Porsche Panamera vs Cadillac CT6 Dimensions & Size Comparison
Comparing 2017 vs 2020 catalog dimensions. Porsche Panamera · Cadillac CT6
- Length198.8 in – 204.7 in
- Height56.0 in – 56.4 in
- Wheelbase116.1 in – 122.0 in
- Ground clearance4.7 in
- Curb weight4,001 lb – 4,630 lb
- Width76.3 in
- Cadillac CT6 width74.0 in
Which is bigger?
- Length: Porsche Panamera is 4.1 in shorter (201.8 in vs 205.8 in)
- Width: Cadillac CT6 is 2.3 in narrower (76.3 in vs 74.0 in)
- Height: Cadillac CT6 is 1.8 in taller (56.2 in vs 58.0 in)
- Wheelbase: Cadillac CT6 has a 3.4 in longer wheelbase (119.0 in vs 122.4 in)
- Curb weight: Porsche Panamera is 2,343 lb heavier (4,316 lb vs 1,973 lb)
Biggest size differences
- Curb weight: Porsche Panamera is 2,343 lb heavier (4,316 lb vs 1,973 lb)
- Width: Cadillac CT6 is 2.3 in narrower (76.3 in vs 74.0 in)
- Height: Cadillac CT6 is 1.8 in taller (56.2 in vs 58.0 in)
- Wheelbase: Cadillac CT6 has a 3.4 in longer wheelbase (119.0 in vs 122.4 in)
- Length: Porsche Panamera is 4.1 in shorter (201.8 in vs 205.8 in)
Practical verdicts
- Easier to fit in a short garagePorsche Panamera — Porsche Panamera is shorter by 4.1 in Check garage fit for Porsche Panamera · garage fit for Cadillac CT6
- Narrower for tight parkingCadillac CT6 — Cadillac CT6 is narrower by 2.3 in
- Smaller exterior footprintCadillac CT6 — Based on length × width (Cadillac CT6)
Dimension comparison
| Spec | Porsche Panamera | Cadillac CT6 | Difference |
|---|---|---|---|
| Length | 201.8 in | 205.8 in | 4.1 in |
| Width | 76.3 in | 74.0 in | 2.3 in |
| Height | 56.2 in | 58.0 in | 1.8 in |
| Wheelbase | 119.0 in | 122.4 in | 3.4 in |
| Ground clearance | 4.7 in | — | — |
| Curb weight | 4,316 lb | 1,973 lb | 2,343 lb |
Values use trim midpoints when a model year lists a range (e.g. length 198.8 in – 204.7 in).
Compare by year
Overlapping model years with dimension data.
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