Nissan Altima vs Kia Optima Dimensions & Size Comparison
Comparing 2021 vs 2020 catalog dimensions. Nissan Altima · Kia Optima
- Length192.9 in
- Height56.7 in – 57.4 in
- Wheelbase111.2 in
- Ground clearance4.9 in – 5.4 in
- Curb weight3,208 lb – 3,461 lb
- Width72.9 in
- Kia Optima width73.2 in
Which is bigger?
- Length: Kia Optima is 1.8 in shorter (192.9 in vs 191.1 in)
- Width: Nissan Altima is 0.3 in narrower (72.9 in vs 73.2 in)
- Height: Kia Optima is 0.7 in taller (57.0 in vs 57.7 in)
- Wheelbase: Nissan Altima has a 0.8 in longer wheelbase (111.2 in vs 110.4 in)
- Ground clearance: Kia Optima has 0.1 in more ground clearance (5.2 in vs 5.3 in)
- Curb weight: Kia Optima is 60 lb heavier (3,335 lb vs 3,394 lb)
Biggest size differences
- Ground clearance: Kia Optima has 0.1 in more ground clearance (5.2 in vs 5.3 in)
- Curb weight: Kia Optima is 60 lb heavier (3,335 lb vs 3,394 lb)
- Height: Kia Optima is 0.7 in taller (57.0 in vs 57.7 in)
- Length: Kia Optima is 1.8 in shorter (192.9 in vs 191.1 in)
- Wheelbase: Nissan Altima has a 0.8 in longer wheelbase (111.2 in vs 110.4 in)
Practical verdicts
- Easier to fit in a short garageKia Optima — Kia Optima is shorter by 1.8 in Check garage fit for Nissan Altima · garage fit for Kia Optima
- Narrower for tight parkingNissan Altima — Nissan Altima is narrower by 0.3 in
- More ground clearanceKia Optima — Kia Optima has 0.1 in more clearance
Dimension comparison
| Spec | Nissan Altima | Kia Optima | Difference |
|---|---|---|---|
| Length | 192.9 in | 191.1 in | 1.8 in |
| Width | 72.9 in | 73.2 in | 0.3 in |
| Height | 57.0 in | 57.7 in | 0.7 in |
| Wheelbase | 111.2 in | 110.4 in | 0.8 in |
| Ground clearance | 5.2 in | 5.3 in | 0.1 in |
| Curb weight | 3,335 lb | 3,394 lb | 60 lb |
Values use trim midpoints when a model year lists a range.
Compare by year
Overlapping model years with dimension data.
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