How Fast Is Motorway Driving?

Highway cruising sits at 110 km/h in most countries — though modern cars are easily capable of more. The limit is set by safety, fuel efficiency, and tyre rating, not by what the engine can do. Most cars use just 30% of their available power at this speed.

Most cars use just 30% of their available power at motorway speeds — the limit is law, not engineering.

• 22× faster than walking
• Limited by law, not by engineering