2025 Nissan Altima 2.5 S vs 2026 Nissan Sentra S
On paper, the 2025 Nissan Altima 2.5 S wins on 39 more hp, 34 more lb-ft torque, 9.6″ longer. The 2026 Nissan Sentra S has to win you at the dealer. Key numbers: 188 vs 149 hp.
The Altima 2.5 S leads on 39 more hp, 34 more lb-ft torque. The Sentra S leads on $4,400 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 | 2025 Nissan Altima 2.5 S | 2026 Nissan Sentra S |
|---|---|---|
| Pricing | ||
| MSRP | $27,000 | $22,600 |
| Powertrain | ||
| Engine | 2.5L I4 | 2.0L I4 |
| Horsepower | 188 hp | 149 hp |
| Torque | 180 lb-ft | 146 lb-ft |
| Transmission | continuously variable-speed automatic | continuously variable-speed automatic |
| Drivetrain | FWD | FWD |
| Fuel Economy | ||
| City MPG | 27 | No published data |
| Highway MPG | 38 | No published data |
| Combined MPG | 31 | No published data |
| Fuel Tank | 16.2 gal | 12.4 gal |
| Annual Fuel Cost (EPA) | $1,400/yr | No published data |
| Dimensions | ||
| Curb Weight | 3,253 lbs | 3,097 lbs |
| Wheelbase | 111.2" | 106.5" |
| Length | 192.9" | 183.3" |
| Width | 72.9" | 71.5" |
| Height | 56.7" | 57.1" |
| Safety | ||
| NHTSA Overall | 5/5 stars | 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 2025 Nissan Altima 2.5 S and 2026 Nissan Sentra S?
The 2026 Nissan Sentra S starts at $22,600, $4,400 less than the 2025 Nissan Altima 2.5 S at $27,000. On a 60-month loan that is roughly $77/month. All prices are MSRP before destination and dealer fees.
Who should choose the 2025 Nissan Altima 2.5 S?
The 2025 Nissan Altima 2.5 S is the stronger pick when the extra 39 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 $4,400 in your pocket and the 2026 Nissan Sentra S covers your needs.
Which is more powerful, the 2025 Nissan Altima 2.5 S or 2026 Nissan Sentra S?
The 2025 Nissan Altima 2.5 S produces 188 hp, 39 more than the 2026 Nissan Sentra S at 149 hp. The 2025 Nissan Altima 2.5 S also leads in torque at 180 lb-ft vs 146 lb-ft. The 2025 Nissan Altima 2.5 S runs a 2.5L I4; the 2026 Nissan Sentra S uses a 2.0L I4.
Is the 2025 Nissan Altima 2.5 S bigger than the 2026 Nissan Sentra S?
The 2025 Nissan Altima 2.5 S is 9.6″ longer at 192.9″ vs 183.3″. The 2025 Nissan Altima 2.5 S has a 4.7″ longer wheelbase, which typically means more rear-seat legroom.
Explore more: Nissan trims, Nissan Altima trims, Nissan Sentra trims
- 2025 Nissan Altima 2.5 S Safety Ratings (NHTSA)
- Compare Fuel Economy (EPA)
How the Altima and Sentra Stack Up
Two midsize sedans, two brands, and a decision that comes down to which one fits your commute and budget. The 2025 Nissan Altima 2.5 S starts at $27,000; the 2026 Nissan Sentra S at $22,600. The $-4,400 gap adds up to $77/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: Altima vs Sentra
The 2025 Nissan Altima 2.5 S runs a 2.5L I4; the 2026 Nissan Sentra S uses a 2.0L I4. The 2025 Nissan Altima 2.5 S has 39 more hp (188 vs 149), enough to notice on highway on-ramps and when passing. The 2025 Nissan Altima 2.5 S adds 34 more lb-ft of torque (180 vs 146), giving it stronger low-end pull off the line. Both use FWD.
Which One Should You Buy?
Choose the 2025 Nissan Altima 2.5 S when the extra 39 hp matters for your commute or driving style. Choose the 2026 Nissan Sentra S when you want to keep $4,400 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 Nissan or any dealership.