i-stop improves your car’s environmental performance by switching off your engine when you’re idling in traffic. You’ll hardly notice this happen because i-stop restarts your engine more quickly and smoothly than most stop-start systems. So your engine’s ready to go as soon as you want it. i-stop is standard across the Mazda3 range.
The winner of several technology awards, this is the world’s only start-stop system that uses combustion energy to restart. Just one more way that we defy convention.