Buick Regal Sportback vs Audi A6 Dimensions & Size Comparison
Comparing 2020 vs 2023 catalog dimensions. Buick Regal Sportback · Audi A6
- Length192.9 in
- Height57.3 in
- Wheelbase111.4 in
- Curb weight3,748 lb – 4,270 lb
- Width73.3 in
- Audi A6 width74.3 in
Which is bigger?
- Length: Buick Regal Sportback is 1.5 in shorter (192.9 in vs 194.4 in)
- Width: Buick Regal Sportback is 1.0 in narrower (73.3 in vs 74.3 in)
- Height: Audi A6 is 0.1 in taller (57.3 in vs 57.4 in)
- Wheelbase: Audi A6 has a 3.7 in longer wheelbase (111.4 in vs 115.1 in)
- Curb weight: Audi A6 is 175 lb heavier (4,009 lb vs 4,184 lb)
Biggest size differences
- Curb weight: Audi A6 is 175 lb heavier (4,009 lb vs 4,184 lb)
- Wheelbase: Audi A6 has a 3.7 in longer wheelbase (111.4 in vs 115.1 in)
- Width: Buick Regal Sportback is 1.0 in narrower (73.3 in vs 74.3 in)
- Length: Buick Regal Sportback is 1.5 in shorter (192.9 in vs 194.4 in)
- Height: Audi A6 is 0.1 in taller (57.3 in vs 57.4 in)
Practical verdicts
- Easier to fit in a short garageBuick Regal Sportback — Buick Regal Sportback is shorter by 1.5 in Check garage fit for Buick Regal Sportback · garage fit for Audi A6
- Narrower for tight parkingBuick Regal Sportback — Buick Regal Sportback is narrower by 1.0 in
- Smaller exterior footprintBuick Regal Sportback — Based on length × width (Buick Regal Sportback)
Dimension comparison
| Spec | Buick Regal Sportback | Audi A6 | Difference |
|---|---|---|---|
| Length | 192.9 in | 194.4 in | 1.5 in |
| Width | 73.3 in | 74.3 in | 1.0 in |
| Height | 57.3 in | 57.4 in | 0.1 in |
| Wheelbase | 111.4 in | 115.1 in | 3.7 in |
| Ground clearance | — | 4.2 in | — |
| Curb weight | 4,009 lb | 4,184 lb | 175 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.