2020 Honda Civic Si loses fuel economy in pursuit of acceleration

2020 Honda Civic Si loses fuel economy in pursuit of acceleration

The 2020 Honda Civic Si is getting an update that comes with fresher styling and more safety features. Unfortunately, the change also appears to have sacrificed fuel economy. The EPA just released the numbers on the new Civic Si, and fuel economy has dropped by 2 mpg in all driving scenarios for 26 in the city, 36 on the highway and 30 combined.