
  • Potential savings: Up to £12.65 per tank
  • 163 stations tracked across 51 brands

Motorists in Bynea, Dafen, Llanelli town centre 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 SA have Remained stable

According to our latest data feed from the Competition and Markets Authority (CMA), selecting the right forecourt in Bynea, Dafen, Llanelli town centre could save you up to 23.0p per litre. For an average 55-litre family car, that's a saving of over £12.65 on a single tank.

Market Competition: Moderate competition

Competition Level: High

Bynea, Dafen, Llanelli town centre has 163 active fuel stations across 51 different brands, with a brand diversity index of 0.31 - indicating healthy market competition.

The price spread between cheapest and average stations is 30.6p, revealing significant price differences - shop around to save!

Today's Best Value

Cheapest E10 Petrol in Llanelli, Bynea, Dafen, Llanelli town centre:
152.9p at TESCO, TESCO STORES LTD, TROSTRE RETAIL PARK, LLANELLI, WALES

Cheapest B7 Diesel in Llanelli, Bynea, Dafen, Llanelli town centre:
185.9p at TESCO, TESCO STORES LTD, TROSTRE RETAIL PARK, LLANELLI, WALES

Surprisingly, an independent or branded station (TESCO) has beaten the supermarkets to the top spot today.

Fuel Type Availability

E10
Unleaded (E10)
Widely available
160 / 163 Stations (98.2%)
E5
Super Unleaded (E5)
Moderate availability
97 / 163 Stations (59.5%)
B7
Diesel (B7)
Widely available
159 / 163 Stations (97.5%)
SDV
Premium Diesel
Moderate availability
51 / 163 Stations (31.3%)

Top 9 cheapest petrol stations (E10)

Here is the verified list of the most affordable places to buy standard Unleaded petrol in Bynea, Dafen, Llanelli town centre today.

PETROL LEADERBOARD Live Data
1
TESCO
TESCO STORES LTD, TROSTRE RETAIL PARK, LLANELLI, WALES , SA14 9UY
152.9p
BEST PRICE
2
TEXACO
Gorslas, Llandeilo Road, Gorslas, Llanelli. , SA14 7LW
155.9p
+3.0p
3
ESSO
CROSS HANDS, LLANELLI, DYFED, WALES , SA14 6RD
156.9p
+4.0p
4
MORRISONS
PEMBERTON RETAIL PARK, LLANELLI, CARMARTHENSHIRE, WALES , SA14 9UZ
169.9p
+17.0p
5
TEXACO
VST BRYN GELLI SERVICES, GELLI ROAD, LLANELLI , SA14 9AD
169.9p
+17.0p
6
NISA LOCAL DREFACH
NISA, WOODLANDS GARAGE, DREFACH, LLANELLI, Wales , SA14 7BA
171.9p
+19.0p
7
VALERO
LLANDEILO ROAD, GORSLAS, GORSLAS, DYFED, WALES , SA14 7LW
172.7p
+19.8p
8
VALERO
CROSSHANDS ROAD, GORSLAS / CROSS HANDS, CARMARTHENSHIRE, WALES , SA14 6RR
172.9p
+20.0p
9
Dafen Service Station
DAFEN SERVICE STATION LTD, DAFEN SERVICE STATION, INDUSTRIAL ESTATE, DAFEN, LLANELLI, Wales , SA14 8NS
175.9p
+23.0p

Top 9 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 Bynea, Dafen, Llanelli town centre area.

DIESEL LEADERBOARD Live Data
1
TESCO
TESCO STORES LTD, TROSTRE RETAIL PARK, LLANELLI, WALES , SA14 9UY
185.9p
BEST PRICE
2
TEXACO
Gorslas, Llandeilo Road, Gorslas, Llanelli. , SA14 7LW
187.9p
+2.0p
3
ESSO
CROSS HANDS, LLANELLI, DYFED, WALES , SA14 6RD
189.9p
+4.0p
4
MORRISONS
PEMBERTON RETAIL PARK, LLANELLI, CARMARTHENSHIRE, WALES , SA14 9UZ
191.9p
+6.0p
5
TEXACO
VST BRYN GELLI SERVICES, GELLI ROAD, LLANELLI , SA14 9AD
192.9p
+7.0p
6
VALERO
LLANDEILO ROAD, GORSLAS, GORSLAS, DYFED, WALES , SA14 7LW
195.7p
+9.8p
7
NISA LOCAL DREFACH
NISA, WOODLANDS GARAGE, DREFACH, LLANELLI, Wales , SA14 7BA
196.9p
+11.0p
8
VALERO
CROSSHANDS ROAD, GORSLAS / CROSS HANDS, CARMARTHENSHIRE, WALES , SA14 6RR
199.9p
+14.0p
9
Dafen Service Station
DAFEN SERVICE STATION LTD, DAFEN SERVICE STATION, INDUSTRIAL ESTATE, DAFEN, LLANELLI, Wales , SA14 8NS
199.9p
+14.0p

How to save on fuel in Bynea, Dafen, Llanelli town centre

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 Bynea, Dafen, Llanelli town centre.

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

"Bynea, Dafen, Llanelli town centre benefits from strong market competition with 51 brands operating across 163 stations. Price stability over the past week suggests predictable costs for motorists, while ranking in the top 25% nationally makes this an excellent area for fuel savings."

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

Frequently Asked Questions

As of September 19, 2026, the cheapest station is TESCO at 152.9p per litre.

There is currently a 23.0p difference between the cheapest and most expensive stations in Bynea, Dafen, Llanelli town centre. For a standard family car, this equals a saving of £12.65 per tank.

Not currently. An independent or oil-company brand (TESCO) is actually cheaper than the local supermarkets today.

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: 08:13, 19 Sep 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 Bynea, Dafen, Llanelli town centre was last synchronized at 07:56 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) Stable
Was: 166.6p → Now: 166.5p
Diesel (B7) 2.7p
Was: 188.8p → Now: 191.5p

Visualise the Savings

View 18 local stations on our interactive map.

Open Live Map
Popular Brands in Bynea, Dafen, Llanelli town centre
TESCO TEXACO ESSO MORRISONS NISA LOCAL DREFACH