2018 GMC Terrain II vs. 2021 Chevrolet Trailblazer III
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
2018 GMC Terrain IIChange Car
Car #2 Preview Image
2021 Chevrolet Trailblazer IIIChange Car
Random Comparison

Here’s how the 2018 GMC Terrain II and the 2021 Chevrolet Trailblazer III compare in size:

In terms of length, the 2018 GMC Terrain II measures 4630 mm (182.28 in), making it 217 mm (8.54 in) (4.7 %) longer than the 2021 Chevrolet Trailblazer III at 4413 mm (173.74 in). Looking at width, the 2018 GMC Terrain II spans 1839 mm (72.40 in), which is 31 mm (1.22 in) (1.7 %) broader than the 2021 Chevrolet Trailblazer III at 1808 mm (71.18 in). As for height, the 2021 Chevrolet Trailblazer III reaches 1669 mm (65.71 in), which is 8 mm (0.31 in) (0.5 %) taller than the 2018 GMC Terrain II at 1661 mm (65.39 in).

Overall, the 2018 GMC Terrain II is longer and wider than the 2021 Chevrolet Trailblazer III, while the 2021 Chevrolet Trailblazer III is taller than the 2018 GMC Terrain II.

Length
4630 mm182.3 in
4413 mm173.7 in
Width
1839 mm72.4 in
1808 mm71.2 in
Height
1661 mm65.4 in
1669 mm65.7 in

2018 GMC Terrain II Side View Left
4630 mm182.3 in 🟒 +217 mm+8.5 in (+4.9%)
2021 Chevrolet Trailblazer III Side View Left
4413 mm173.7 in πŸ”΄ -217 mm-8.5 in (-4.7%)
2018 GMC Terrain II Front View
1839 mm72.4 in 🟒 +31 mm+1.2 in (+1.7%)
2021 Chevrolet Trailblazer III Front View
1808 mm71.2 in πŸ”΄ -31 mm-1.2 in (-1.7%)
2018 GMC Terrain II Rear View
1661 mm65.4 in πŸ”΄ -8 mm-0.3 in (-0.5%)
2021 Chevrolet Trailblazer III Rear View
1669 mm65.7 in 🟒 +8 mm+0.3 in (+0.5%)
2018 GMC Terrain II
2021 Chevrolet Trailblazer III

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

General Info

Body Style:

SUV
SUV

Model Year:

2018
2021

Production:

2017-2021 Discontinued Model
2019-2023 Discontinued Model

Dimensions

Length:

4630 mm182.3 in
🟒 +217 mm+8.5 in (+4.9%) - 🟒 +222 mm+8.7 in (+5.0%)
4413 mm173.7 in
πŸ”΄ -222 mm-8.7 in (-4.8%) - πŸ”΄ -217 mm-8.5 in (-4.7%)

Width:

1839 mm72.4 in
🟒 +31 mm+1.2 in (+1.7%)
1808 mm71.2 in
πŸ”΄ -31 mm-1.2 in (-1.7%)

Width (Folded Mirrors):

-
-

Width (Opened Mirrors):

-
-

Height:

1661 mm65.4 in
πŸ”΄ -8 mm-0.3 in (-0.5%) - 🟒 +28 mm+1.1 in (+1.7%)
1633-1669 mm64.3-65.7 in
πŸ”΄ -28 mm-1.1 in (-1.7%) - 🟒 +8 mm+0.3 in (+0.5%)

Ground Clearance:

-
191-203 mm7.5-8.0 in

Trunk Capacity:

838 liter29.6 cu ft
🟒 +122 liter+4.3 cu ft (+17.0%) - 🟒 +479 liter+16.9 cu ft (+133.4%)
359-716 liter12.7-25.3 cu ft
πŸ”΄ -479 liter-16.9 cu ft (-57.2%) - πŸ”΄ -122 liter-4.3 cu ft (-14.6%)

Trunk Capacity (Max):

2294 liter81.0 cu ft
🟒 +754 liter+26.6 cu ft (+49.0%)
1540 liter54.4 cu ft
πŸ”΄ -754 liter-26.6 cu ft (-32.9%)

Weight Specifications

Curb Weight:

-
1358-1491 kg2994-3287 lbs

Maximal permitted Weight:

-
1900-2000 kg4189-4409 lbs

Roof Load:

-
-

Tire Specifications

Rims Size:

  • 17 inches
  • 18 inches
  • 19 inches
16-inch rims:
  • 7J x 16
17-inch rims:
  • 7.5J x 17
  • 17
18-inch rims:
  • 7.5J x 18
  • 18

Tire Size:

  • 235/55 R18 (W:235 | H:55 | D:18)
  • 235/55 R19 (W:235 | H:55 | D:19)
  • 235/60 R17 (W:235 | H:60 | D:17)
  • 215/65 R16 (W:215 | H:65 | D:16)
  • 225/55 R18 (W:225 | H:55 | D:18)
  • 225/60 R17 (W:225 | H:60 | D:17)

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