The Comparative Analysis :
BMW 420d Convertible (14 - 15) vs. BMW 318i Convertible (10 - 14)
€ 46,300
€ 39,100
€ 46,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 39,100
ⓘ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 420d Cabrio is an inch longer and 1.7 inches wider.
420d Cabrio
318i 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
420d Cabrio
318i Cabrio
3704 lb
Curb Weight
3682 lb
4740 lb
Gross Vehicle
Weight
Weight
4464 lb
Weight Difference:
22 lb
0.59 %
General
420d Cabrio
318i Cabrio
F33
Generation
E93
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
6-speed manual transmission
Engine
420d Cabrio
318i Cabrio
Straight-four diesel engine with turbocharger
Engine Type
Straight-four gasoline engine (naturally aspirated engine)
BMW N47
Engine Series
BMW N43
N47-D20
Engine Code
N43-B20
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
181 hp
at 4000 rpm
Power
141 hp
at 6000 rpm
420d Cabrio
181 hp
141 hp
318i Cabrio
280 lb‑ft
at 1750 rpm
Max. Torque
140 lb‑ft
at 4250 rpm
420d Cabrio
280 lb‑ft
140 lb‑ft
318i Cabrio
Performance
420d Cabrio
318i Cabrio
146 mph
Maximum Speed
130 mph
8.2 sec
Acceleration 0 to 62 mph
10.3 sec
62 mph
62
mph
mph
374 ft
0.000 sec
420d Cabrio
62 mph
62
mph
mph
469 ft
0.000 sec
318i Cabrio
▶ REPLAY
20.46 lb/hp
Weight-to-Power Ratio
26.11 lb/hp
420d Cabrio
20.46 lb/hp
26.11 lb/hp
318i Cabrio
Fuel Economy / Emissions
420d Cabrio
318i Cabrio
Fuel Economy
46 mpg
combined
36 mpg
420d Cabrio
46 mpg
36 mpg
318i Cabrio
39 mpg
city
28 mpg
No data
highway
No data
15.1 gal
Fuel Tank Capacity
16.6 gal
695 mi
Range
593 mi
420d Cabrio
695 mi
593 mi
318i Cabrio
Environmental Impact
104.9 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).
125 kWh
420d Cabrio
104.9 kWh
125 kWh
318i Cabrio
Euro 6b (NEFZ)
Emission Standard
Euro 5
214 g/mi (NEFZ)
CO2 Emissions
248 g/mi (NEFZ)
Practical Convenience
420d Cabrio
318i Cabrio
2
Doors
2
4
No. of Seats
4
1036 lb
Maximum Payload
783 lb
10.5 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data
