BMW M3 vs Buick Regal Sportback Dimensions & Size Comparison
Comparing 2018 catalog dimensions. BMW M3 · Buick Regal Sportback
- Length184.5 in
- Height56.1 in
- Wheelbase110.7 in
- Ground clearance4.7 in
- Curb weight3,540 lb
- Width73.9 in
- Buick Regal Sportback width73.3 in
Which is bigger?
- Length: BMW M3 is 8.4 in shorter (184.5 in vs 192.9 in)
- Width: Buick Regal Sportback is 0.6 in narrower (73.9 in vs 73.3 in)
- Height: Buick Regal Sportback is 1.2 in taller (56.1 in vs 57.3 in)
- Wheelbase: Buick Regal Sportback has a 0.7 in longer wheelbase (110.7 in vs 111.4 in)
- Curb weight: Buick Regal Sportback is 382 lb heavier (3,540 lb vs 3,922 lb)
Biggest size differences
- Curb weight: Buick Regal Sportback is 382 lb heavier (3,540 lb vs 3,922 lb)
- Length: BMW M3 is 8.4 in shorter (184.5 in vs 192.9 in)
- Height: Buick Regal Sportback is 1.2 in taller (56.1 in vs 57.3 in)
- Width: Buick Regal Sportback is 0.6 in narrower (73.9 in vs 73.3 in)
- Wheelbase: Buick Regal Sportback has a 0.7 in longer wheelbase (110.7 in vs 111.4 in)
Practical verdicts
- Easier to fit in a short garageBMW M3 — BMW M3 is shorter by 8.4 in Check garage fit for BMW M3 · garage fit for Buick Regal Sportback
- Narrower for tight parkingBuick Regal Sportback — Buick Regal Sportback is narrower by 0.6 in
- Smaller exterior footprintBMW M3 — Based on length × width (BMW M3)
Dimension comparison
| Spec | BMW M3 | Buick Regal Sportback | Difference |
|---|---|---|---|
| Length | 184.5 in | 192.9 in | 8.4 in |
| Width | 73.9 in | 73.3 in | 0.6 in |
| Height | 56.1 in | 57.3 in | 1.2 in |
| Wheelbase | 110.7 in | 111.4 in | 0.7 in |
| Ground clearance | 4.7 in | — | — |
| Curb weight | 3,540 lb | 3,922 lb | 382 lb |
Values use trim midpoints when a model year lists a range.
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Overlapping model years with dimension data.
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