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Size comparison · drawn to scale

Mercedes-Benz W109 vs Acura RLX: size comparison

  • Length W109 18 mm0.7 in longer
  • Width RLX 80 mm3 in wider
  • Height RLX 45 mm2 in taller

Car 1 blue, solid outline

Mercedes-Benz · 1965–1972 · Sedan W109 5,000 × 1,810 × 1,420 mm16 ft 5 in × 5 ft 11 in × 4 ft 8 in Change

Car 2 coral, dashed outline

RLX Acura · 2014 · Sedan RLX 4,982 × 1,890 × 1,465 mm16 ft 4 in × 6 ft 2 in × 4 ft 10 in Change
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  • Car 1, blue, solid outline: W109
  • Car 2, coral, dashed outline: RLX
0 m1 m2 m3 m4 m5 m6 m1 m0 ft1 ft2 ft3 ft4 ft5 ft6 ft7 ft8 ft9 ft10 ft11 ft12 ft13 ft14 ft15 ft16 ft17 ft18 ft19 ft20 ft21 ft1 ft2 ft3 ft4 ftWheelbase 2,865 mmWheelbase 9 ft 5 inLength 5,000 mmLength 16 ft 5 in1,420 mm4 ft 8 inWheelbase 2,850 mmWheelbase 9 ft 4 inLength 4,982 mmLength 16 ft 4 in1,465 mm4 ft 10 in

Scale about 1:22 on a desktop screen · grid 500 mm1 ft · in Overlay both cars start at the front bumper Side view: dashed lines mark the axles

Dimensions and difference

The W109 is 18 mm0.7 in longer, 80 mm3 in narrower and 45 mm2 in lower than the RLX. Its wheelbase is 15 mm0.6 in longer.

DimensionW109RLXDifference, car 1 vs car 2
Length5,000 mm16 ft 5 in16 ft 5 in5,000 mm4,982 mm16 ft 4 in16 ft 4 in4,982 mm +18 mm+0.7 in +0.4%
Width1,810 mm5 ft 11 in5 ft 11 in1,810 mm1,890 mm6 ft 2 in6 ft 2 in1,890 mm −80 mm−3 in −4.2%
Height1,420 mm4 ft 8 in4 ft 8 in1,420 mm1,465 mm4 ft 10 in4 ft 10 in1,465 mm −45 mm−2 in −3.1%
Wheelbase2,865 mm9 ft 5 in9 ft 5 in2,865 mm2,850 mm9 ft 4 in9 ft 4 in2,850 mm +15 mm+0.6 in +0.5%
Footprint9.05 m²97.4 sq ft97.4 sq ft9.05 m²9.42 m²101.4 sq ft101.4 sq ft9.42 m² −0.37 m²−3.9 sq ft −3.9%
Kerb weight1,780 kg3,924 lb3,924 lb1,780 kgNot in our catalog yet -

Width without mirrors. Figures come from the catalog version pages; the drawing uses the same numbers. Body outlines are generic for the body type - proportions are exact, styling is not.

Garage and parking

A typical single garage is about 5.5 × 3.0 m18 ft 1 in × 9 ft 10 in inside; a parking bay about 5.0 × 2.5 m16 ft 5 in × 8 ft 2 in. Room to open a door: about 600 mm2 ft each side.

W109

Single garage
Tight 500 mm1 ft 8 in to spare in length, 595 mm1 ft 11 in each side
Parking bay
Tight 0 mm0.0 in to spare in length, 345 mm1 ft 2 in each side

RLX

Single garage
Tight 518 mm1 ft 8 in to spare in length, 555 mm1 ft 10 in each side
Parking bay
Tight 18 mm0.7 in to spare in length, 305 mm1 ft 0 in each side

Check your own garage with these cars

Frequently asked questions

Which is bigger, the Mercedes-Benz W109 or the Acura RLX?

The Acura RLX is the bigger car by footprint (length × width). The W109 is 18 mm longer, 80 mm narrower and 45 mm lower than the RLX. Its wheelbase is 15 mm longer.

Will the Mercedes-Benz W109 and the Acura RLX fit in a standard garage?

In a typical single garage of 5.5 × 3.0 m inside: The Mercedes-Benz W109 fits, but it is tight to get out (500 mm to spare in length, 595 mm each side). The Acura RLX fits, but it is tight to get out (518 mm to spare in length, 555 mm each side). Widths are without mirrors; check your own garage with our garage checker.

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