Spec Sizes

Acura RSX vs Mazda Mazda3 Dimensions & Size Comparison

Comparing 2004 vs 2022 catalog dimensions. Acura RSX · Mazda Mazda3

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

Side view
  • Length172.2 in
  • Height54.7 in
  • Wheelbase101.2 in
  • Curb weight2,721 lb – 2,778 lb
Front / width
  • Width67.9 in
  • Mazda Mazda3 width70.7 in

Which is bigger?

  • Length: Acura RSX is 7.4 in shorter (172.2 in vs 179.6 in)
  • Width: Acura RSX is 2.8 in narrower (67.9 in vs 70.7 in)
  • Height: Mazda Mazda3 is 2.1 in taller (54.7 in vs 56.8 in)
  • Wheelbase: Mazda Mazda3 has a 6.1 in longer wheelbase (101.2 in vs 107.3 in)
  • Curb weight: Mazda Mazda3 is 434 lb heavier (2,750 lb vs 3,184 lb)

Biggest size differences

  1. Curb weight: Mazda Mazda3 is 434 lb heavier (2,750 lb vs 3,184 lb)
  2. Wheelbase: Mazda Mazda3 has a 6.1 in longer wheelbase (101.2 in vs 107.3 in)
  3. Length: Acura RSX is 7.4 in shorter (172.2 in vs 179.6 in)
  4. Width: Acura RSX is 2.8 in narrower (67.9 in vs 70.7 in)
  5. Height: Mazda Mazda3 is 2.1 in taller (54.7 in vs 56.8 in)

Practical verdicts

  • Easier to fit in a short garageAcura RSX — Acura RSX is shorter by 7.4 in Check garage fit for Acura RSX · garage fit for Mazda Mazda3
  • Narrower for tight parkingAcura RSX — Acura RSX is narrower by 2.8 in
  • Smaller exterior footprintAcura RSX — Based on length × width (Acura RSX)

Dimension comparison

SpecAcura RSXMazda Mazda3Difference
Length172.2 in179.6 in7.4 in
Width67.9 in70.7 in2.8 in
Height54.7 in56.8 in2.1 in
Wheelbase101.2 in107.3 in6.1 in
Ground clearance—5.5 in—
Curb weight2,750 lb3,184 lb434 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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