Every engine, transmission, drivetrain and fuel economy combination the EPA certified for the 2002 Civic. 8 configurations listed, with city, highway and combined mpg, annual fuel cost and tailpipe CO₂ for each one.
| Engine | Transmission | Drive | City | Hwy | Comb. | L/100km | Fuel cost/yr | CO₂ g/mi | Fuel |
|---|---|---|---|---|---|---|---|---|---|
| 2L I4 | 5-speed manual | FWD | 23 | 28 | 25 | 9.4 | $2,700 | 355 | Regular Gasoline |
| 1.7L I4 CNG | Automatic (variable gear ratios) | FWD | 26 | 31 | 28 | 8.4 | $1,650 | 251 | Natural Gas |
| 1.7L I4 | 4-speed automatic | FWD | 26 | 34 | 29 | 8.1 | $2,300 | 306 | Regular Gasoline |
| 1.7L I4 | 4-speed automatic | FWD | 26 | 35 | 30 | 7.8 | $2,250 | 296 | Regular Gasoline |
| 1.7L I4 | 5-speed manual | FWD | 27 | 33 | 30 | 7.8 | $2,250 | 296 | Regular Gasoline |
| 1.7L I4 | 5-speed manual | FWD | 28 | 36 | 31 | 7.6 | $2,150 | 287 | Regular Gasoline |
| 1.7L I4 | Automatic (variable gear ratios) | FWD | 30 | 36 | 32 | 7.4 | $2,100 | 278 | Regular Gasoline |
| 1.7L I4 | 5-speed manual | FWD | 31 | 40 | 34 | 6.9 | $1,950 | 261 | Regular Gasoline |
mpg figures are the EPA window-sticker values in US gallons. The L/100km column is the same figure converted for metric readers. CO₂ is tailpipe only and excludes fuel production.
| Engine 1 | 1.7L I4 (Regular Gasoline) |
|---|---|
| Engine 2 | 2L I4 (Regular Gasoline) |
| Engine 3 | 1.7L I4 CNG (Natural Gas) |
| Engine technology | CNG, SOHC-VTEC, VTEC-E |
|---|---|
| Electrification | CNG |
| Drivetrain | FWD |
|---|---|
| Vehicle class | Compact Cars, Subcompact Cars |
| Fuel types | Natural Gas, Regular Gasoline |
| Best combined | 34 mpg (6.9 L/100km) |
|---|---|
| Worst combined | 25 mpg (9.4 L/100km) |
| Spread | 25–34 mpg combined across configurations |
| Annual fuel cost (best) | $1,950 |
| Tailpipe CO₂ (best config) | 261 g/mile |
|---|---|
| Tailpipe CO₂ range | 251 – 355 g/mile across all configurations |
| 5-year fuel cost vs average new vehicle | $2,250 less |
Dimensions, curb weight, interior volume, oil capacity and torque specifications require official Honda documentation that we have not yet verified for this model year. They will be added once sourced.