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Aug 13, 2010 · My Mini Cooper requires 91+/premium fuel, which in my area equates to 93 octane. I'm not asking this out of cheapness or frugality, but I'm genuinely wondering: would 89 octane actually be BETTER to run in the winter than 93?
Jul 10, 2023 · Find out now with the lessons learned from a practical test comparing 87, 91, and 93-octane for fuel efficiency and horsepower.
- Timothy Boyer
Aug 18, 2024 · Increasing pressure in the cylinder allows an engine to extract more mechanical energy from a given air/fuel mixture but requires higher octane fuel to keep the mixture from pre-detonating.
Aug 4, 2019 · We tested higher octane fuel than manufacturers require on the Honda CR-V, BMW M5, Ford F-150, and Dodge Charger to see if it impacted acceleration or MPG.
- etingwall@hearst.com
- Print Director
May 10, 2023 · Using a higher octane fuel can lead to improved engine performance and efficiency, as well as reduced knocking or pinging in high-performance engines. For example, BMW recommends using 91-octane fuel at a minimum for their vehicles but suggests using 93-octane fuel for optimal performance.
Feb 12, 2018 · The main difference with premium is its octane rating — 91 or higher compared with 87 for regular octane. The higher octane gives premium gas greater resistance to early fuel ignition,...
People also ask
What Octane is best for a car engine?
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Should I use 91 or 93 octane fuel?
Why do engines use high octane fuel?
Apr 29, 2024 · Gasoline with a higher octane rating is more resistant to knocking, providing a smoother and more controlled burn in the engine. Gasoline in Canada typically comes in four main octane ratings: 87 (Regular), 89 (Mid-Grade), 91 (Premium) and 94 (Super Premium).
