UK Fuel Price Insights
Week of 23 Mar 2026
Average UK Unleaded This Week
151.7p
+5.0p vs last week
Key Facts
- £ Filling a 50-litre tank with unleaded costs £75.85 this week, £2.50 more than last week.
- D Average diesel is 181.2p (+10.0p vs last week).
- B Cheapest brand: Nicholl at 135.7p. Most expensive: WELCOME BREAK at 171.4p.
- C Cheapest city: Derry / Londonderry (142.9p). Most expensive: Crewe (156.8p).
Top 5 Cheapest Brands — Unleaded
1
Nicholl
135.7p
+3.2
2
COSTCO WHOLESALE
141.0p
+4.7
3
SAINSBURY'S
145.6p
+3.0
4
TESCO
145.7p
+4.7
5
CENTRAL CO-OP
145.9p
+5.2
Cheapest Cities
Most Expensive
Use This Data
This data is free to use with attribution. Please cite PumpCheck and link back to this page.
Source: PumpCheck (https://pumpcheck.co.uk/insights/weekly/2026-03-23)