Spec Sizes

Audi A5 vs Honda Civic Si Dimensions & Size Comparison

Comparing 2017 vs 2022 catalog dimensions. Audi A5 · Honda Civic Si

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

Side view
  • Length182.1 in
  • Height54.0 in – 54.4 in
  • Wheelbase108.3 in
  • Ground clearance4.7 in – 5.0 in
  • Curb weight3,483 lb – 4,045 lb
Front / width
  • Width73.0 in
  • Honda Civic Si width70.9 in

Which is bigger?

  • Length: Audi A5 is 1.9 in shorter (182.1 in vs 184.0 in)
  • Width: Honda Civic Si is 2.1 in narrower (73.0 in vs 70.9 in)
  • Height: Honda Civic Si is 1.3 in taller (54.2 in vs 55.5 in)
  • Wheelbase: Audi A5 has a 0.6 in longer wheelbase (108.3 in vs 107.7 in)
  • Curb weight: Audi A5 is 808 lb heavier (3,764 lb vs 2,957 lb)

Biggest size differences

  1. Curb weight: Audi A5 is 808 lb heavier (3,764 lb vs 2,957 lb)
  2. Width: Honda Civic Si is 2.1 in narrower (73.0 in vs 70.9 in)
  3. Height: Honda Civic Si is 1.3 in taller (54.2 in vs 55.5 in)
  4. Length: Audi A5 is 1.9 in shorter (182.1 in vs 184.0 in)
  5. Wheelbase: Audi A5 has a 0.6 in longer wheelbase (108.3 in vs 107.7 in)

Practical verdicts

  • Easier to fit in a short garageAudi A5 — Audi A5 is shorter by 1.9 in Check garage fit for Audi A5 · garage fit for Honda Civic Si
  • Narrower for tight parkingHonda Civic Si — Honda Civic Si is narrower by 2.1 in
  • Smaller exterior footprintHonda Civic Si — Based on length × width (Honda Civic Si)

Dimension comparison

SpecAudi A5Honda Civic SiDifference
Length182.1 in184.0 in1.9 in
Width73.0 in70.9 in2.1 in
Height54.2 in55.5 in1.3 in
Wheelbase108.3 in107.7 in0.6 in
Ground clearance4.8 in——
Curb weight3,764 lb2,957 lb808 lb

Values use trim midpoints when a model year lists a range.

Compare by year

Overlapping model years with dimension data.

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