At gas stations around the world, premium 98-octane fuel often sits beside regular 91 or 95-octane options, usually at a ...

Let me explain how the test was conducted. I first filled up with 92 octane fuel, topped it off after the pump clicked, and reset the trip meter. The following week was just regular commuting: stuck ...

With E20 petrol, the regular fuel in India now has an octane rating that can approach or exceed 98 RON. Tap to know what that ...

Autocar India’s lab tests confirm that 100-octane petrol contains no ethanol, while all other fuels have 20 percent. Tap to ...