Is 95 Octane Gasoline More Fuel-Efficient Than 92 Octane?

1 Answers
McLucia
07/29/25 2:13pm
95 octane gasoline is more fuel-efficient than 92 octane. The following are the differences between 92 octane and 95 octane gasoline: 1. In terms of n-heptane content: 95 octane gasoline contains 5% n-heptane; 92 octane gasoline contains 8% n-heptane. 2. In terms of isooctane content: 95 octane gasoline contains 95% isooctane; 92 octane gasoline contains 92% isooctane. 3. In terms of anti-knock performance: Different gasoline grades represent different fuel anti-knock properties. The higher the gasoline grade, the better the anti-knock performance. 95 octane gasoline has better anti-knock performance than 92 octane gasoline.
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