2026 Hyundai Sonata SE vs 2026 Mazda 3 2.5 S
3 mpg better and 17.7″ longer vs $1,900 less. That is the real fork. Key numbers: 191 vs 186 hp, 32 vs 29 MPG.
The Sonata SE leads on 3 MPG better, 17.7″ longer. The 3 2.5 S leads on $1,900 less. The spec table compares 5 specifications head to head.
Key Differences at a Glance
What's Actually Different
These two vehicles differ in 5 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 SE | 2026 Mazda 3 2.5 S |
|---|---|---|
| Pricing | ||
| MSRP | $27,450 | $25,550 |
| Powertrain | ||
| Engine | 2.5L I4 | 2.5L I4 |
| Horsepower | 191 hp | 186 hp |
| Torque | 181 lb-ft | 186 lb-ft |
| Transmission | 8-speed shiftable automatic | 6-speed shiftable automatic |
| Drivetrain | FWD | FWD |
| Fuel Economy | ||
| City MPG | 28 | 26 |
| Highway MPG | 38 | 34 |
| Combined MPG | 32 | 29 |
| Fuel Tank | 15.9 gal | 13.2 gal |
| Dimensions | ||
| Curb Weight | 3,232 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 SE and 2026 Mazda 3 2.5 S?
The 2026 Mazda 3 2.5 S starts at $25,550, $1,900 less than the 2026 Hyundai Sonata SE at $27,450. On a 60-month loan that is roughly $33/month. All prices are MSRP before destination and dealer fees.
Who should choose the 2026 Hyundai Sonata SE?
The 2026 Hyundai Sonata SE is the stronger pick when lower running costs matter to you, roughly $136/year less on fuel; you want the larger footprint for passengers or cargo.
Who should choose the 2026 Mazda 3 2.5 S?
The 2026 Mazda 3 2.5 S is the stronger pick when you want to keep $1,900 in your pocket and the 2026 Mazda 3 2.5 S covers your needs; you prefer a smaller vehicle that is easier to park and maneuver.
Which gets better fuel economy, the 2026 Hyundai Sonata SE or 2026 Mazda 3 2.5 S?
The 2026 Hyundai Sonata SE rates 32 combined MPG, 3 MPG ahead.
Which is more powerful, the 2026 Hyundai Sonata SE or 2026 Mazda 3 2.5 S?
The 2026 Hyundai Sonata SE produces 191 hp, 5 more than the 2026 Mazda 3 2.5 S at 186 hp. The 2026 Mazda 3 2.5 S also leads in torque at 186 lb-ft vs 181 lb-ft.
Is the 2026 Hyundai Sonata SE bigger than the 2026 Mazda 3 2.5 S?
The 2026 Hyundai Sonata SE is 17.7″ longer at 193.3″ vs 175.6″. The 2026 Hyundai Sonata SE 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
- 2026 Hyundai Sonata SE Safety Ratings (NHTSA)
- 2026 Mazda 3 2.5 S Safety Ratings (NHTSA)
- Compare Fuel Economy (EPA)
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 SE starts at $27,450; the 2026 Mazda 3 2.5 S at $25,550. The $-1,900 gap is about $33/month on a 60-month loan. Noticeable but not dramatic enough to be the deciding factor on its own.
Powertrain: Sonata vs 3
Both run the same 2.5L I4 engine. The 5 hp difference (191 vs 186) is marginal in daily driving. Both use FWD.
What It Actually Costs to Own
The 2026 Hyundai Sonata SE saves roughly $136/year on fuel at $3.50/gallon and 12,000 annual miles. Over five years, that is $680.
Size, Space, and Daily Reality
The 2026 Hyundai Sonata SE is 17.7″ longer, which translates to more room inside but a larger footprint in parking lots and garages.
Which One Should You Buy?
Choose the 2026 Hyundai Sonata SE when lower running costs matter to you, roughly $136/year less on fuel. Choose the 2026 Mazda 3 2.5 S when you want to keep $1,900 in your pocket and the 2026 Mazda 3 2.5 S 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.