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2021 Honda Civic vs 2021 Mazda3

2021 Honda Civic vs. 2021 Mazda3

2021 Honda Civic


2021 Mazda3

Up to 32*

EPA-Estimated City MPG

Up to 28
Up to 42*

EPA-Estimated Highway MPG

Up to 36
Up to 97.8 Cubic Feet

Passenger Space

Up to 92.8 Cubic Feet
Up to 15.1 Cubic Feet

Cargo Space

Up to 13.2 Cubic Feet

Premium Sound System

Front and Rear Outboard

Heated Seats


The 2021 Honda Civic is one of the most acclaimed compact sedans currently available, and any driver who wants to understand why has only to see how it matches up against a rival model. With that in mind, we’ve compared 2021 Honda Civic vs. 2021 Mazda3 across the following factors:

  • MPG Ratings
  • Cabin Space
  • Features

Civic vs. Mazda3: MPG Ratings

You can trust both the 2021 Honda Civic and the 2021 Mazda3 to deliver sporty performance whether you’re zipping through the city or changing lanes on the highway, but the Honda provides significantly higher peak efficiency scores.

You’ll make:

  • Up to an EPA-estimated 32 mpg in the city and 42 mpg on the highway with the 2021 Honda Civic 1.5L CVT*
  • Up to an EPA-estimated 28 mpg in the city and 36 mpg on the highway with the 2021 Mazda3 2.0.

Civic vs. Mazda3: Cabin Space

Most people approach the compact sedan class expecting compact interior dimensions, but the Honda Civic defies those expectations by providing considerably more space than competitors like the Mazda3.

Here’s how interior dimensions match up:

  • Passenger Space: Up to 97.8 cubic feet in the Honda Civic vs. 92.8 in the Mazda3.
  • Cargo Space: Up to 15.1 cubic feet of trunk space in the Honda Civic vs. 13.2 in the Mazda3.

Civic vs. Mazda: Features

Compare features of the Civic vs. features of the Mazda3 and you’ll notice that many of the Civic’s most advanced safety features aren’t available with the Mazda. Examples include:

  • Multi-Angle Rearview Camera
  • Honda LaneWatch™
  • Road Departure Mitigation System (RDM)

You’ll notice the same thing when you turn to comfort and convenience features. You’ll find:

  • 10-speaker premium sound system in the Civic vs. an 8-speaker system in the Mazda3.
  • Heated front and outboard rear seats in the Civic vs front only in the Mazda3.
  • Leather seating in the Civic vs. leatherette in the Mazda3.

The 2021 Honda Civic Easily Outclasses the 2021 Mazda3

The team here at our Canandaigua, NY showroom will be happy to talk through everything from Car Doc maintenance plans to Honda Civic financing options, so don’t hesitate to get in touch for any further information.


*Based on 2019 EPA mileage ratings. Use for comparison purposes only. Your mileage will vary depending on how you drive and maintain your vehicle, driving conditions and other factors.

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