Toyota Avalon vs Kia Optima Dimensions & Size Comparison
Comparing 2018 catalog dimensions. Toyota Avalon · Kia Optima
- Length195.3 in
- Height57.5 in
- Wheelbase111.0 in
- Ground clearance5.5 in
- Curb weight3,505 lb – 3,583 lb
- Width72.2 in
- Kia Optima width73.2 in
Which is bigger?
- Length: Kia Optima is 4.2 in shorter (195.3 in vs 191.1 in)
- Width: Toyota Avalon is 1.0 in narrower (72.2 in vs 73.2 in)
- Height: Kia Optima is 0.2 in taller (57.5 in vs 57.7 in)
- Wheelbase: Toyota Avalon has a 0.6 in longer wheelbase (111.0 in vs 110.4 in)
- Ground clearance: Toyota Avalon has 0.2 in more ground clearance (5.5 in vs 5.3 in)
- Curb weight: Toyota Avalon is 188 lb heavier (3,544 lb vs 3,357 lb)
Biggest size differences
- Curb weight: Toyota Avalon is 188 lb heavier (3,544 lb vs 3,357 lb)
- Ground clearance: Toyota Avalon has 0.2 in more ground clearance (5.5 in vs 5.3 in)
- Length: Kia Optima is 4.2 in shorter (195.3 in vs 191.1 in)
- Width: Toyota Avalon is 1.0 in narrower (72.2 in vs 73.2 in)
- Wheelbase: Toyota Avalon has a 0.6 in longer wheelbase (111.0 in vs 110.4 in)
Practical verdicts
- Easier to fit in a short garageKia Optima — Kia Optima is shorter by 4.2 in Check garage fit for Toyota Avalon · garage fit for Kia Optima
- Narrower for tight parkingToyota Avalon — Toyota Avalon is narrower by 1.0 in
- More ground clearanceToyota Avalon — Toyota Avalon has 0.2 in more clearance
Dimension comparison
| Spec | Toyota Avalon | Kia Optima | Difference |
|---|---|---|---|
| Length | 195.3 in | 191.1 in | 4.2 in |
| Width | 72.2 in | 73.2 in | 1.0 in |
| Height | 57.5 in | 57.7 in | 0.2 in |
| Wheelbase | 111.0 in | 110.4 in | 0.6 in |
| Ground clearance | 5.5 in | 5.3 in | 0.2 in |
| Curb weight | 3,544 lb | 3,357 lb | 188 lb |
Values use trim midpoints when a model year lists a range.
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.