If you’re looking at compact cars, you have a slew of options. The 2026 Mazda3 Sedan and 2026 Kia K4 are both excellent choices. Let’s review the specs of both to see how they stack up.
The Mazda3 comes in five available trim levels, ranging from the budget-conscious 2.5 S to the well-appointed 2.5 Turbo Premium Plus. The K4 comes in five configurations, from the entry-level LX to the top-of-the-line GT-LineTurbo model. We’ll find most of what these vehicles have to offer somewhere in the middle, so let’s take a look at the standard features of the 2026 Mazda3 Sedan 2.5 S Preferred vs. the 2026 Kia K4 GT-Line.
Vehicle Details
The K4 packs a 2.0-liter 4-cylinder engine under the hood for 132 lb-ft torque @4,500 rpm and 147 hp @ 6,200 rpm. For the drivetrain, we have front-wheel drive and intelligent variable transmission (IVT). With an estimated 29 MPG city / 39 MPG highway, the K4 is a practical choice when it comes to fuel efficiency.
Altogether, both the Mazda3 and the K4 are more than serviceable performers in most environments.
The Kia K4 also doesn’t kid around when it comes to safety. The K4 comes with a driver assist package that includes forward collision avoidance assist, lane keeping assist, smart cruise control, and driver attention warning.
There is also plenty to like about the K4’s interior. With 98.7 cubic feet of passenger volume and seating for five, space shouldn’t be an issue. 6-speaker audio, Apple CarPlay™ and Android Auto™ compatibility, SiriusXM® satellite radio, and more add up to an adequate infotainment setup.
The 2026 Mazda3 Sedan is stylish and fun to drive without sacrificing versatility or comfort. The 2026 Kia K4 is also a great choice. Both are excellent, but in our opinion, the Mazda3 Sedan pulls out ahead.
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