Every engine, transmission, drivetrain and fuel economy combination the EPA certified for the 2019 Clarity. 3 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 |
|---|---|---|---|---|---|---|---|---|---|
| 1.5L I4 Plug-in Hybrid · Start-stop | Automatic (variable gear ratios) | FWD | 44 | 40 | 42 | 5.6 | $1,600 | 57 | Regular Gasoline |
| — FCV · Start-stop | Automatic (A1) | FWD | 68 | 67 | 68 | 3.5 | — | — | Hydrogen |
| — EV · Start-stop | Automatic (A1) | FWD | 126 | 103 | 114 | 2.1 | $650 | — | Electricity |
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 | 1.5L I4 Plug-in Hybrid (Regular Gasoline) |
|---|---|
| Engine 2 | EV (Electricity) |
| Engine 3 | FCV (Hydrogen) |
| Engine technology | PEM, PHEV |
|---|---|
| Start-stop | Engine idle-stop system fitted on at least one configuration |
| Electrification | EV, FCV, Plug-in Hybrid |
| Electric motor | 120 kW AC PMSM, 130 kW AC PMSM, 135kW AC PMSM |
| Electric range | 360 miles |
| Manufacturer config codes | HNX |
| Drivetrain | FWD |
|---|---|
| Vehicle class | Midsize Cars |
| Fuel types | Electricity, Hydrogen, Regular Gasoline |
| Best combined | 114 mpg (2.1 L/100km) |
|---|---|
| Worst combined | 42 mpg (5.6 L/100km) |
| Spread | 42–114 mpg combined across configurations |
| Annual fuel cost (best) | $650 |
| EPA fuel economy score | 10 / 10 |
|---|---|
| EPA greenhouse gas score | 10 / 10 |
| 5-year fuel cost vs average new vehicle | $8,750 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.