Size comparison · drawn to scale
Porsche Cayman 987c vs BMW 507: size comparison
- Length About the same length
- Width Cayman 987c 151 mm6 in wider
- Height Cayman 987c 48 mm2 in taller
Car 1 blue, solid outline

Car 2 coral, dashed outline
Change cars
Zoom in to read the measurements - or see the table below.
Scale about 1:20 on a desktop screen · grid 500 mm1 ft · in Overlay both cars start at the front bumper Side view: dashed lines mark the axles Front view: width without mirrors Top view: footprint on the road
Dimensions and difference
The Cayman 987c is 8 mm0.3 in shorter, 151 mm6 in wider and 48 mm2 in taller than the 507. Its wheelbase is 64 mm3 in shorter.
| Dimension | Cayman 987c | 507 | Difference, car 1 vs car 2 |
|---|---|---|---|
| Length | 4,372 mm14 ft 4 in14 ft 4 in4,372 mm | 4,380 mm14 ft 4 in14 ft 4 in4,380 mm | −8 mm−0.3 in −0.2% |
| Width | 1,801 mm5 ft 11 in5 ft 11 in1,801 mm | 1,650 mm5 ft 5 in5 ft 5 in1,650 mm | +151 mm+6 in +9.2% |
| Height | 1,305 mm4 ft 3 in4 ft 3 in1,305 mm | 1,257 mm4 ft 1 in4 ft 1 in1,257 mm | +48 mm+2 in +3.8% |
| Wheelbase | 2,416 mm7 ft 11 in7 ft 11 in2,416 mm | 2,480 mm8 ft 2 in8 ft 2 in2,480 mm | −64 mm−3 in −2.6% |
| Footprint | 7.87 m²84.8 sq ft84.8 sq ft7.87 m² | 7.23 m²77.8 sq ft77.8 sq ft7.23 m² | +0.65 m²+7.0 sq ft +9.0% |
| Boot | 275 L9.7 cu ft9.7 cu ft275 L | Not in our catalog yet | - |
| Kerb weight | 1,340 kg2,954 lb2,954 lb1,340 kg | 1,330 kg2,932 lb2,932 lb1,330 kg | +10 kg+22 lb +0.8% |
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.
Cayman 987c
- Single garage
- Tight 1,128 mm3 ft 8 in to spare in length, 600 mm2 ft 0 in each side
- Parking bay
- Tight 628 mm2 ft 1 in to spare in length, 350 mm1 ft 2 in each side
507
- Single garage
- Fits 1,120 mm3 ft 8 in to spare in length, 675 mm2 ft 3 in each side
- Parking bay
- Tight 620 mm2 ft 0 in to spare in length, 425 mm1 ft 5 in each side
Frequently asked questions
Which is bigger, the Porsche Cayman 987c or the BMW 507?
The Porsche Cayman 987c is the bigger car by footprint (length × width). The Cayman 987c is 8 mm shorter, 151 mm wider and 48 mm taller than the 507. Its wheelbase is 64 mm shorter.
Will the Porsche Cayman 987c and the BMW 507 fit in a standard garage?
In a typical single garage of 5.5 × 3.0 m inside: The Porsche Cayman 987c fits, but it is tight to get out (1,128 mm to spare in length, 600 mm each side). The BMW 507 fits with room to open the doors (1,120 mm to spare in length, 675 mm each side). Widths are without mirrors; check your own garage with our garage checker.
Drawn to one scale
Both cars use the same millimetre grid, so a longer bonnet or a taller roof shows exactly as it is.
Wheels at the real wheelbase
Dashed lines mark the axles. In Overlay both cars start at the front bumper; car 2 has a dashed outline.
Will it fit my garage?
Switch to Top view, or to feet and inches if your garage plan is in feet. Allow about 600 mm (2 ft) for opening the doors.
