Here’s how 2023 BMW 3 Series Sedan and 2025 BMW 4 Series Gran Coupe compare in size: 2025 BMW 4 Series Gran Coupe is longer than 2023 BMW 3 Series Sedan, providing extra length. 2025 BMW 4 Series Gran Coupe is wider than 2023 BMW 3 Series Sedan, giving it a broader stance. 2023 BMW 3 Series Sedan is taller than 2025 BMW 4 Series Gran Coupe, which could improve headroom or visibility.
Length
4723 mm185.9 in
4787 mm188.5 in
Width
1827 mm71.9 in
1852 mm72.9 in
Height
1448 mm57.0 in
1442 mm56.8 in
4723 mm185.9 in🔴 -64 mm-2.5 in (-1.3%)
4787 mm188.5 in🟢 +64 mm+2.5 in (+1.4%)
1827 mm71.9 in🔴 -25 mm-1.0 in (-1.3%)
1852 mm72.9 in🟢 +25 mm+1.0 in (+1.4%)
1448 mm57.0 in🟢 +6 mm+0.2 in (+0.4%)
1442 mm56.8 in🔴 -6 mm-0.2 in (-0.4%)
2023 BMW 3 Series Sedan
2025 BMW 4 Series Gran Coupe
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
Sedan
Coupe
Model Year:
2023
2025
Production:
2022-present Current Model
2024-present Current Model
Dimensions
Length:
4713-4723 mm185.6-185.9 in 🔴 -74 mm-2.9 in (-1.5%) - 🔴 -60 mm-2.4 in (-1.3%)
4787 mm188.5 in 🟢 +60 mm+2.4 in (+1.3%) - 🟢 +74 mm+2.9 in (+1.6%)
Width:
1827 mm71.9 in 🔴 -25 mm-1.0 in (-1.3%)
1852 mm72.9 in 🟢 +25 mm+1.0 in (+1.4%)
Width (Folded Mirrors):
-
-
Width (Opened Mirrors):
2068 mm81.4 in 🔴 -5 mm-0.2 in (-0.2%)
2073 mm81.6 in 🟢 +5 mm+0.2 in (+0.2%)
Height:
1433-1448 mm56.4-57.0 in 🔴 -9 mm-0.4 in (-0.6%) - 🟢 +6 mm+0.2 in (+0.4%)
1442 mm56.8 in 🔴 -6 mm-0.2 in (-0.4%) - 🟢 +9 mm+0.4 in (+0.6%)
Ground Clearance:
130-147 mm5.1-5.8 in 🔴 -10 mm-0.4 in (-7.1%) - 🟢 +7 mm+0.3 in (+5.0%)
140 mm5.5 in 🔴 -7 mm-0.3 in (-4.8%) - 🟢 +10 mm+0.4 in (+7.7%)
Trunk Capacity:
375-480 liter13.2-17.0 cu ft 🔴 -95 liter-3.4 cu ft (-20.2%) - 🟢 +10 liter+0.4 cu ft (+2.1%)
470 liter16.6 cu ft 🔴 -10 liter-0.4 cu ft (-2.1%) - 🟢 +95 liter+3.4 cu ft (+25.3%)
Trunk Capacity (Max):
1290 liter45.6 cu ft 🔴 -1 liter0.0 cu ft (-0.1%)
1290-1291 liter45.6-45.6 cu ft 🟢 +1 liter+0.0 cu ft (+0.1%)
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