Motorway services
BP Rontec Cardiff West
M4 Junction 33, Nr Pontyclun, CF72 8SA. Prices this forecourt has reported to the government’s Fuel Finder scheme; we check them twice a day.
Prices at BP Rontec Cardiff West
- Unleaded petrol (E10) 173.9p 2.6p above the Cardiff average
- Diesel (B7) 197.9p 3.6p above the Cardiff average
- Petrol rank in Cardiff 29 of 31 1 is the cheapest forecourt
- Forecourt Motorway Nr Pontyclun, CF72 8SA
Unleaded petrol is 173.9p a litre, 2.6p above the Cardiff average of 171.3p and 2.2p above the UK average. Diesel is 197.9p a litre, 3.6p above the Cardiff average of 194.3p and 3.3p above the UK average. It is the 3rd dearest of 31 forecourts in Cardiff for petrol.
| Fuel | Price a litre | Last changed |
|---|---|---|
| Unleaded (E10) | 173.9p | 16 Sept, 13:54 |
| Super unleaded (E5) | 193.9p | 16 Sept, 13:54 |
| Diesel (B7) | 197.9p | 15 Sept, 13:07 |
| Premium diesel | 217.9p | 15 Sept, 13:07 |
Times are UK time. We last checked Fuel Finder at 16 Sept, 16:47.
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Filling stations near BP Rontec Cardiff West
8 of the 8 nearest forecourts have cheaper petrol. The cheapest is Tesco Pontyclun Talbot Green Extra, 3.5 miles away, at 165.9p.
| Filling station | Miles | Petrol | Diesel |
|---|---|---|---|
 Esso Asda Radyr Express Petrol Cardiff | 2.6 | 171.9p | 192.9p |
 Texaco Miskin Corner Service Station Pont-Y-Clun | 2.7 | 166.9p | 188.9p |
 Asda Cardiff Coryton Supercentre Cardiff | 2.9 | 169.7p | 192.7p |
| Texaco Asda Llantrisant Express Petrol Cardiff | 3.2 | 172.9p | 193.9p |
 Tesco Culverhouse Cross Extra Cardiff | 3.2 | 169.9p | 192.9p |
 Valero Llantwit Main Service Station Pontypridd | 3.4 | 167.9p | 189.9p |
| Tivoli Service Station Cardiff | 3.5 | 172.9p | 192.9p |
| Tesco Pontyclun Talbot Green Extra Pontyclun | 3.5 | 165.9p | 186.9p |
Distances are in a straight line. Highlighted prices are cheaper than here.
Opening hours and facilities
| Monday | 24 hours |
|---|---|
| Tuesday | 24 hours |
| Wednesday | 24 hours |
| Thursday | 24 hours |
| Friday | 24 hours |
| Saturday | 24 hours |
| Sunday | 24 hours |
Facilities
- AdBlue (packaged)
- AdBlue pumps
- Air and screenwash
- Toilets
- 24-hour fuel
- Water
Data sources and methodology
| Figures | Source | Period | Records | Updated |
|---|---|---|---|---|
| Forecourt prices | Fuel Finder open data Fuel Finder statutory scheme ONS Postcode Directory Office for National Statistics | Prices at 16:47 on 16 September 2026 | 8,070 filling stations | 16 September 2026 |
- Prices are those the forecourt has reported to Fuel Finder, the statutory scheme that requires UK filling stations to publish their prices within 30 minutes of a change. We check it twice a day, so a price may have changed since.
- Council areas come from the forecourt’s postcode, using the ONS Postcode Directory.
Source: Fuel Finder, the UK government’s statutory fuel price scheme.
Source: Office for National Statistics licensed under the Open Government Licence v3.0. Contains OS data © Crown copyright and database right 2026. Contains Royal Mail data © Royal Mail copyright and database right 2026.