Does the Start/Stop Function Really Improve Your Car’s Fuel Economy?

Robin - August 29, 2025

In today’s world, where fuel efficiency is a growing concern, many drivers are curious about the start/stop function in modern vehicles. This technology automatically shuts off the engine when the vehicle is stationary, such as at traffic lights or in heavy traffic, and restarts it when the driver is ready to move again. Manufacturers claim that this system can boost fuel efficiency and reduce emissions.

However, some drivers find the feature intrusive and may prefer to disable it. This guide will explore the real impact of start/stop technology on daily driving habits, examining its benefits and addressing common concerns.