The 2015 Honda Civic LX has 143 horsepower from its 1.8-liter inline-4 engine, a figure that defines its everyday performance for the U.S. market.
In this article, we’ll break down that horsepower figure, explain the engine setup and peak torque, and summarize how transmission choices affect the driving experience.
Engine specifications and horsepower
Technical notes
The following bullet points capture the official powertrain details for the U.S.-market 2015 Civic LX.
- Engine: 1.8-liter i-VTEC inline-4
- Horsepower: 143 hp at 6,500 rpm
- Torque: 129 lb-ft at 4,600–4,700 rpm
- Transmission options: 5-speed manual or CVT (depending on trim)
In the context of the Civic LX, horsepower is the engine’s peak output; the chosen transmission affects throttle feel and acceleration characteristics but does not change the peak horsepower rating.
What the number means for daily driving
With 143 horsepower, the Civic LX offers competent acceleration for city driving, highway merging, and routine commuting. The available manual and CVT configurations provide different driving feels, but both share the same horsepower figure from the 1.8-liter engine.
Summary
The 2015 Honda Civic LX relies on a 1.8-liter i-VTEC inline-4 that produces 143 horsepower at 6,500 rpm and 129 lb-ft of torque at around 4,600–4,700 rpm. Transmission choices include a 5-speed manual or a CVT, giving buyers flexibility in how that power is delivered while maintaining the same peak output.