Live prices
Cheapest super diesel in Cardiff
8 stations reporting super diesel, ranked cheapest first.
The cheapest reported super diesel in Cardiff is £9.45 a gallon (207.9p per litre) at Tivoli Service Station, Tivoli Service Station, 14, Station Road, Llandaff North, Cardiff (CF14 2FF). The average across 8 forecourts currently reporting this grade is £9.95 a gallon (218.8p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £5.45 on a 50-litre fill. That local average is 0.5p per litre above the UK average of 218.3p.
The average is unchanged since yesterday. The average is unchanged since last week.
Prices last refreshed at 12:02am on 19 October 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
| Station | Unleaded | Diesel | Premium | Super diesel | Updated |
|---|---|---|---|---|---|
| Tivoli Service Station (CF14 2FF)Tivoli Service Station, 14, Station Road, Llandaff North, Cardiff | £7.91173.9p | £9.09199.9p | £8.36183.9p | £9.45207.9p | 26 mins ago |
 Rontec Cathedral (CF11 9HA)24hCathedral Road, Cardiff, South Glamorgan | £7.95174.9p | £9.09199.9p | ---- | £9.95218.9p | 26 mins ago |
 Rontec Penrhos (CF15 7UN)24hNant Garw Hill, Cardiff, Mid Glamorgan | £7.86172.9p | £9.09199.9p | £8.72191.9p | £9.95218.9p | 26 mins ago |
| Rontec Red Dragon (CF5 1BP)24hCowbridge Road East, Cardiff, Mid Glamorgan | £7.95174.9p | £9.09199.9p | £8.81193.9p | £9.95218.9p | 26 mins ago |
| Mfg Cardiff Bay (CF11 7AS)24h235 Corporation Road, Cardiff, Glamorgan | £7.91173.9p | £9.09199.9p | £8.91195.9p | £10.00219.9p | 26 mins ago |
| Mfg Premier (CF23 9AE)24hNewport Road, Cardiff, South Glamorgan | £7.95174.9p | £9.09199.9p | £8.91195.9p | £10.00219.9p | 26 mins ago |
 Pgg Hadfield Rd (CF11 8WD)24hHadfield Road, Cardiff, Glamorgan | £7.81171.9p | £9.18201.9p | £8.72191.9p | £10.09221.9p | 26 mins ago |
 Pentwyn Service Station (CF23 7XH)24hPentwyn Service Station, Pentwyn Road, Pentwyn, Cardiff | £8.04176.9p | £9.27203.9p | £8.95196.9p | £10.18223.9p | 26 mins ago |
Prices are supplied through the official UK Government fuel price open data scheme (Open Government Licence v3.0) and checked every 30 minutes. Only stations reporting super diesel appear here.
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Questions about super diesel in Cardiff
- Where is the cheapest super diesel in Cardiff?
- The cheapest reported super diesel in Cardiff is 207.9p per litre at Tivoli Service Station, Tivoli Service Station, 14, Station Road, Llandaff North, Cardiff (CF14 2FF). The average across 8 forecourts reporting this grade is 218.8p per litre. Prices were last refreshed at 12:02am on 19 October 2026 from official UK Government fuel price data.
- How many stations in Cardiff sell super diesel?
- 8 forecourts in Cardiff currently report a price for super diesel through the official UK fuel price open data scheme. Stations that do not sell or report this grade are not counted.