Porsche Panamera vs Buick Riviera Dimensions & Size Comparison
Comparing 2016 vs 1999 catalog dimensions. Porsche Panamera · Buick Riviera
- Length197.4 in – 203.3 in
- Height55.4 in – 56.1 in
- Wheelbase115.0 in – 120.9 in
- Ground clearance4.7 in – 6.4 in
- Curb weight3,902 lb – 4,586 lb
- Width76.0 in
- Buick Riviera width75.0 in
Which is bigger?
- Length: Porsche Panamera is 6.8 in shorter (200.4 in vs 207.2 in)
- Width: Buick Riviera is 1.0 in narrower (76.0 in vs 75.0 in)
- Height: Porsche Panamera is 1.1 in taller (55.8 in vs 54.6 in)
- Wheelbase: Porsche Panamera has a 4.2 in longer wheelbase (118.0 in vs 113.8 in)
- Curb weight: Porsche Panamera is 531 lb heavier (4,244 lb vs 3,713 lb)
Biggest size differences
- Curb weight: Porsche Panamera is 531 lb heavier (4,244 lb vs 3,713 lb)
- Wheelbase: Porsche Panamera has a 4.2 in longer wheelbase (118.0 in vs 113.8 in)
- Length: Porsche Panamera is 6.8 in shorter (200.4 in vs 207.2 in)
- Height: Porsche Panamera is 1.1 in taller (55.8 in vs 54.6 in)
- Width: Buick Riviera is 1.0 in narrower (76.0 in vs 75.0 in)
Practical verdicts
- Easier to fit in a short garagePorsche Panamera — Porsche Panamera is shorter by 6.8 in Check garage fit for Porsche Panamera · garage fit for Buick Riviera
- Narrower for tight parkingBuick Riviera — Buick Riviera is narrower by 1.0 in
- Smaller exterior footprintPorsche Panamera — Based on length × width (Porsche Panamera)
Dimension comparison
| Spec | Porsche Panamera | Buick Riviera | Difference |
|---|---|---|---|
| Length | 200.4 in | 207.2 in | 6.8 in |
| Width | 76.0 in | 75.0 in | 1.0 in |
| Height | 55.8 in | 54.6 in | 1.1 in |
| Wheelbase | 118.0 in | 113.8 in | 4.2 in |
| Ground clearance | 5.6 in | — | — |
| Curb weight | 4,244 lb | 3,713 lb | 531 lb |
Values use trim midpoints when a model year lists a range (e.g. length 197.4 in – 203.3 in).
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