The 2010 Honda Civic DX uses a 1.8-liter inline-four i-VTEC engine (Honda code R18A1), delivering about 140 horsepower and 128 lb-ft of torque. It can be paired with either a five-speed manual or a five-speed automatic transmission depending on the configuration.
In the 2010 lineup, the DX was the base sedan trim of the eighth-generation Civic, built around the same 1.8-liter engine family that powered most trims that year. This article explains the engine, its performance figures, and the available transmission options for the Civic DX in 2010, and places the powertrain in the context of Honda’s lineup at the time.
Engine specifications
Key facts about the engine powering the 2010 Civic DX are summarized below.
- Engine code: R18A1
- Displacement: 1.8 L (1799 cc)
- Configuration: Inline-4
- Valvetrain: i-VTEC, 16 valves, DOHC
- Horsepower: 140 hp @ 6,300 rpm
- Torque: 128 lb-ft @ 4,300 rpm
These specifications reflect the US-spec configuration, where the R18A1 gasoline engine is used in most Civic trims of that generation, delivering a balance of efficiency and performance.
Transmission options
The DX trim offered two transmission configurations, with an automatic option available in many markets. The basic drivetrain pairing is described below.
- 5-speed manual transmission
- 5-speed automatic transmission
Transmission choice affected the Civic’s acceleration, fuel economy, and daily drivability, with the manual appealing to enthusiasts and the automatic favored for convenience in routine commuting.
Context and notes
The 2010 Civic DX is part of the eighth generation, which ran from 2006 through 2011. Across most markets, Honda used the same 1.8-liter engine family for the DX, LX, EX, and EX-L trims, while the sportier Si and Type R variants used different engines. The DX emphasizes value and efficiency within the Civic lineup, while still delivering the brand’s dependable performance.
Summary
In short, the 2010 Honda Civic DX is powered by a 1.8-liter inline-four i-VTEC engine (R18A1) delivering roughly 140 horsepower and 128 lb-ft of torque, paired with either a five-speed manual or five-speed automatic transmission. This powertrain underpins the Civic’s blend of practicality, efficiency, and everyday reliability for the 2010 model year.