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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
91/93 octane makes up a tiny fraction of what a gas station sells. Most car manufacturer list '91' as the minimum octane rating but prefer 93, but because some places don't carry 93, they can't design to or rate the cars to 93.
Mar 8, 2022 · If you buy a car that requires 93 octane gasoline, you're going to spend 25-40 cents more per gallon at every fill-up for the life of your car. One of reasons some engines can produce a lot of power for their size is that they compress the fuel air mixture at much higher pressure.
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.
Jun 26, 2024 · Top Tier gasoline is worth the extra cost to consumers, according to a study by AAA. Consumer Reports lists car brands that recommend Top Tier gasoline and gas stations where you can buy Top...
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Sep 4, 2024 · In most places, regular gasoline has an 87 octane rating, while premium is 91 to 94 octane. A higher octane rating means the gas is more compatible with higher compression ratios.
