Spec Sizes

Acura RDX vs Acura MDX Dimensions & Size Comparison

Comparing 2015 catalog dimensions. Acura RDX · Acura MDX

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

Side view
  • Length183.5 in – 188.7 in
  • Height66.1 in – 68.7 in
  • Wheelbase105.7 in – 106.3 in
  • Ground clearance8.1 in
  • Curb weight3,717 lb – 4,471 lb
Front / width
  • Width73.7 in – 77.0 in
  • Acura MDX width77.2 in

Which is bigger?

  • Length: Acura RDX is 7.5 in shorter (186.1 in vs 193.6 in)
  • Width: Acura RDX is 1.9 in narrower (75.3 in vs 77.2 in)
  • Height: Acura MDX is 0.2 in taller (67.4 in vs 67.6 in)
  • Wheelbase: Acura MDX has a 5.0 in longer wheelbase (106.0 in vs 111.0 in)
  • Ground clearance: Acura RDX has 0.8 in more ground clearance (8.1 in vs 7.3 in)
  • Curb weight: Acura MDX is 85 lb heavier (4,094 lb vs 4,179 lb)

Biggest size differences

  1. Ground clearance: Acura RDX has 0.8 in more ground clearance (8.1 in vs 7.3 in)
  2. Wheelbase: Acura MDX has a 5.0 in longer wheelbase (106.0 in vs 111.0 in)
  3. Length: Acura RDX is 7.5 in shorter (186.1 in vs 193.6 in)
  4. Width: Acura RDX is 1.9 in narrower (75.3 in vs 77.2 in)
  5. Curb weight: Acura MDX is 85 lb heavier (4,094 lb vs 4,179 lb)

Practical verdicts

  • Easier to fit in a short garageAcura RDX — Acura RDX is shorter by 7.5 in Check garage fit for Acura RDX · garage fit for Acura MDX
  • Narrower for tight parkingAcura RDX — Acura RDX is narrower by 1.9 in
  • More ground clearanceAcura RDX — Acura RDX has 0.8 in more clearance
  • Smaller exterior footprintAcura RDX — Based on length × width (Acura RDX)

Dimension comparison

SpecAcura RDXAcura MDXDifference
Length186.1 in193.6 in7.5 in
Width75.3 in77.2 in1.9 in
Height67.4 in67.6 in0.2 in
Wheelbase106.0 in111.0 in5.0 in
Ground clearance8.1 in7.3 in0.8 in
Curb weight4,094 lb4,179 lb85 lb

Values use trim midpoints when a model year lists a range (e.g. length 183.5 in – 188.7 in).

Compare by year

Overlapping model years with dimension data.

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