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Dec 16, 2020 · The one thing that will put most people off using super petrol or super diesel is the higher price of these premium fuels, but if you drive a performance car, it could be worth your while...
- Senior Test Editor
Jan 18, 2024 · Premium diesel, unlike premium petrol, doesn’t usually feature a higher octane rating, as diesel engines don’t ignite fuel to create power. Instead, premium diesel features chemicals in its mixture that are designed to shift soot deposits and other build-up from the engine’s fuel system.
- How Much Extra Does Premium Fuel Cost?
- Do The Sums Work?
- Will Premium Fuels Improve Economy?
- What Is Premium petrol?
- Do Some Cars Need Premium Fuel?
- How Do You Know If Your Car Needs Premium petrol?
- What About Premium Diesel?
- Verdict
According to Petrolprices.co.uk, the average price of regular unleaded petrol is 119.7 pence per litre (PPL). The average price for premium is 131.8PPL. If you fill up with 45 litres, regular petrol will work out £5.45 cheaper every fill. With diesel, regular fuel costs on average 129.2PPL and premium 144.3, a difference of £6.79 per 45-litre tank....
Assuming the car does 40mpg on the regular fuel, for the premium petrol to pay for itself, it would have to improve fuel consumption by 10% to 44mpg. According to Esso, its Synergy diesels boost mpg by 1.8%. That would increase a 40mpg car to just 40.72mpg. Esso doesn’t make any claims about its Synergy Supreme+ diesel.
You could spend a lifetime searching internet forums for the answer to this and never come to a reliable conclusion. It’s further influenced by the car you run, how you drive it and the type of driving you do. However, independent tests by What Car?revealed there was little if any improvement in economy when they compared regular and premium fuels ...
Firstly, and rather confusingly, many petrol pumps will call regular fuel ‘premium’ and premium fuel ‘super’. We’ll call regular ‘regular’, and premium ‘premium’. To understand whether premium fuel is worth the extra money, it’s worth understanding how it works. With a petrol engine, it’s all down to the octane rating. This is a measurement indicat...
Some petrol engines – usually in performance cars – have what’s known as a high compression ratio. The engine compresses the fuel and air mixture inside the cylinder more than regular engines. Then when the mix ignites, there’s a bigger bang. Engines that have higher compression ratios need fuel with a higher octane rating or the fuel will spontane...
Inside the fuel filler flap, it should detail what octane fuel your car needs. 95 RON (Research Octane Number) describes regular petrol. It will say 97 or 98 RON if your car needs premium petrol. If there is no sticker, check the owner’s manual or call the dealer for your make of car. If your car says use regular 95 RON unleaded, use that. All fuel...
Rather than octane, diesel has a cetane rating. As diesel works simply on compression with no spark, the most efficient way is for it to ignite as quickly as possible. Fuel that does this has a higher cetane rating. While regular diesel has a cetane rating of around 48-50, premium diesel might have one that is 55. In addition, premium diesel will u...
If you have a car that suggests you run premium fuel, do so. If yours doesn’t you won’t be doing it any harm by sticking with regular fuel. Our advice would be to note how many miles you get out of a tank full of your regular fuel, then try a tank full of premium and see if the sums add up. However, you might well find that keeping your car well ma...
Most gas stations sell three types of fuel (regular, midgrade, and premium). The names are often different; for example, Esso calls their premium gasolines ‘Supreme’ or ‘SUPREME+’, while Petro-Canada calls theirs ‘SuperClean’.
Feb 15, 2021 · Let’s start with the more widely used premium gasoline, also called super fuel or high-performance fuel. It usually has a higher-octane rating than its regular counterpart, meaning it has a...
- Vlad Radu
Jun 9, 2024 · Supreme plus gas has even more octane than premium, providing a cushion so plush it’s like running on clouds. So, let’s set the record straight: Supreme plus and premium gas are indeed different players in the fuel game.
People also ask
Is Premium Diesel better than regular diesel?
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Does premium diesel have a higher octane rating?
Esso Supreme™ premium fuel is formulated to keep your engine 3X CLEANER for more KM per tank*. There’s no better way to respect your ride than by filling up with our best fuel ever. Esso Supreme is premium fuel designed for today’s engines.
