Kia Optima vs Nissan Altima Dimensions & Size Comparison
Comparing 2020 vs 2022 catalog dimensions. Kia Optima · Nissan Altima
- Length191.1 in
- Height57.7 in
- Wheelbase110.4 in
- Ground clearance5.3 in
- Curb weight3,230 lb – 3,558 lb
- Width73.2 in
- Nissan Altima width72.9 in
Which is bigger?
- Length: Kia Optima is 1.8 in shorter (191.1 in vs 192.9 in)
- Width: Nissan Altima is 0.3 in narrower (73.2 in vs 72.9 in)
- Height: Kia Optima is 0.7 in taller (57.7 in vs 57.0 in)
- Wheelbase: Nissan Altima has a 0.8 in longer wheelbase (110.4 in vs 111.2 in)
- Ground clearance: Kia Optima has 0.1 in more ground clearance (5.3 in vs 5.2 in)
- Curb weight: Kia Optima is 26 lb heavier (3,394 lb vs 3,368 lb)
Biggest size differences
- Ground clearance: Kia Optima has 0.1 in more ground clearance (5.3 in vs 5.2 in)
- Height: Kia Optima is 0.7 in taller (57.7 in vs 57.0 in)
- Length: Kia Optima is 1.8 in shorter (191.1 in vs 192.9 in)
- Curb weight: Kia Optima is 26 lb heavier (3,394 lb vs 3,368 lb)
- Wheelbase: Nissan Altima has a 0.8 in longer wheelbase (110.4 in vs 111.2 in)
Practical verdicts
- Easier to fit in a short garageKia Optima — Kia Optima is shorter by 1.8 in Check garage fit for Kia Optima · garage fit for Nissan Altima
- 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 | Kia Optima | Nissan Altima | Difference |
|---|---|---|---|
| Length | 191.1 in | 192.9 in | 1.8 in |
| Width | 73.2 in | 72.9 in | 0.3 in |
| Height | 57.7 in | 57.0 in | 0.7 in |
| Wheelbase | 110.4 in | 111.2 in | 0.8 in |
| Ground clearance | 5.3 in | 5.2 in | 0.1 in |
| Curb weight | 3,394 lb | 3,368 lb | 26 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.