1971 Ford Mustang I SportsRoof vs. 2017 Porsche 911
Dimensions Comparison

Compare the size of two cars side by side and see their differences at a glance. Simply enter the vehicle names, and our tool creates a clear visual comparison of their length, width, and height. This makes it easy to find out which car is longer, wider, or taller, and helps you better understand their overall proportions. Whether you are checking if a car will fit in your garage, comparing everyday models, or exploring larger SUVs, this tool provides a straightforward way to see all key dimensions in one place.

Car #1 Preview Image
1971 Ford Mustang I SportsRoof (facelift 1970)Change Car
Car #2 Preview Image
2017 Porsche 911 (991 II)Change Car
Random Comparison

Here’s how the 1971 Ford Mustang I SportsRoof and the 2017 Porsche 911 compare in size:

In terms of length, the 1971 Ford Mustang I SportsRoof measures 4813 mm (189.49 in), making it 251 mm (9.88 in) (5.2 %) longer than the 2017 Porsche 911 at 4562 mm (179.61 in). Looking at width, the 1971 Ford Mustang I SportsRoof spans 1882 mm (74.09 in), which is 2 mm (0.08 in) (0.1 %) broader than the 2017 Porsche 911 at 1880 mm (74.02 in). As for height, the 2017 Porsche 911 reaches 1302 mm (51.26 in), which is 29 mm (1.14 in) (2.2 %) taller than the 1971 Ford Mustang I SportsRoof at 1273 mm (50.12 in).

Overall, the 1971 Ford Mustang I SportsRoof is longer and wider than the 2017 Porsche 911, while the 2017 Porsche 911 is taller than the 1971 Ford Mustang I SportsRoof.

Length
4813 mm189.5 in
4562 mm179.6 in
Width
1882 mm74.1 in
1880 mm74.0 in
Height
1273 mm50.1 in
1302 mm51.3 in

1971 Ford Mustang I SportsRoof Side View Left
4813 mm189.5 in 🟒 +251 mm+9.9 in (+5.5%)
2017 Porsche 911 Side View Left
4562 mm179.6 in πŸ”΄ -251 mm-9.9 in (-5.2%)
1971 Ford Mustang I SportsRoof Front View
1882 mm74.1 in 🟒 +2 mm+0.1 in (+0.1%)
2017 Porsche 911 Front View
1880 mm74.0 in πŸ”΄ -2 mm-0.1 in (-0.1%)
1971 Ford Mustang I SportsRoof Front View
1273 mm50.1 in πŸ”΄ -29 mm-1.1 in (-2.2%)
2017 Porsche 911 Rear View
1302 mm51.3 in 🟒 +29 mm+1.1 in (+2.3%)
1971 Ford Mustang I SportsRoof
2017 Porsche 911

Side-by-Side Specs: Dimensions, Weight & More

General Info

Body Style:

Coupe
Coupe

Model Year:

1971
2017

Production:

1970-1971 Discontinued Model
2015-2019 Discontinued Model

Dimensions

Length:

4813 mm189.5 in
🟒 +251 mm+9.9 in (+5.5%) - 🟒 +314 mm+12.4 in (+7.0%)
4499-4562 mm177.1-179.6 in
πŸ”΄ -314 mm-12.4 in (-6.5%) - πŸ”΄ -251 mm-9.9 in (-5.2%)

Width:

1882 mm74.1 in
🟒 +2 mm+0.1 in (+0.1%) - 🟒 +74 mm+2.9 in (+4.1%)
1808-1880 mm71.2-74.0 in
πŸ”΄ -74 mm-2.9 in (-3.9%) - πŸ”΄ -2 mm-0.1 in (-0.1%)

Width (Folded Mirrors):

-
1978 mm77.9 in

Width (Opened Mirrors):

-
1978 mm77.9 in

Height:

1273 mm50.1 in
πŸ”΄ -29 mm-1.1 in (-2.2%) - 🟒 +2 mm+0.1 in (+0.2%)
1271-1302 mm50.0-51.3 in
πŸ”΄ -2 mm-0.1 in (-0.2%) - 🟒 +29 mm+1.1 in (+2.3%)

Ground Clearance:

-
88 mm3.5 in

Trunk Capacity:

235 liter8.3 cu ft
🟒 +90 liter+3.2 cu ft (+62.1%) - 🟒 +120 liter+4.2 cu ft (+104.3%)
115-145 liter4.1-5.1 cu ft
πŸ”΄ -120 liter-4.2 cu ft (-51.1%) - πŸ”΄ -90 liter-3.2 cu ft (-38.3%)

Trunk Capacity (Max):

-
260-385 liter9.2-13.6 cu ft

Weight Specifications

Curb Weight:

1387-1620 kg3058-3571 lbs
πŸ”΄ -213 kg-470 lbs (-13.3%) - 🟒 +207 kg+456 lbs (+14.6%)
1413-1600 kg3115-3527 lbs
πŸ”΄ -207 kg-456 lbs (-12.8%) - 🟒 +213 kg+470 lbs (+15.4%)

Maximal permitted Weight:

-
1760-2010 kg3880-4431 lbs

Roof Load:

-
-

Tire Specifications

Rims Size:

14-inch rims:
  • 5.5J x 14
  • 6J x 14
  • 6.5J x 14
15-inch rims:
  • 5.5J x 15
  • 6.5J x 15
  • 7J x 15
20-inch rims:
  • 8.5J x 20
  • 11.5J x 20
  • 9J x 20
  • 12J x 20
  • 9.5J x 20
  • 20
19-inch rims:
  • 8.5J x 19
  • 11.5J x 19
21-inch rims:
  • 12.5J x 21

Tire Size:

  • 195/75 R14 (W:195 | H:75 | D:14)
  • 205/70 R14 (W:205 | H:70 | D:14)
  • 205/75 R15 (W:205 | H:75 | D:15)
  • 215/70 R14 (W:215 | H:70 | D:14)
  • 215/70 R15 (W:215 | H:70 | D:15)
  • 235/60 R15 (W:235 | H:60 | D:15)
  • 235/40 ZR19 (W:235 | H:40 | D:19)
  • 245/35 ZR 20 (W:245 | H:35 | D:20)
  • 245/35 ZR20 (W:245 | H:35 | D:20)
  • 245/35 R20 (W:245 | H:35 | D:20)
  • 265/35 ZR 20 (W:265 | H:35 | D:20)
  • 295/35 ZR19 (W:295 | H:35 | D:19)
  • 305/30 ZR 20 (W:305 | H:30 | D:20)
  • 305/30 ZR20 (W:305 | H:30 | D:20)
  • 305/30 R20 (W:305 | H:30 | D:20)
  • 325/30 ZR 21 (W:325 | H:30 | D:21)

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