Kia Optima vs Buick Regal TourX Dimensions & Size Comparison
Comparing 2018 catalog dimensions. Kia Optima · Buick Regal TourX
- Length191.1 in
- Height57.7 in
- Wheelbase110.4 in
- Ground clearance5.3 in
- Curb weight3,219 lb – 3,494 lb
- Width73.2 in
- Buick Regal TourX width73.3 in
Which is bigger?
- Length: Kia Optima is 5.2 in shorter (191.1 in vs 196.3 in)
- Width: Kia Optima is 0.1 in narrower (73.2 in vs 73.3 in)
- Height: Buick Regal TourX is 0.7 in taller (57.7 in vs 58.4 in)
- Wheelbase: Buick Regal TourX has a 1.0 in longer wheelbase (110.4 in vs 111.4 in)
- Curb weight: Buick Regal TourX is 906 lb heavier (3,357 lb vs 4,263 lb)
Biggest size differences
- Curb weight: Buick Regal TourX is 906 lb heavier (3,357 lb vs 4,263 lb)
- Length: Kia Optima is 5.2 in shorter (191.1 in vs 196.3 in)
- Height: Buick Regal TourX is 0.7 in taller (57.7 in vs 58.4 in)
- Wheelbase: Buick Regal TourX has a 1.0 in longer wheelbase (110.4 in vs 111.4 in)
- Width: Kia Optima is 0.1 in narrower (73.2 in vs 73.3 in)
Practical verdicts
- Easier to fit in a short garageKia Optima — Kia Optima is shorter by 5.2 in Check garage fit for Kia Optima · garage fit for Buick Regal TourX
- 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
| Spec | Kia Optima | Buick Regal TourX | Difference |
|---|---|---|---|
| Length | 191.1 in | 196.3 in | 5.2 in |
| Width | 73.2 in | 73.3 in | 0.1 in |
| Height | 57.7 in | 58.4 in | 0.7 in |
| Wheelbase | 110.4 in | 111.4 in | 1.0 in |
| Ground clearance | 5.3 in | — | — |
| Curb weight | 3,357 lb | 4,263 lb | 906 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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