Every engine, transmission, drivetrain and fuel economy combination
the EPA certified for the 2003 Accord. 4 configurations listed,
with city, highway and combined mpg, annual fuel cost and tailpipe CO₂ for each one.
Engine and transmission combinations
Engine
Transmission
Drive
City
Hwy
Comb.
L/100km
Fuel cost/yr
CO₂ g/mi
Fuel
3L I6
6-speed manual
FWD
18
27
21
11.2
$3,200
423
Regular Gasoline
3L I6
5-speed automatic CLKUP
FWD
19
27
22
10.7
$3,050
404
Regular Gasoline
2.4L I4
5-speed automatic CLKUP
FWD
21
31
25
9.4
$2,700
355
Regular Gasoline
2.4L I4
5-speed manual
FWD
23
31
26
9.0
$2,600
342
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 summary
Engine 1
2.4L I4 (Regular Gasoline)
Engine 2
3L V6 (Regular Gasoline)
Engine technology and equipment
Engine technology
CLKUP, VTC/VTEC
Drivetrain and class
Drivetrain
FWD
Vehicle class
Midsize Cars
Fuel types
Regular Gasoline
Fuel economy range
Best combined
26 mpg
(9.0 L/100km)
Worst combined
21 mpg
(11.2 L/100km)
Spread
21–26 mpg combined across configurations
Annual fuel cost (best)
$2,600
Emissions and running cost
Tailpipe CO₂ (best config)
342 g/mile
Tailpipe CO₂ range
342 – 423 g/mile across all configurations
5-year fuel cost vs average new vehicle
$1,000 more
Not yet published
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.