Lexus IS 250 vs Buick Regal Sportback Dimensions & Size Comparison
Comparing 2015 vs 2020 catalog dimensions. Lexus IS 250 · Buick Regal Sportback
- Length183.7 in
- Height56.3 in
- Wheelbase110.2 in
- Ground clearance5.1 in – 5.3 in
- Curb weight3,461 lb – 3,649 lb
- Width71.3 in
- Buick Regal Sportback width73.3 in
Which is bigger?
- Length: Lexus IS 250 is 9.2 in shorter (183.7 in vs 192.9 in)
- Width: Lexus IS 250 is 2.0 in narrower (71.3 in vs 73.3 in)
- Height: Buick Regal Sportback is 1.0 in taller (56.3 in vs 57.3 in)
- Wheelbase: Buick Regal Sportback has a 1.2 in longer wheelbase (110.2 in vs 111.4 in)
- Curb weight: Buick Regal Sportback is 454 lb heavier (3,555 lb vs 4,009 lb)
Biggest size differences
- Curb weight: Buick Regal Sportback is 454 lb heavier (3,555 lb vs 4,009 lb)
- Length: Lexus IS 250 is 9.2 in shorter (183.7 in vs 192.9 in)
- Width: Lexus IS 250 is 2.0 in narrower (71.3 in vs 73.3 in)
- Height: Buick Regal Sportback is 1.0 in taller (56.3 in vs 57.3 in)
- Wheelbase: Buick Regal Sportback has a 1.2 in longer wheelbase (110.2 in vs 111.4 in)
Practical verdicts
- Easier to fit in a short garageLexus IS 250 — Lexus IS 250 is shorter by 9.2 in Check garage fit for Lexus IS 250 · garage fit for Buick Regal Sportback
- Narrower for tight parkingLexus IS 250 — Lexus IS 250 is narrower by 2.0 in
- Smaller exterior footprintLexus IS 250 — Based on length × width (Lexus IS 250)
Dimension comparison
| Spec | Lexus IS 250 | Buick Regal Sportback | Difference |
|---|---|---|---|
| Length | 183.7 in | 192.9 in | 9.2 in |
| Width | 71.3 in | 73.3 in | 2.0 in |
| Height | 56.3 in | 57.3 in | 1.0 in |
| Wheelbase | 110.2 in | 111.4 in | 1.2 in |
| Ground clearance | 5.2 in | — | — |
| Curb weight | 3,555 lb | 4,009 lb | 454 lb |
Values use trim midpoints when a model year lists a range.
Already own one of these cars?
Jump to maintenance sizes on the vehicle page — tires, wipers, battery, and oil when present in the catalog.