Subaru · 2021
Crosstrek AWD 2.0L 4-cyl
✓ EPA Verified
Regular Gasoline
Small Sport Utility Vehicle 4WD
All-Wheel Drive
City
28
MPG
Combined
30
MPG
Highway
33
MPG
Annual Fuel Cost
$1,450
Based on 15,000 miles/year · EPA estimates
vs avg gas vehicle
$700
saved per year
Class Comparison — Small Sport Utility Vehicle 4WD
Top 19%
Better than 81 out of 100 vehicles in its class for fuel efficiency.
This vehicle: 30 MPG
This vehicle
30 MPG
Class average
31 MPG
Class lowest
14 MPG
EPA Energy & Environment Scores
6
Energy Score
Out of 10
6
GHG Score
Out of 10
297 lbs
Annual CO₂
g/mile tailpipe CO₂
Yes
Start-Stop
Auto stop-start
Vehicle Specifications
Engine2.0L 4-cyl
TransmissionAutomatic (AV-S8)
DriveAll-Wheel Drive
Fuel TypeRegular Gasoline
Vehicle ClassSmall Sport Utility Vehicle 4WD
Engine DescSIDI
Start-StopYes
EPA Vehicle ID42606

30 MPG combined is a respectable figure for the 2021 Subaru Crosstrek AWD 2.0L 4-cyl. This number keeps this quirky wagon on the radar for outdoorsy types who value practicality and all-weather capability. Buyers aren’t necessarily chasing Prius-level efficiency; they’re seeking a vehicle that can handle gravel roads, ski trips, and weekend adventures without breaking the bank at the pump. They accept the fuel economy as a trade-off for standard all-wheel drive and the Crosstrek’s versatility.

City and highway performance

The EPA estimates the 2021 Crosstrek at 28 MPG in the city and 33 MPG on the highway. The city figure accurately reflects the stop-and-go nature of urban driving. The automatic transmission is well-tuned for maximizing fuel efficiency in these conditions. The highway number, while achievable, demands a light foot. Sustained speeds above 70 mph will likely see that figure dip closer to the combined rating. Drivers who frequently encounter steep grades or strong headwinds should also anticipate lower highway fuel economy. The relatively small 2.0L engine has to work harder in those circumstances.

Annual fuel cost

The EPA estimates the annual fuel cost for the 2021 Subaru Crosstrek AWD 2.0L 4-cyl at $1,450. This figure is based on driving 15,000 miles per year and using national average fuel prices at the time of calculation. Individual fuel costs will vary depending on driving habits, geographical location (and thus, fuel prices), and the specific blend of fuel used. $1,450 serves as a reasonable baseline for projecting your potential fuel expenses.

Real-world expectations

While the EPA figures provide a standardized benchmark, real-world fuel economy often differs. Crosstrek owners often average between 27 and 32 MPG in mixed driving conditions. Factors such as tire pressure, cargo weight, and driving style significantly influence fuel consumption. Aggressive acceleration and frequent hard braking will negatively impact your mileage, while consistent use of cruise control on relatively flat highways can help you meet or even exceed the EPA’s highway estimate. Keep in mind that the all-wheel-drive system, while beneficial in inclement weather, also adds mechanical drag that impacts overall efficiency.

How it compares

The Subaru Crosstrek exists in a competitive segment, and comparing its fuel economy to rivals is critical. The Mazda CX-30 with its naturally aspirated 2.5L engine achieves a combined 28 MPG. The Honda HR-V, another popular subcompact crossover, manages 28 MPG combined with its available all-wheel drive. Even the Nissan Kicks, with its front-wheel-drive-only configuration, tops out at 33 MPG combined, a significant advantage for city dwellers prioritizing fuel savings above all-weather capability. Looking at all Subaru fuel economy data, the Crosstrek is positioned as one of the more efficient models in the lineup, although the Impreza hatchback with the same engine can often achieve slightly better numbers thanks to its lower weight. Consider CROSSTREK MPG across all years if you are interested in previous years as well.

Tips to Maximize Efficiency

The 2021 Crosstrek responds well to gentle driving habits. Avoid rapid acceleration and maintain a steady speed whenever possible. Anticipate traffic flow to minimize braking and coast whenever feasible. The FB20 engine doesn’t reward aggressive driving with noticeable performance gains, so driving smoothly offers the best compromise between efficiency and responsiveness.

Regular maintenance is essential for optimal fuel economy. Ensure your tires are properly inflated to the pressure specified on the driver’s side doorjamb. Low tire pressure increases rolling resistance, which reduces fuel efficiency. Stick to the recommended service intervals for oil changes and other preventative maintenance items to keep your Crosstrek running smoothly.

Minimize unnecessary weight. Remove any items from your Crosstrek that you don’t regularly need, such as sporting equipment or tools. Extra weight forces the engine to work harder, consuming more fuel. Even small amounts of weight can add up over time, so it is important to have a clear out frequently.

Consider your tire choice when it’s time for replacement. Opt for low rolling resistance tires designed to improve fuel efficiency without sacrificing grip. Read tire reviews carefully to find a balance between fuel economy, handling, and durability that suits your driving style and local road conditions.