Spec Sizes

Kia Optima vs Honda Accord Dimensions & Size Comparison

Comparing 2006 catalog dimensions. Kia Optima · Honda Accord

Same scale for both vehicles. Generic silhouette — proportional to measured length, height, width, wheelbase, and clearance.

Side view
  • Length185.8 in – 186.4 in
  • Height55.5 in – 58.3 in
  • Wheelbase106.3 in – 107.1 in
  • Curb weight3,142 lb – 3,301 lb
Front / width
  • Width71.1 in – 71.5 in
  • Honda Accord width71.3 in – 71.6 in

Which is bigger?

  • Length: Kia Optima is 3.2 in shorter (186.1 in vs 189.3 in)
  • Width: Kia Optima is 0.1 in narrower (71.3 in vs 71.4 in)
  • Height: Kia Optima is 0.4 in taller (56.9 in vs 56.5 in)
  • Wheelbase: Kia Optima has a 0.2 in longer wheelbase (106.7 in vs 106.5 in)
  • Curb weight: Honda Accord is 25 lb heavier (3,222 lb vs 3,247 lb)

Biggest size differences

  1. Length: Kia Optima is 3.2 in shorter (186.1 in vs 189.3 in)
  2. Curb weight: Honda Accord is 25 lb heavier (3,222 lb vs 3,247 lb)
  3. Height: Kia Optima is 0.4 in taller (56.9 in vs 56.5 in)
  4. Width: Kia Optima is 0.1 in narrower (71.3 in vs 71.4 in)
  5. Wheelbase: Kia Optima has a 0.2 in longer wheelbase (106.7 in vs 106.5 in)

Practical verdicts

  • Easier to fit in a short garageKia Optima — Kia Optima is shorter by 3.2 in Check garage fit for Kia Optima · garage fit for Honda Accord
  • Narrower for tight parkingKia Optima — Kia Optima is narrower by 0.1 in
  • Smaller exterior footprintKia Optima — Based on length × width (Kia Optima)

Dimension comparison

SpecKia OptimaHonda AccordDifference
Length186.1 in189.3 in3.2 in
Width71.3 in71.4 in0.1 in
Height56.9 in56.5 in0.4 in
Wheelbase106.7 in106.5 in0.2 in
Curb weight3,222 lb3,247 lb25 lb

Values use trim midpoints when a model year lists a range (e.g. length 185.8 in – 186.4 in).

Compare by year

Overlapping model years with dimension data.

Already own one of these cars?

Jump to maintenance sizes on the vehicle page — tires, wipers, battery, and oil when present in the catalog.