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.
2017 Porsche 911 (991 II)Change Car
2017 Mercedes-Benz AMG GT Roadster (R190)Change Car
Here’s how the 2017 Porsche 911 and the 2017 Mercedes-Benz AMG GT Roadster compare in size:
In terms of length, the 2017 Porsche 911 measures 4562 mm (179.61 in), making it 11 mm (0.43 in) (0.2 %) longer than the 2017 Mercedes-Benz AMG GT Roadster at 4551 mm (179.17 in). Looking at width, the 2017 Mercedes-Benz AMG GT Roadster stretches to 1939 mm (76.34 in), making it 59 mm (2.32 in) (3.0 %) wider than the 2017 Porsche 911 at 1880 mm (74.02 in). As for height, the 2017 Porsche 911 stands at 1302 mm (51.26 in), giving it an extra 42 mm (1.65 in) (3.2 %) compared to the 2017 Mercedes-Benz AMG GT Roadster at 1260 mm (49.61 in).
Overall, the 2017 Porsche 911 is longer and taller than the 2017 Mercedes-Benz AMG GT Roadster, while the 2017 Mercedes-Benz AMG GT Roadster is wider than the 2017 Porsche 911.
Length
4562 mm179.6 in
4551 mm179.2 in
Width
1880 mm74.0 in
1939 mm76.3 in
Height
1302 mm51.3 in
1260 mm49.6 in
4562 mm179.6 in🟢 +11 mm+0.4 in (+0.2%)
4551 mm179.2 in🔴 -11 mm-0.4 in (-0.2%)
1880 mm74.0 in🔴 -59 mm-2.3 in (-3.0%)
1939 mm76.3 in🟢 +59 mm+2.3 in (+3.1%)
1302 mm51.3 in🟢 +42 mm+1.7 in (+3.3%)
1260 mm49.6 in🔴 -42 mm-1.7 in (-3.2%)
2017 Porsche 911
2017 Mercedes-Benz AMG GT Roadster
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
Coupe
Roadster
Model Year:
2017
2017
Production:
2015-2019 Discontinued Model
2017-2021 Discontinued Model
Dimensions
Length:
4499-4562 mm177.1-179.6 in 🔴 -52 mm-2.0 in (-1.1%) - 🟢 +18 mm+0.7 in (+0.4%)
4544-4551 mm178.9-179.2 in 🔴 -18 mm-0.7 in (-0.4%) - 🟢 +52 mm+2.0 in (+1.2%)
Width:
1808-1880 mm71.2-74.0 in 🔴 -131 mm-5.2 in (-6.8%) - 🔴 -59 mm-2.3 in (-3.0%)
1939 mm76.3 in 🟢 +59 mm+2.3 in (+3.1%) - 🟢 +131 mm+5.2 in (+7.2%)
Width (Folded Mirrors):
1978 mm77.9 in
-
Width (Opened Mirrors):
1978 mm77.9 in 🔴 -97 mm-3.8 in (-4.7%)
2075 mm81.7 in 🟢 +97 mm+3.8 in (+4.9%)
Height:
1271-1302 mm50.0-51.3 in 🟢 +11 mm+0.4 in (+0.9%) - 🟢 +43 mm+1.7 in (+3.4%)
1260 mm49.6 in 🔴 -43 mm-1.7 in (-3.3%) - 🔴 -11 mm-0.4 in (-0.9%)
Ground Clearance:
88 mm3.5 in 🔴 -8 mm-0.3 in (-8.3%)
96 mm3.8 in 🟢 +8 mm+0.3 in (+9.1%)
Trunk Capacity:
115-145 liter4.1-5.1 cu ft 🔴 -50 liter-1.8 cu ft (-30.3%) - 🔴 -20 liter-0.7 cu ft (-12.1%)
165 liter5.8 cu ft 🟢 +20 liter+0.7 cu ft (+13.8%) - 🟢 +50 liter+1.8 cu ft (+43.5%)
