The Comparative Analysis :

BMW 420i Convertible (17 - 18) vs. Mercedes C 400 Convertible 4MATIC 9G-TRONIC (18 - ..)

€ 48,500
BMW 420i Convertible (17 - 18) BMW 420i Cabrio
€ 61,500
 Mercedes C 400 Convertible 4MATIC 9G-TRONIC (18 - ..) Mercedes C 400 Convertible
€ 48,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 61,500

ⓘ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. The BMW 420i Cabrio is 1.9 inches shorter, 0.6 inches wider and an inch lower than the Mercedes C 400 Convertible.
BMW 420i Cabrio
Mercedes C 400 Convertible
54.5
Blueprint BMW 420i Convertible (17 - 18)
71.9
79.4
55.5
Blueprint Mercedes C 400 Convertible 4MATIC 9G-TRONIC (18 - ..)
71.3
79.4
71.9 in
Width
71.3 in
79.4 in
Width Incl. Mirrors
79.4 in
54.5 in
Height
55.5 in
Blueprint BMW 420i Convertible (17 - 18)
110.6
182.6
Blueprint Mercedes C 400 Convertible 4MATIC 9G-TRONIC (18 - ..)
111.8
184.5
182.6 in
Length
184.5 in
110.6 in
Wheelbase
111.8 in

Vehicle Weight

BMW 420i Cabrio
Mercedes C 400 Convertible
3913 lb
Curb Weight
4101 lb
4784 lb
Gross Vehicle
Weight
5126 lb
BMW 420i Convertible (17 - 18)
Weight Difference:
187 lb
4.56 %
Mercedes C 400 Convertible 4MATIC 9G-TRONIC (18 - ..)

General

BMW 420i Cabrio
Mercedes C 400 Convertible
F33
Generation
A205
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Mid-Grade Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
6-speed manual transmission
Transmission
9-speed automatic transmission

Engine

BMW 420i Cabrio
Mercedes C 400 Convertible
Straight-four gasoline engine with tur­bo­charger
Engine Type
V6 gasoline engine with tur­bo­charger
BMW B48
Engine Series
Mercedes-Benz M 276
B48-B20
Engine Code
M 276.823
4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3 L / 147 cu in
181 hp
at 5000 rpm
Power
328 hp
at 5250 rpm
BMW 420i Cabrio
181 hp
328 hp
Mercedes C 400 Convertible
199 lb‑ft
at 1350 rpm
Max. Torque
354 lb‑ft
at 1600 rpm
BMW 420i Cabrio
199 lb‑ft
354 lb‑ft
Mercedes C 400 Convertible

Performance

BMW 420i Cabrio
Mercedes C 400 Convertible
143 mph
Maximum Speed
155 mph
8.2 sec
Acceleration 0 to 62 mph
5.2 sec
62 mph 62
mph

374 ft
0.000 sec

BMW 420i Cabrio

62 mph 62
mph

236 ft
0.000 sec

Mercedes C 400 Convertible

▶ REPLAY
21.62 lb/hp
Weight-to-Power Ratio
12.5 lb/hp
BMW 420i Cabrio
21.62 lb/hp
12.5 lb/hp
Mercedes C 400 Convertible

Fuel Economy / Emissions

BMW 420i Cabrio
Mercedes C 400 Convertible
Fuel Economy
38 mpg
combined
28 mpg
BMW 420i Cabrio
38 mpg
28 mpg
Mercedes C 400 Convertible
29 mpg
city
20 mpg
No data
highway
36 mpg
Kraftstoffanzeige
15.9 gal
Fuel Tank Capacity
17.4 gal
Kraftstoffanzeige
601 mi
Range
488 mi
BMW 420i Cabrio
601 mi
488 mi
Mercedes C 400 Convertible
Environmental Impact
117.5 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).
159.2 kWh
BMW 420i Cabrio
117.5 kWh
159.2 kWh
Mercedes C 400 Convertible
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP
233 g/mi (NEFZ)
CO2 Emissions
323 g/mi (WLTP)

Practical Convenience

BMW 420i Cabrio
Mercedes C 400 Convertible
2
Doors
2
4
No. of Seats
4
871 lb
Maximum Payload
1025 lb
10.5 cu ft
Trunk Volume
10.2 cu ft
No data
Cargo Volume (Seats Down)
No data