1973 Porsche 911 Coupe vs. 2017 Mercedes-Benz AMG GT Roadster
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
1973 Porsche 911 Coupe (G)Change Car
Car #2 Preview Image
2017 Mercedes-Benz AMG GT Roadster (R190)Change Car
Random Comparison

Here’s how the 1973 Porsche 911 Coupe and the 2017 Mercedes-Benz AMG GT Roadster compare in size:

In terms of length, the 2017 Mercedes-Benz AMG GT Roadster comes in at 4551 mm (179.17 in), giving it a 260 mm (10.24 in) (5.7 %) advantage over the 1973 Porsche 911 Coupe at 4291 mm (168.94 in). Looking at width, the 2017 Mercedes-Benz AMG GT Roadster stretches to 1939 mm (76.34 in), making it 287 mm (11.30 in) (14.8 %) wider than the 1973 Porsche 911 Coupe at 1652 mm (65.04 in). As for height, the 1973 Porsche 911 Coupe stands at 1320 mm (51.97 in), giving it an extra 60 mm (2.36 in) (4.5 %) compared to the 2017 Mercedes-Benz AMG GT Roadster at 1260 mm (49.61 in).

Overall, the 1973 Porsche 911 Coupe is taller than the 2017 Mercedes-Benz AMG GT Roadster, while the 2017 Mercedes-Benz AMG GT Roadster is longer and wider than the 1973 Porsche 911 Coupe.

Length
4291 mm168.9 in
4551 mm179.2 in
Width
1652 mm65.0 in
1939 mm76.3 in
Height
1320 mm52.0 in
1260 mm49.6 in

1973 Porsche 911 Coupe Side View Left
4291 mm168.9 in πŸ”΄ -260 mm-10.2 in (-5.7%)
2017 Mercedes-Benz AMG GT Roadster Side View Left
4551 mm179.2 in 🟒 +260 mm+10.2 in (+6.1%)
1973 Porsche 911 Coupe Front View
1652 mm65.0 in πŸ”΄ -287 mm-11.3 in (-14.8%)
2017 Mercedes-Benz AMG GT Roadster Front View
1939 mm76.3 in 🟒 +287 mm+11.3 in (+17.4%)
1973 Porsche 911 Coupe Rear View
1320 mm52.0 in 🟒 +60 mm+2.4 in (+4.8%)
2017 Mercedes-Benz AMG GT Roadster Rear View
1260 mm49.6 in πŸ”΄ -60 mm-2.4 in (-4.5%)
1973 Porsche 911 Coupe
2017 Mercedes-Benz AMG GT Roadster

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

General Info

Body Style:

Coupe
Roadster

Model Year:

1973
2017

Production:

1973-1989 Discontinued Model
2017-2021 Discontinued Model

Dimensions

Length:

4291 mm168.9 in
πŸ”΄ -260 mm-10.2 in (-5.7%) - πŸ”΄ -253 mm-10.0 in (-5.6%)
4544-4551 mm178.9-179.2 in
🟒 +253 mm+10.0 in (+5.9%) - 🟒 +260 mm+10.2 in (+6.1%)

Width:

1610-1652 mm63.4-65.0 in
πŸ”΄ -329 mm-13.0 in (-17.0%) - πŸ”΄ -287 mm-11.3 in (-14.8%)
1939 mm76.3 in
🟒 +287 mm+11.3 in (+17.4%) - 🟒 +329 mm+13.0 in (+20.4%)

Width (Folded Mirrors):

-
-

Width (Opened Mirrors):

-
2075 mm81.7 in

Height:

1320 mm52.0 in
🟒 +60 mm+2.4 in (+4.8%) - 🟒 +61 mm+2.4 in (+4.8%)
1260 mm49.6 in
πŸ”΄ -61 mm-2.4 in (-4.6%) - πŸ”΄ -60 mm-2.4 in (-4.5%)

Ground Clearance:

120-150 mm4.7-5.9 in
🟒 +24 mm+0.9 in (+25.0%) - 🟒 +54 mm+2.1 in (+56.2%)
96 mm3.8 in
πŸ”΄ -54 mm-2.1 in (-36.0%) - πŸ”΄ -24 mm-0.9 in (-20.0%)

Trunk Capacity:

-
165 liter5.8 cu ft

Trunk Capacity (Max):

-
-

Weight Specifications

Curb Weight:

1070-1210 kg2359-2668 lbs
πŸ”΄ -590 kg-1301 lbs (-35.5%) - πŸ”΄ -385 kg-849 lbs (-24.1%)
1595-1660 kg3516-3660 lbs
🟒 +385 kg+849 lbs (+31.8%) - 🟒 +590 kg+1301 lbs (+55.1%)

Maximal permitted Weight:

1340-1530 kg2954-3373 lbs
πŸ”΄ -600 kg-1323 lbs (-30.9%) - πŸ”΄ -410 kg-904 lbs (-21.1%)
1940 kg4277 lbs
🟒 +410 kg+904 lbs (+26.8%) - 🟒 +600 kg+1323 lbs (+44.8%)

Roof Load:

35 kg77 lbs
-

Tire Specifications

Rims Size:

15-inch rims:
  • 5.5J x 15
  • 8J x 15
  • 7J x 15
  • 6J x 15
16-inch rims:
  • 7J x 16
  • 6 J x 16
  • 8J x 16
  • 6J x 16
  • 19 inches
  • 20 inches

Tire Size:

  • 185/70 R15 (W:185 | H:70 | D:15)
  • 185/70 ZR15 (W:185 | H:70 | D:15)
  • 205/55 R16 (W:205 | H:55 | D:16)
  • 215/R15 (W:215 | H:15 | D:0)
  • 215/60 R15 (W:215 | H:60 | D:15)
  • 215/60 ZR15 (W:215 | H:60 | D:15)
  • 225/50 R16 (W:225 | H:50 | D:16)
  • 255/35 ZR19 (W:255 | H:35 | D:19)
  • 265/35 ZR19 (W:265 | H:35 | D:19)
  • 295/35 ZR19 (W:295 | H:35 | D:19)
  • 305/30 ZR20 (W:305 | H:30 | D:20)

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