The 2007 Honda Civic offered multiple engines depending on the trim: a 1.8-liter four-cylinder for most models, a 2.0-liter four for the high-performance Si, and a 1.3-liter hybrid engine paired with Honda's IMA system. There was also a limited CNG-powered GX variant with the same 1.8-liter base engine.
Engine options by trim
Below are the main powerplants you would find on 2007 Civics in the United States, grouped by model line.
- Common sedans and coupes (LX, EX, EX-L, DX): 1.8-liter inline-4 with i-VTEC, approximately 140 horsepower and 128 lb-ft of torque.
- Civic Si (high-performance variant): 2.0-liter inline-4 with i-VTEC, about 197 horsepower (and around 139 lb-ft of torque).
- Civic Hybrid: 1.3-liter inline-4 with Honda's Integrated Motor Assist (IMA) electric drive, for a combined output of around 110 horsepower.
- Civic GX (natural gas variant): 1.8-liter inline-4 configured for compressed natural gas, roughly 113 horsepower.
In practice, these powertrains defined the lineup for the 2007 Civic. Market variations existed, but the figures above reflect the core configurations offered in the U.S. at the time.
Why the engine mix mattered
The 2007 Civic lineup balanced efficiency, performance, and emissions. The 1.8L engine provided everyday reliability and good fuel economy, the Si delivered sportier acceleration, and the Hybrid aimed for higher efficiency with the IMA system. The GX offered an alternative fueling option for buyers in markets with CNG infrastructure.
Summary
For the 2007 Honda Civic, you could encounter a 1.8-liter inline-4 in most trims, a 2.0-liter inline-4 in the Si, a 1.3-liter hybrid engine with IMA for the Hybrid, and a CNG-configured 1.8-liter engine for the GX. horsepower and torque varied by configuration, but these were the core engine options for that model year.