League Table

Ethanol % Brand Petrol Type Place of Purchase
1 Sainsbury’s Premium Unleaded (97/98 RON) West Midlands
1 Esso Super Unleaded (97/98 RON) Highlands and Islands
1 Other Premium Unleaded (95 RON) Buckinghamshire
1 Asda Premium Unleaded (95 RON) Avon
1 Sainsbury’s Super Unleaded (97/98 RON) Bedfordshire
1.5 Esso Super Unleaded (97/98 RON) Highlands and Islands
2.5 Shell Premium Unleaded (95 RON) Lincolnshire
3 BP BP Ultimate Unleaded (97 RON) Highlands and Islands
4 Tesco Premium Unleaded (95 RON) Gloucestershire
4 Esso Premium Unleaded (95 RON) Essex


Here are the latest results received from Ethanil users, allowing comparison of the ethanol concentration of different fuel brands and grades.

Please complete the table below, to share the ethanol concentration of the petrol you’ve processed with an Ethanil kit.

Share your result here

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Where the petrol was purchased (required)

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Enter Ethanol Percentage (required)


Remove ethanol from petrol