Here’s how 2025 BMW 4 Series Convertible and 2023 BMW 3 Series Sedan compare in size: 2025 BMW 4 Series Convertible is longer than 2023 BMW 3 Series Sedan, offering more overall body length. 2025 BMW 4 Series Convertible is wider than 2023 BMW 3 Series Sedan, which may translate to more cabin space or road presence. 2023 BMW 3 Series Sedan is taller than 2025 BMW 4 Series Convertible, adding extra vertical space.
Length
4773 mm187.9 in
4723 mm185.9 in
Width
1852 mm72.9 in
1827 mm71.9 in
Height
1394 mm54.9 in
1448 mm57.0 in
4773 mm187.9 in🟢 +50 mm+2.0 in (+1.1%)
4723 mm185.9 in🔴 -50 mm-2.0 in (-1.0%)
1852 mm72.9 in🟢 +25 mm+1.0 in (+1.4%)
1827 mm71.9 in🔴 -25 mm-1.0 in (-1.3%)
1394 mm54.9 in🔴 -54 mm-2.1 in (-3.7%)
1448 mm57.0 in🟢 +54 mm+2.1 in (+3.9%)
2025 BMW 4 Series Convertible
2023 BMW 3 Series Sedan
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
Cabriolet
Sedan
Model Year:
2025
2023
Production:
2024-present Current Model
2022-present Current Model
Dimensions
Length:
4773 mm187.9 in 🟢 +45 mm+1.8 in (+1.0%) - 🟢 +60 mm+2.4 in (+1.3%)
4713-4723 mm185.6-185.9 in 🔴 -60 mm-2.4 in (-1.3%) - 🔴 -45 mm-1.8 in (-0.9%)
Width:
1852 mm72.9 in 🟢 +25 mm+1.0 in (+1.4%)
1827 mm71.9 in 🔴 -25 mm-1.0 in (-1.3%)
Width (Folded Mirrors):
-
-
Width (Opened Mirrors):
2081 mm81.9 in 🟢 +13 mm+0.5 in (+0.6%)
2068 mm81.4 in 🔴 -13 mm-0.5 in (-0.6%)
Height:
1384-1394 mm54.5-54.9 in 🔴 -64 mm-2.5 in (-4.4%) - 🔴 -39 mm-1.5 in (-2.7%)
1433-1448 mm56.4-57.0 in 🟢 +39 mm+1.5 in (+2.8%) - 🟢 +64 mm+2.5 in (+4.6%)
Ground Clearance:
123-127 mm4.8-5.0 in 🔴 -24 mm-0.9 in (-16.3%) - 🔴 -3 mm-0.1 in (-2.3%)
130-147 mm5.1-5.8 in 🟢 +3 mm+0.1 in (+2.4%) - 🟢 +24 mm+0.9 in (+19.5%)
Trunk Capacity:
300-385 liter10.6-13.6 cu ft 🔴 -180 liter-6.4 cu ft (-37.5%) - 🟢 +10 liter+0.4 cu ft (+2.7%)
375-480 liter13.2-17.0 cu ft 🔴 -10 liter-0.4 cu ft (-2.6%) - 🟢 +180 liter+6.4 cu ft (+60.0%)
Trunk Capacity (Max):
385 liter13.6 cu ft 🔴 -905 liter-32.0 cu ft (-70.2%)
1290 liter45.6 cu ft 🟢 +905 liter+32.0 cu ft (+235.1%)
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