The Comparative Analysis :
BMW 420i Convertible Steptronic (14 - 16) vs. BMW 325i Convertible Automatic (10 - 14)
€ 46,100

€ 49,000

€ 46,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 49,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ a little. Both cars are the same height, but the 420i Cabrio is an inch longer and 1.7 inches wider.
420i Cabrio
325i Cabrio
54.5
71.9
79.4
54.5
70.2
78.1
71.9 in
Width
70.2 in
79.4 in
Width Incl. Mirrors
78.1 in
54.5 in
Height
54.5 in
110.6
182.6
108.7
181.6
182.6 in
Length
181.6 in
110.6 in
Wheelbase
108.7 in
Vehicle Weight
420i Cabrio
325i Cabrio
3858 lb
Curb Weight
3880 lb
4729 lb
Gross Vehicle
Weight
Weight
4663 lb

Weight Difference:
22 lb
0.57 %

General
420i Cabrio
325i Cabrio
F33
Generation
E93
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

8-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
420i Cabrio
325i Cabrio
Straight-four gasoline engine with turbocharger
Engine Type
Straight-six gasoline engine (naturally aspirated engine)
BMW N20
Engine Series
BMW N53
N20-B20
Engine Code
N53-B30


4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3 L / 147 cu in
181 hp
at 5000 rpm
Power
215 hp
at 6100 rpm
420i Cabrio
181 hp
215 hp
325i Cabrio
199 lb‑ft
at 1250 rpm
Max. Torque
199 lb‑ft
at 2400 rpm
420i Cabrio
199 lb‑ft
199 lb‑ft
325i Cabrio
Performance
420i Cabrio
325i Cabrio
143 mph
Maximum Speed
151 mph
8.3 sec
Acceleration 0 to 62 mph
8.1 sec
62 mph
62
mph
mph
377 ft
0.000 sec

420i Cabrio
62 mph
62
mph
mph
371 ft
0.000 sec

325i Cabrio
▶ REPLAY
21.31 lb/hp
Weight-to-Power Ratio
18.05 lb/hp
420i Cabrio
21.31 lb/hp
18.05 lb/hp
325i Cabrio
Fuel Economy / Emissions
420i Cabrio
325i Cabrio
Fuel Economy
37 mpg
combined
30 mpg
420i Cabrio
37 mpg
30 mpg
325i Cabrio
27 mpg
city
22 mpg
No data
highway
No data
15.9 gal
Fuel Tank Capacity
16.6 gal
583 mi
Range
495 mi
420i Cabrio
583 mi
495 mi
325i Cabrio
Environmental Impact
121.2 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
149.7 kWh
420i Cabrio
121.2 kWh
149.7 kWh
325i Cabrio
Euro 6b (NEFZ)
Emission Standard
Euro 5
240 g/mi (NEFZ)
CO2 Emissions
298 g/mi (NEFZ)
Practical Convenience
420i Cabrio
325i Cabrio
2
Doors
2
4
No. of Seats
4
871 lb
Maximum Payload
783 lb
10.5 cu ft
Trunk Volume
9.9 cu ft









No data
Cargo Volume (Seats Down)
No data