The best replacement for octane rating is compression ratio.

The best alternatives to octane rating are rated as following:
★★★★★  compression ratio
★★★★  research octane number
★  fuel economy

Your alternative for octane rating is not listed? Suggest!


No companions for octane rating have been suggested so far.
You have in mind a companion for octane rating and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of octane rating in all years. Click on graph for more.
octane rating
compression ratio
research octane number