2017 Mercedes-Benz AMG GT Roadster vs. 1974 Porsche 911 Coupe
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
2017 Mercedes-Benz AMG GT Roadster (R190)Change Car
Car #2 Preview Image
1974 Porsche 911 Coupe (Type 930)Change Car
Random Comparison

Here’s how the 2017 Mercedes-Benz AMG GT Roadster and the 1974 Porsche 911 Coupe compare in size:

In terms of length, the 2017 Mercedes-Benz AMG GT Roadster measures 4551 mm (179.17 in), making it 260 mm (10.24 in) (5.7 %) longer than the 1974 Porsche 911 Coupe at 4291 mm (168.94 in). Looking at width, the 2017 Mercedes-Benz AMG GT Roadster spans 1939 mm (76.34 in), which is 164 mm (6.46 in) (8.5 %) broader than the 1974 Porsche 911 Coupe at 1775 mm (69.88 in). As for height, the 1974 Porsche 911 Coupe reaches 1320 mm (51.97 in), which is 60 mm (2.36 in) (4.5 %) taller than the 2017 Mercedes-Benz AMG GT Roadster at 1260 mm (49.61 in).

Overall, the 2017 Mercedes-Benz AMG GT Roadster is longer and wider than the 1974 Porsche 911 Coupe, while the 1974 Porsche 911 Coupe is taller than the 2017 Mercedes-Benz AMG GT Roadster.

Length
4551 mm179.2 in
4291 mm168.9 in
Width
1939 mm76.3 in
1775 mm69.9 in
Height
1260 mm49.6 in
1320 mm52.0 in

2017 Mercedes-Benz AMG GT Roadster Side View Left
4551 mm179.2 in 🟒 +260 mm+10.2 in (+6.1%)
1974 Porsche 911 Coupe Preview
4291 mm168.9 in πŸ”΄ -260 mm-10.2 in (-5.7%)
2017 Mercedes-Benz AMG GT Roadster Front View
1939 mm76.3 in 🟒 +164 mm+6.5 in (+9.2%)
1974 Porsche 911 Coupe Front View
1775 mm69.9 in πŸ”΄ -164 mm-6.5 in (-8.5%)
2017 Mercedes-Benz AMG GT Roadster Rear View
1260 mm49.6 in πŸ”΄ -60 mm-2.4 in (-4.5%)
1974 Porsche 911 Coupe Rear View
1320 mm52.0 in 🟒 +60 mm+2.4 in (+4.8%)
2017 Mercedes-Benz AMG GT Roadster
1974 Porsche 911 Coupe

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

General Info

Body Style:

Roadster
Coupe

Model Year:

2017
1974

Production:

2017-2021 Discontinued Model
1975-1989 Discontinued Model

Dimensions

Length:

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

Width:

1939 mm76.3 in
🟒 +164 mm+6.5 in (+9.2%)
1775 mm69.9 in
πŸ”΄ -164 mm-6.5 in (-8.5%)

Width (Folded Mirrors):

-
-

Width (Opened Mirrors):

2075 mm81.7 in
-

Height:

1260 mm49.6 in
πŸ”΄ -61 mm-2.4 in (-4.6%) - πŸ”΄ -20 mm-0.8 in (-1.6%)
1280-1320 mm50.4-52.0 in
🟒 +20 mm+0.8 in (+1.6%) - 🟒 +61 mm+2.4 in (+4.8%)

Ground Clearance:

96 mm3.8 in
πŸ”΄ -61 mm-2.4 in (-38.9%) - πŸ”΄ -24 mm-0.9 in (-20.0%)
120-157 mm4.7-6.2 in
🟒 +24 mm+0.9 in (+25.0%) - 🟒 +61 mm+2.4 in (+63.5%)

Trunk Capacity:

165 liter5.8 cu ft
-

Trunk Capacity (Max):

-
-

Weight Specifications

Curb Weight:

1595-1660 kg3516-3660 lbs
🟒 +260 kg+573 lbs (+19.5%) - 🟒 +520 kg+1146 lbs (+45.6%)
1140-1335 kg2513-2943 lbs
πŸ”΄ -520 kg-1146 lbs (-31.3%) - πŸ”΄ -260 kg-573 lbs (-16.3%)

Maximal permitted Weight:

1940 kg4277 lbs
🟒 +260 kg+573 lbs (+15.5%) - 🟒 +415 kg+915 lbs (+27.2%)
1525-1680 kg3362-3704 lbs
πŸ”΄ -415 kg-915 lbs (-21.4%) - πŸ”΄ -260 kg-573 lbs (-13.4%)

Roof Load:

-
35-75 kg77-165 lbs

Tire Specifications

Rims Size:

  • 19 inches
  • 20 inches
16-inch rims:
  • 8J x 16
  • 7J x 16
  • 9J x 16
15-inch rims:
  • 8J x 15
  • 7J x 15

Tire Size:

  • 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)
  • 185/70 R15 (W:185 | H:70 | D:15)
  • 205/50 R15 (W:205 | H:50 | D:15)
  • 205/55 R16 (W:205 | H:55 | D:16)
  • 215/60 R15 (W:215 | H:60 | D:15)
  • 225/50 R5 (W:225 | H:50 | D:5)
  • 225/50 R16 (W:225 | H:50 | D:16)
  • 245/45 R16 (W:245 | H:45 | D:16)

Related Comparisons

1. Use the input field to narrow down the car list (e.g. bmw 2025 or toyota corolla)

2. Select a car from the list below

Small red car