does highway driving in ford taurus make a big difference in fuel consumption?

I'm considering buying a 2017 Ford Taurus. I'd like to know if there's a significant difference in fuel economy between the 2.7L and 2.0L engines. Can anyone help?

What is the fuel consumption of the S80 3.0 in the city and on the highway? If it is tuned with a Stage 1 performance program, does the fuel consumption increase?

What's the average fuel consumption of the Xuanrui in city and highway driving?

Does the rear limited-slip differential and electromagnetic suspension on the GV70 make a big difference? Is the rear limited-slip differential electronic?

Is there a big difference in driving feel between a 1.0 naturally aspirated engine and a 1.0 turbocharged engine?

What is the fuel consumption of the 3.0 Supra for daily driving and on the highway?

What's the difference in fuel consumption between 2WD and 4WD?

Is there a big difference in the driving experience between the V60 B4 and B5?

I'm considering buying a used Ford Taurus. Is it worth it, and does it have many issues?

Hey guys, could you tell me which cars are in the same class as the Ford Taurus? Also, will driving a Taurus help my dad stand up straight?