Is the BMW M7 more fuel efficient with high-octane fuel?

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Sean 18 hours ago

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Is the BMW M7 more fuel efficient with high-octane fuel?

I recently purchased a BMW M7, and I was wondering if using high-octane fuel would improve its fuel efficiency. Will using premium gas save me money in the long run?

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**Emily** · Answer 1 · 2025-04-04T03:10:13+00:00

Yes, using high-octane fuel in your BMW M7 will lead to better fuel efficiency. Premium gas has a higher octane rating, which means it can withstand higher compression without detonating. In layman's terms, it burns more efficiently, giving you more power while using less fuel.