The 2017 Lexus IS 200t 2.0L 4-cyl achieves 26 MPG combined, a figure that needs context. It won’t win any awards for being green, and it’s not class-leading. However, for buyers seeking a refined, comfortable, and stylish entry-level luxury sport sedan, the IS 200t’s fuel consumption is often an acceptable trade-off. The IS prioritizes smooth power delivery and a comfortable interior over maximizing fuel efficiency.

City and highway performance

The 2017 IS 200t has EPA estimates of 22 MPG in the city and 32 MPG on the highway. The city figure reflects stop-and-go driving, where the engine’s turbocharger may work harder, especially when accelerating to access the 241 horsepower of the 2.0-liter inline-four. The eight-speed automatic transmission helps optimize fuel economy on the open road, allowing the engine to cruise at lower RPMs, explaining the higher highway figure. Aggressive acceleration or speeds above 75 mph will reduce that 32 MPG rating due to the car’s aerodynamic profile and performance tuning.

Annual fuel cost

The EPA estimates the annual fuel cost for the 2017 Lexus IS 200t is $2,250. This is based on driving 15,000 miles per year with a mix of city and highway driving, using national average fuel prices. Premium fuel is required to achieve the best performance and efficiency from the turbocharged engine, and this cost is included in the $2,250 figure. Regional fuel price differences or individual driving habits can change this number, possibly a lot, throughout the year.

Real-world expectations

EPA estimates provide a baseline, but real-world fuel economy often differs. Drivers who often drive aggressively, use the sport mode, or drive mostly in cities are likely to see numbers closer to the 22 MPG city rating, or less. Drivers who prioritize smooth, steady highway driving and use cruise control might achieve or slightly exceed the 32 MPG highway estimate. The Lexus’s trip computer provides a more detailed view of your driving habits and fuel consumption. Regular maintenance, like keeping the tires properly inflated and changing the oil, can also improve fuel efficiency.

How it compares

The IS 200t’s fuel economy is about average for its class. For example, the BMW 320i, with its 2.0-liter turbocharged engine, has an EPA-estimated combined MPG of 28, giving it a fuel efficiency advantage. The Acura TLX 2.4L inline-4 has a combined 28 MPG rating, the same as the BMW 320i. The Mercedes-Benz C300, another competitor, is close to the IS 200t at 25 MPG combined. These differences can add up, impacting the cost of ownership. Buyers should consider if the slightly lower fuel economy is balanced by the Lexus’s reputation for reliability, interior comfort, and styling.

Tips to maximize efficiency

Drive smoothly, and avoid quick acceleration and braking to improve fuel economy in the IS 200t. The car’s eight-speed automatic transmission shifts efficiently, so let it work without pushing hard on the accelerator.

Check your tire pressure regularly. Under-inflated tires increase rolling resistance, which hurts fuel consumption. Look at the sticker on the driver’s side doorjamb for the recommended tire pressure and keep it consistent.

Limit air conditioning. The AC compressor uses a lot of engine power, reducing fuel efficiency. When you can, open the windows or use the climate control sparingly. Consider closing the windows at highway speeds, since open windows can reduce aerodynamics and decrease MPG.

Remove extra weight. Carrying extra weight in the trunk or cabin makes the engine work harder. Take out anything that you don’t need for driving.

Keep up with regular maintenance. Changing the engine oil on schedule and making sure the air filter is clean can help fuel economy over time. Keep a record of all Lexus fuel economy data for reference.

Buyers accept the IS 200t fuel economy because they care about the Lexus ownership experience. If you are looking for IS MPG across all years, we have that data. Fuel economy is one part of buying a car, but it matters.