2026 Opel Astra L vs. 2018 Seat Arona 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.
Here’s how the 2026 Opel Astra L and the 2018 Seat Arona compare in size:
In terms of length, the 2026 Opel Astra L measures 4374 mm (172.20 in), making it 236 mm (9.29 in) (5.4 %) longer than the 2018 Seat Arona at 4138 mm (162.91 in). Looking at width, the 2026 Opel Astra L spans 1859 mm (73.19 in), which is 79 mm (3.11 in) (4.2 %) broader than the 2018 Seat Arona at 1780 mm (70.08 in). As for height, the 2018 Seat Arona reaches 1552 mm (61.10 in), which is 70 mm (2.76 in) (4.5 %) taller than the 2026 Opel Astra L at 1482 mm (58.35 in).
Overall, the 2026 Opel Astra L is longer and wider than the 2018 Seat Arona, while the 2018 Seat Arona is taller than the 2026 Opel Astra L.
Length
4374 mm172.2 in
4138 mm162.9 in
Width
1859 mm73.2 in
1780 mm70.1 in
Height
1482 mm58.3 in
1552 mm61.1 in
4374 mm172.2 in🟢 +236 mm+9.3 in (+5.7%)
4138 mm162.9 in🔴 -236 mm-9.3 in (-5.4%)
1859 mm73.2 in🟢 +79 mm+3.1 in (+4.4%)
1780 mm70.1 in🔴 -79 mm-3.1 in (-4.2%)
1482 mm58.3 in🔴 -70 mm-2.8 in (-4.5%)
1552 mm61.1 in🟢 +70 mm+2.8 in (+4.7%)
2026 Opel Astra L
2018 Seat Arona
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
Hatchback
SUV
Model Year:
2026
2018
Production:
2026-present Current Model
2017-2021 Discontinued Model
Dimensions
Length:
4374 mm172.2 in 🟢 +236 mm+9.3 in (+5.7%)
4138 mm162.9 in 🔴 -236 mm-9.3 in (-5.4%)
Width:
-
1780 mm70.1 in
Width (Folded Mirrors):
1859 mm73.2 in
-
Width (Opened Mirrors):
2062 mm81.2 in 🟢 +120 mm+4.7 in (+6.2%)
1942 mm76.5 in 🔴 -120 mm-4.7 in (-5.8%)
Height:
1460-1482 mm57.5-58.3 in 🔴 -92 mm-3.6 in (-5.9%) - 🔴 -61 mm-2.4 in (-4.0%)
1543-1552 mm60.7-61.1 in 🟢 +61 mm+2.4 in (+4.1%) - 🟢 +92 mm+3.6 in (+6.3%)
Ground Clearance:
-
190 mm7.5 in
Trunk Capacity:
310-422 liter10.9-14.9 cu ft 🔴 -90 liter-3.2 cu ft (-22.5%) - 🟢 +140 liter+4.9 cu ft (+49.6%)
282-400 liter10.0-14.1 cu ft 🔴 -140 liter-4.9 cu ft (-33.2%) - 🟢 +90 liter+3.2 cu ft (+29.0%)
Trunk Capacity (Max):
1236-1339 liter43.6-47.3 cu ft 🔴 -44 liter-1.6 cu ft (-3.4%) - 🟢 +177 liter+6.3 cu ft (+15.2%)
1162-1280 liter41.0-45.2 cu ft 🔴 -177 liter-6.3 cu ft (-13.2%) - 🟢 +44 liter+1.6 cu ft (+3.6%)
