Spec Sizes

Lexus RX 350 vs Porsche Cayenne Dimensions & Size Comparison

Comparing 2010 catalog dimensions. Lexus RX 350 · Porsche Cayenne

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

Side view
  • Length187.8 in
  • Height66.3 in
  • Wheelbase107.9 in
  • Curb weight4,178 lb – 4,343 lb
Front / width
  • Width74.2 in
  • Porsche Cayenne width75.9 in

Which is bigger?

  • Length: Lexus RX 350 is 1.1 in shorter (187.8 in vs 188.9 in)
  • Width: Lexus RX 350 is 1.7 in narrower (74.2 in vs 75.9 in)
  • Height: Porsche Cayenne is 0.6 in taller (66.3 in vs 66.9 in)
  • Wheelbase: Porsche Cayenne has a 4.5 in longer wheelbase (107.9 in vs 112.4 in)
  • Curb weight: Porsche Cayenne is 716 lb heavier (4,261 lb vs 4,977 lb)

Biggest size differences

  1. Curb weight: Porsche Cayenne is 716 lb heavier (4,261 lb vs 4,977 lb)
  2. Wheelbase: Porsche Cayenne has a 4.5 in longer wheelbase (107.9 in vs 112.4 in)
  3. Width: Lexus RX 350 is 1.7 in narrower (74.2 in vs 75.9 in)
  4. Height: Porsche Cayenne is 0.6 in taller (66.3 in vs 66.9 in)
  5. Length: Lexus RX 350 is 1.1 in shorter (187.8 in vs 188.9 in)

Practical verdicts

  • Easier to fit in a short garageLexus RX 350 — Lexus RX 350 is shorter by 1.1 in Check garage fit for Lexus RX 350 · garage fit for Porsche Cayenne
  • Narrower for tight parkingLexus RX 350 — Lexus RX 350 is narrower by 1.7 in
  • Smaller exterior footprintLexus RX 350 — Based on length × width (Lexus RX 350)

Dimension comparison

SpecLexus RX 350Porsche CayenneDifference
Length187.8 in188.9 in1.1 in
Width74.2 in75.9 in1.7 in
Height66.3 in66.9 in0.6 in
Wheelbase107.9 in112.4 in4.5 in
Ground clearance—9.6 in—
Curb weight4,261 lb4,977 lb716 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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