27 MPG combined won’t set any records, but in a 2016 BMW 320i xDrive, it’s acceptable. This isn’t a hybrid. It’s a compact sports sedan with all-wheel drive marketed to buyers who prioritize driving dynamics and a premium badge over outright fuel efficiency. They appreciate the capability of xDrive in inclement weather, and they consider the 320i’s relative affordability a way to get into the BMW brand. Fuel costs are a consideration, of course, but not the primary one.

City and highway performance

The EPA estimates the 2016 BMW 320i xDrive will achieve 23 MPG in the city and 34 MPG on the highway. These figures are derived from standardized testing designed to simulate real-world driving conditions, but it’s important to understand what they represent. The city cycle mimics stop-and-go traffic, while the highway cycle reflects steady cruising at various speeds. The 34 MPG highway figure is achievable on longer road trips when maintaining a consistent speed. However, frequent bursts of acceleration or high-speed driving will diminish it. The 23 MPG city figure is likely representative for drivers in urban environments with heavy congestion and numerous stoplights.

Annual fuel cost

The EPA estimates the annual fuel cost for the 2016 BMW 320i xDrive at $2,150. This figure is based on driving 15,000 miles per year and using the national average fuel price at the time of testing. Fuel prices fluctuate considerably, so this is merely an estimate. Your personal fuel costs will depend on how much you drive, where you drive, and how aggressively you drive. If you drive fewer miles each year, your fuel costs will be lower. If you live in an area with higher fuel prices, or if you select premium fuel, your costs will be higher. To learn more about all Bmw fuel economy data, review our model pages.

Real-world expectations

While the EPA estimates provide a useful baseline, real-world fuel economy often varies because many factors can influence the MPG you experience. Driving style is a major contributor; aggressive acceleration and braking consume more fuel. Terrain also plays a role; hilly areas will reduce fuel economy compared to flat terrain. Weather conditions, such as extreme heat or cold, can impact MPG. Finally, vehicle maintenance is important.

Properly inflated tires, regular oil changes, and a clean air filter can contribute to better fuel efficiency. Pay attention to your driving habits and vehicle maintenance to maximize your MPG.

How it compares

The Audi A4 2.0T quattro (2016 model year) delivers an EPA-estimated 26 MPG combined, a close competitor that might sway buyers with its slightly more refined interior. The Mercedes-Benz C300 4Matic (2016) achieves 27 MPG combined as well, putting these three German rivals in a similar fuel economy bracket. These are within 1 MPG of each other, so driving style and personal needs more often make the difference in purchases.

For those cross-shopping outside the German brands, the Acura TLX 2.4L with front-wheel drive gets an EPA-estimated 28 MPG combined, a jump, but at the cost of the BMW’s sporty handling and all-wheel-drive capability. Buyers prioritizing fuel economy might also consider a hybrid sedan like the Toyota Camry Hybrid, which achieves over 50 MPG, but sacrifices the premium feel and driving dynamics of the 320i. 320I MPG across all years can be informative to your driving decision.

Tips to maximize efficiency

Use the BMW’s Eco Pro mode. Engaging this drive mode optimizes various vehicle settings, such as throttle response and shift points, to prioritize fuel efficiency. While it may slightly reduce performance, it can make a difference, especially during city driving.

Monitor your tire pressure regularly. Underinflated tires increase rolling resistance, which reduces fuel economy. Check the tire pressure at least once a month and inflate them to the recommended pressure listed on the door jamb sticker. Proper inflation not only improves fuel efficiency but also extends tire life.

Minimize unnecessary weight in the vehicle. Extra weight consumes more fuel. Remove any items from the trunk or backseat that are not essential. Even small items can add up and impact your MPG, especially if you drive in the city.

Anticipate traffic flow and avoid sudden stops and starts. Smooth, consistent driving is more fuel-efficient than aggressive acceleration and braking. Look ahead and anticipate changes in traffic flow to maintain a steady speed and minimize unnecessary braking.