Spec Sizes

Infiniti Q50 vs Buick Regal Dimensions & Size Comparison

Comparing 2017 catalog dimensions. Infiniti Q50 · Buick Regal

Same scale for both vehicles. Generic silhouette — proportional to measured length, height, width, wheelbase, and clearance.

Side view
  • Length188.3 in – 189.1 in
  • Height56.8 in – 57.2 in
  • Wheelbase112.2 in
  • Ground clearance5.0 in – 5.1 in
  • Curb weight3,666 lb – 4,005 lb
Front / width
  • Width71.8 in
  • Buick Regal width73.1 in

Which is bigger?

  • Length: Infiniti Q50 is 1.5 in shorter (188.7 in vs 190.2 in)
  • Width: Infiniti Q50 is 1.3 in narrower (71.8 in vs 73.1 in)
  • Height: Buick Regal is 1.2 in taller (57.0 in vs 58.2 in)
  • Wheelbase: Infiniti Q50 has a 4.4 in longer wheelbase (112.2 in vs 107.8 in)
  • Ground clearance: Buick Regal has 0.5 in more ground clearance (5.0 in vs 5.5 in)
  • Curb weight: Infiniti Q50 is 45 lb heavier (3,836 lb vs 3,791 lb)

Biggest size differences

  1. Ground clearance: Buick Regal has 0.5 in more ground clearance (5.0 in vs 5.5 in)
  2. Wheelbase: Infiniti Q50 has a 4.4 in longer wheelbase (112.2 in vs 107.8 in)
  3. Height: Buick Regal is 1.2 in taller (57.0 in vs 58.2 in)
  4. Width: Infiniti Q50 is 1.3 in narrower (71.8 in vs 73.1 in)
  5. Curb weight: Infiniti Q50 is 45 lb heavier (3,836 lb vs 3,791 lb)

Practical verdicts

  • Easier to fit in a short garageInfiniti Q50 — Infiniti Q50 is shorter by 1.5 in Check garage fit for Infiniti Q50 · garage fit for Buick Regal
  • Narrower for tight parkingInfiniti Q50 — Infiniti Q50 is narrower by 1.3 in
  • More ground clearanceBuick Regal — Buick Regal has 0.5 in more clearance
  • Smaller exterior footprintInfiniti Q50 — Based on length × width (Infiniti Q50)

Dimension comparison

SpecInfiniti Q50Buick RegalDifference
Length188.7 in190.2 in1.5 in
Width71.8 in73.1 in1.3 in
Height57.0 in58.2 in1.2 in
Wheelbase112.2 in107.8 in4.4 in
Ground clearance5.0 in5.5 in0.5 in
Curb weight3,836 lb3,791 lb45 lb

Values use trim midpoints when a model year lists a range (e.g. length 188.3 in – 189.1 in).

Compare by year

Overlapping model years with dimension data.

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