The Nissan Altima 2.5 S uses a 2.5-liter four-cylinder engine.
In the Altima 2.5 S, this engine is a naturally aspirated 2.5-liter inline-4 paired with Nissan’s Xtronic continuously variable transmission (CVT). It typically produces about 188 horsepower and 180 lb-ft of torque, with front-wheel drive as the standard setup. A turbocharged 2.0-liter option exists in other trims, but not in the 2.5 S.
Engine specifications
Below are the core specifications for the Altima 2.5 S engine as configured in recent model years.
- Engine type: naturally aspirated inline-4
- Displacement: 2.5 liters
- Horsepower: about 188 hp
- Torque: about 180 lb-ft
- Valvetrain: DOHC with variable valve timing
- Fuel system: multi-point fuel injection
- Transmission: Xtronic CVT
- Drive: front-wheel drive (FWD) standard
Note: Exact outputs can vary slightly by model year and market. The primary powertrain for the 2.5 S remains a 2.5-liter four-cylinder with a CVT across recent generations.
Summary
The Altima 2.5 S is powered by a 2.5-liter inline-4 engine, delivering roughly 188 horsepower and 180 lb-ft of torque, mated to Nissan’s CVT and standard front-wheel drive. This base powertrain distinguishes the 2.5 S from higher trims that offer turbocharged options.
Is the Nissan Altima 2.5 a V6 or V4?
The 2.5-liter 4-cylinder engine accelerated the sedan from 0–60 mph (95 km/h) in 8.6 seconds.
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What year of Altima to stay away from?
Nissan Model Years to Approach with Caution
| Model | Years to Avoid |
|---|---|
| Altima | 2013–2015 |
| Rogue | 2008–2013 |
| Sentra | 2013–2014 |
| Pathfinder | 2005–2010 |
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What engine is in a Nissan Altima 2.5 S?
2.5L QR25DE Engine Overview – 2025 Nissan Altima® The QR25DE is Nissan's long-running 2.5-liter naturally aspirated 4-cylinder engine, continuing as the exclusive powertrain in the 2025 Nissan Altima®.
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What Nissan has a 2.5 engine?
2.5L Engine
Refined and responsive, Altima's 2.5-liter engine serves up to 188 horsepower and 180 lb-ft of torque. With excellent fuel efficiency and an estimated 27 city mpg and 38 highway mpg, you're ready to take on the world.
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