Nissan Altima vs Kia Optima Dimensions & Size Comparison
Comparing 2008 catalog dimensions. Nissan Altima · Kia Optima
- Length182.5 in – 189.8 in
- Height55.3 in – 57.9 in
- Wheelbase105.3 in – 109.3 in
- Curb weight3,055 lb – 3,334 lb
- Width70.7 in
- Kia Optima width71.1 in
Which is bigger?
- Length: Nissan Altima is 0.3 in shorter (186.2 in vs 186.4 in)
- Width: Nissan Altima is 0.4 in narrower (70.7 in vs 71.1 in)
- Height: Kia Optima is 1.7 in taller (56.6 in vs 58.3 in)
- Wheelbase: Nissan Altima has a 0.2 in longer wheelbase (107.3 in vs 107.1 in)
- Curb weight: Kia Optima is 20 lb heavier (3,195 lb vs 3,215 lb)
Biggest size differences
- Height: Kia Optima is 1.7 in taller (56.6 in vs 58.3 in)
- Curb weight: Kia Optima is 20 lb heavier (3,195 lb vs 3,215 lb)
- Width: Nissan Altima is 0.4 in narrower (70.7 in vs 71.1 in)
- Wheelbase: Nissan Altima has a 0.2 in longer wheelbase (107.3 in vs 107.1 in)
- Length: Nissan Altima is 0.3 in shorter (186.2 in vs 186.4 in)
Practical verdicts
- Easier to fit in a short garageNissan Altima — Nissan Altima is shorter by 0.3 in Check garage fit for Nissan Altima · garage fit for Kia Optima
- Narrower for tight parkingNissan Altima — Nissan Altima is narrower by 0.4 in
Dimension comparison
| Spec | Nissan Altima | Kia Optima | Difference |
|---|---|---|---|
| Length | 186.2 in | 186.4 in | 0.3 in |
| Width | 70.7 in | 71.1 in | 0.4 in |
| Height | 56.6 in | 58.3 in | 1.7 in |
| Wheelbase | 107.3 in | 107.1 in | 0.2 in |
| Curb weight | 3,195 lb | 3,215 lb | 20 lb |
Values use trim midpoints when a model year lists a range (e.g. length 182.5 in – 189.8 in).
Compare by year
Overlapping model years with dimension data.
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