2026 Hyundai Sonata SEL Hybrid vs 2026 Mazda 3 2.5 S Select Sport
18 mpg better and 17.7″ longer vs $5,710 less. That is the real fork. Key numbers: 192 vs 186 hp, 47 vs 29 MPG.
The Sonata SEL Hybrid leads on 18 MPG better, 17.7″ longer. The 3 2.5 S Select Sport leads on $5,710 less. The spec table compares 4 specifications head to head.
Key Differences at a Glance
What's Actually Different
These two vehicles differ in 4 specifications.
Full Specification Comparison
Specifications and pricing reflect available data as of early 2026 and may not match current manufacturer figures. Always confirm details with an authorized dealer before making a purchase decision.
| Spec | 2026 Hyundai Sonata SEL Hybrid | 2026 Mazda 3 2.5 S Select Sport |
|---|---|---|
| Pricing | ||
| MSRP | $32,450 | $26,740 |
| Powertrain | ||
| Engine | 2.0L I4 hybrid | 2.5L I4 |
| Horsepower | 192 hp | 186 hp |
| Torque | No published data | 186 lb-ft |
| Transmission | 6-speed shiftable automatic | 6-speed shiftable automatic |
| Drivetrain | FWD | FWD |
| Fuel Economy | ||
| City MPG | 44 | 26 |
| Highway MPG | 51 | 34 |
| Combined MPG | 47 | 29 |
| Fuel Tank | 13.2 gal | 13.2 gal |
| Annual Fuel Cost (EPA) | $950/yr | No published data |
| Dimensions | ||
| Curb Weight | 3,439 lbs | 3,117 lbs |
| Wheelbase | 111.8" | 107.3" |
| Length | 193.3" | 175.6" |
| Width | 73.2" | 70.7" |
| Height | 56.9" | 56.7" |
| Safety | ||
| NHTSA Overall | 5/5 stars | No published data |
| IIHS Award | TSP+ | TSP+ |
| Warranty | ||
| Bumper-to-Bumper | 5yr/60k | 3yr/36k |
| Powertrain | 10yr/100k | 5yr/60k |
| Corrosion | 7yr/unlimited | 5yr/unlimited |
| Roadside Assistance | 5yr/unlimited | 3yr/36k |
Frequently Asked Questions
What is the price difference between the 2026 Hyundai Sonata SEL Hybrid and 2026 Mazda 3 2.5 S Select Sport?
The 2026 Mazda 3 2.5 S Select Sport starts at $26,740, $5,710 less than the 2026 Hyundai Sonata SEL Hybrid at $32,450. On a 60-month loan that is roughly $100/month. All prices are MSRP before destination and dealer fees.
Who should choose the 2026 Hyundai Sonata SEL Hybrid?
The 2026 Hyundai Sonata SEL Hybrid is the stronger pick when lower running costs matter to you, roughly $554/year less on fuel; you want the larger footprint for passengers or cargo.
Who should choose the 2026 Mazda 3 2.5 S Select Sport?
The 2026 Mazda 3 2.5 S Select Sport is the stronger pick when you want to keep $5,710 in your pocket and the 2026 Mazda 3 2.5 S Select Sport covers your needs; you prefer a smaller vehicle that is easier to park and maneuver.
Which gets better fuel economy, the 2026 Hyundai Sonata SEL Hybrid or 2026 Mazda 3 2.5 S Select Sport?
The 2026 Hyundai Sonata SEL Hybrid rates 47 combined MPG, 18 MPG ahead.
Which is more powerful, the 2026 Hyundai Sonata SEL Hybrid or 2026 Mazda 3 2.5 S Select Sport?
The 2026 Hyundai Sonata SEL Hybrid produces 192 hp, 6 more than the 2026 Mazda 3 2.5 S Select Sport at 186 hp. The 2026 Hyundai Sonata SEL Hybrid runs a 2.0L I4 hybrid; the 2026 Mazda 3 2.5 S Select Sport uses a 2.5L I4.
Is the 2026 Hyundai Sonata SEL Hybrid bigger than the 2026 Mazda 3 2.5 S Select Sport?
The 2026 Hyundai Sonata SEL Hybrid is 17.7″ longer at 193.3″ vs 175.6″. The 2026 Hyundai Sonata SEL Hybrid has a 4.5″ longer wheelbase, which typically means more rear-seat legroom.
How do the warranties compare?
The Hyundai Sonata comes with 5yr/60k bumper-to-bumper and 10yr/100k powertrain. The Mazda 3 offers 3yr/36k bumper-to-bumper and 5yr/60k powertrain. Longer warranty coverage can offset higher maintenance costs over time.
Explore more: Hyundai trims, Hyundai Sonata trims, Mazda trims, Mazda 3 trims
How the Sonata and 3 Stack Up
Two midsize sedans, two brands, and a decision that comes down to which one fits your commute and budget. The 2026 Hyundai Sonata SEL Hybrid starts at $32,450; the 2026 Mazda 3 2.5 S Select Sport at $26,740. The $-5,710 gap adds up to $100/month on a 60-month loan. That is real money, so the pricier option needs to earn it with capabilities you will actually use.
Powertrain: Sonata vs 3
The 2026 Hyundai Sonata SEL Hybrid runs a 2.0L I4 hybrid; the 2026 Mazda 3 2.5 S Select Sport uses a 2.5L I4. The 6 hp difference (192 vs 186) is marginal in daily driving. Both use FWD.
What It Actually Costs to Own
The 2026 Hyundai Sonata SEL Hybrid saves roughly $554/year on fuel at $3.50/gallon and 12,000 annual miles. Over five years, that is $2,770.
Size, Space, and Daily Reality
The 2026 Hyundai Sonata SEL Hybrid is 17.7″ longer, which translates to more room inside but a larger footprint in parking lots and garages. The 2026 Hyundai Sonata SEL Hybrid weighs 322 lbs more. Heavier vehicles tend to feel more planted at highway speed but use more fuel and are harder to stop quickly.
Which One Should You Buy?
Choose the 2026 Hyundai Sonata SEL Hybrid when lower running costs matter to you, roughly $554/year less on fuel. Choose the 2026 Mazda 3 2.5 S Select Sport when you want to keep $5,710 in your pocket and the 2026 Mazda 3 2.5 S Select Sport covers your needs.
Specifications shown combine licensed third-party automotive data with official manufacturer, EPA, and NHTSA source material. Actual pricing, features, and availability may vary by region and dealer. Always confirm details with an authorized dealer before making a purchase decision. TrimAtlas is not affiliated with Hyundai or Mazda or any dealership.