2026 Mazda 3 2.5 S vs 2026 Nissan Sentra S
37 more hp and 40 more lb-ft torque vs $2,950 less. That is the real fork. Key numbers: 186 vs 149 hp.
The 3 2.5 S leads on 37 more hp, 40 more lb-ft torque. The Sentra S leads on $2,950 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 Mazda 3 2.5 S | 2026 Nissan Sentra S |
|---|---|---|
| Pricing | ||
| MSRP | $25,550 | $22,600 |
| Powertrain | ||
| Engine | 2.5L I4 | 2.0L I4 |
| Horsepower | 186 hp | 149 hp |
| Torque | 186 lb-ft | 146 lb-ft |
| Transmission | 6-speed shiftable automatic | continuously variable-speed automatic |
| Drivetrain | FWD | FWD |
| Fuel Economy | ||
| City MPG | 26 | No published data |
| Highway MPG | 34 | No published data |
| Combined MPG | 29 | No published data |
| Fuel Tank | 13.2 gal | 12.4 gal |
| Dimensions | ||
| Curb Weight | 3,117 lbs | 3,097 lbs |
| Wheelbase | 107.3" | 106.5" |
| Length | 175.6" | 183.3" |
| Width | 70.7" | 71.5" |
| Height | 56.7" | 57.1" |
| Safety | ||
| IIHS Award | TSP+ | No published data |
| Warranty | ||
| Bumper-to-Bumper | 3yr/36k | 3yr/36k |
| Powertrain | 5yr/60k | 5yr/60k |
| Corrosion | 5yr/unlimited | 5yr/unlimited |
| Roadside Assistance | 3yr/36k | 3yr/36k |
Frequently Asked Questions
What is the price difference between the 2026 Mazda 3 2.5 S and 2026 Nissan Sentra S?
The 2026 Nissan Sentra S starts at $22,600, $2,950 less than the 2026 Mazda 3 2.5 S at $25,550. On a 60-month loan that is roughly $52/month. All prices are MSRP before destination and dealer fees.
Who should choose the 2026 Mazda 3 2.5 S?
The 2026 Mazda 3 2.5 S is the stronger pick when the extra 37 hp matters for your commute or driving style.
Who should choose the 2026 Nissan Sentra S?
The 2026 Nissan Sentra S is the stronger pick when you want to keep $2,950 in your pocket and the 2026 Nissan Sentra S covers your needs.
Which is more powerful, the 2026 Mazda 3 2.5 S or 2026 Nissan Sentra S?
The 2026 Mazda 3 2.5 S produces 186 hp, 37 more than the 2026 Nissan Sentra S at 149 hp. The 2026 Mazda 3 2.5 S also leads in torque at 186 lb-ft vs 146 lb-ft. The 2026 Mazda 3 2.5 S runs a 2.5L I4; the 2026 Nissan Sentra S uses a 2.0L I4.
Is the 2026 Mazda 3 2.5 S bigger than the 2026 Nissan Sentra S?
The 2026 Nissan Sentra S is 7.7″ longer at 183.3″ vs 175.6″. The 2026 Mazda 3 2.5 S has a 0.8″ longer wheelbase, which typically means more rear-seat legroom.
How do the warranties compare?
Both offer similar warranty coverage: 3yr/36k bumper-to-bumper and 5yr/60k powertrain.
Explore more: Mazda trims, Mazda 3 trims, Nissan trims, Nissan Sentra trims
- 2026 Mazda 3 2.5 S Safety Ratings (NHTSA)
- Compare Fuel Economy (EPA)
The 3–Sentra Decision
Shopping compact cars means the 3 and Sentra will likely end up on the same test-drive day. Here is what the numbers say before you get behind the wheel. The $-2,950 gap adds up to $52/month on a 60-month loan. That is real money, so the pricier option needs to earn it with capabilities you will actually use.
What Powers Each Vehicle
The 2026 Mazda 3 2.5 S runs a 2.5L I4; the 2026 Nissan Sentra S uses a 2.0L I4. The 2026 Mazda 3 2.5 S has 37 more hp (186 vs 149), enough to notice on highway on-ramps and when passing. The 2026 Mazda 3 2.5 S adds 40 more lb-ft of torque (186 vs 146), giving it stronger low-end pull off the line. Both use FWD.
The Decision
Choose the 2026 Mazda 3 2.5 S when the extra 37 hp matters for your commute or driving style. Choose the 2026 Nissan Sentra S when you want to keep $2,950 in your pocket and the 2026 Nissan Sentra 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 Mazda or Nissan or any dealership.