Mazda · 2023
3 5-Door 2WD 2.5L 4-cyl
✓ EPA Verified
Regular Gasoline
Midsize Cars
Front-Wheel Drive
City
27
MPG
Combined
30
MPG
Highway
35
MPG
Annual Fuel Cost
$1,450
Based on 15,000 miles/year · EPA estimates
vs avg gas vehicle
$700
saved per year
Class Comparison — Midsize Cars
Top 39%
Better than 61 out of 100 vehicles in its class for fuel efficiency.
This vehicle: 30 MPG
This vehicle
30 MPG
Class average
35 MPG
Class lowest
13 MPG
EPA Energy & Environment Scores
6
Energy Score
Out of 10
6
GHG Score
Out of 10
292 lbs
Annual CO₂
g/mile tailpipe CO₂
No
Start-Stop
Not equipped
Vehicle Specifications
Engine2.5L 4-cyl
TransmissionAutomatic (S6)
DriveFront-Wheel Drive
Fuel TypeRegular Gasoline
Vehicle ClassMidsize Cars
Engine DescSIDI
Start-StopNo
EPA Vehicle ID45938

The 2023 Mazda 3 5-Door 2WD 2.5L 4-cyl gets 30 MPG combined, a respectable figure, but it’s important to remember that fuel efficiency isn’t the car’s main goal. It’s not an economy car designed to save fuel at all costs; it’s a stylish, fun-to-drive hatchback that is reasonably frugal. The typical Mazda 3 buyer values driving enjoyment and design flair over pure thriftiness and is willing to accept slightly less impressive MPG numbers for the Mazda’s character and upscale feel.

City and highway performance

The EPA estimates 27 MPG in the city and 35 MPG on the highway. These figures reflect the Mazda 3’s tuning. The 2.5L engine, while not the most advanced in terms of fuel-saving technology, offers a good amount of power and torque. This allows for relaxed highway cruising, contributing to the solid 35 MPG rating. The city MPG suggests that stop-and-go traffic will take a toll, but the engine’s responsiveness makes navigating cities enjoyable, a worthwhile trade-off for many drivers.

Annual fuel cost

The EPA estimates the annual fuel cost for the 2023 Mazda 3 5-Door 2WD 2.5L 4-cyl at $1,450. This is based on driving 15,000 miles per year and using national average fuel prices. It’s a useful benchmark for comparing running costs with other vehicles, but individual expenses will vary based on driving habits and local fuel prices. Aggressive driving or consistent use of premium fuel (though not required) will increase this annual cost.

Real-world expectations

While the EPA figures provide a standardized comparison, real-world fuel economy often differs. Some drivers report figures close to the EPA estimates, especially on longer trips. However, aggressive driving, short trips, and heavy air conditioning use will lower fuel economy. The Mazda 3’s spirited nature can tempt drivers to exploit its performance, so a light foot is key to achieving the stated MPG figures. Visit our sister site to compare 3 MPG across all years.

How it compares

Compared to other hatchbacks in its class, the Mazda 3’s fuel economy is competitive but not the best. The Honda Civic Hatchback, for example, achieves up to 42 MPG on the highway in its most efficient trims. The Toyota Corolla Hatchback also achieves better numbers than the Mazda in combined driving. While the Mazda 3 doesn’t win on pure fuel savings, it’s not a gas guzzler. This matters because buyers often compare these models, weighing fuel economy against styling, interior quality, and driving dynamics, where the Mazda frequently excels. Before making your decision, review all Mazda fuel economy data.

Tips to maximize efficiency

Gentle acceleration makes a noticeable difference. The Mazda 3’s engine responds well to smooth inputs, and avoiding sudden bursts of speed can significantly improve fuel economy, especially around town. Anticipate traffic flow and maintain a steady pace when possible.

Proper tire inflation is critical. Underinflated tires increase rolling resistance, forcing the engine to work harder and consume more fuel. Check your tire pressure regularly and inflate them to the recommended levels specified on the driver’s side doorjamb.

Reduce unnecessary weight. Carrying excessive cargo in the trunk adds extra load, reducing fuel economy. Remove any items that are not essential for daily driving to lighten the load and improve efficiency.

Minimize idling. Letting the engine idle for extended periods wastes fuel. If you anticipate being stopped for more than a minute or two, it’s best to turn off the engine. Restarting the engine consumes less fuel than idling.