The Comparative Analysis :
BMW 440i Convertible Steptronic (16 - 17) vs. Mercedes C 63 AMG Convertible 4MATIC AMG SPEEDSHIFT TCT 9G-TRONIC (18 - ..)
€ 58,400

€ 85,200

€ 58,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 85,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 440i Cabrio is slightly smaller in every dimension. It's 4.4 inches shorter, 2 inches narrower and 0.8 inches lower than the Mercedes C 63 AMG Convertible.
BMW 440i Cabrio
Mercedes C 63 AMG Convertible
54.5
71.9
79.4
55.3
73.9
79.4
71.9 in
Width
73.9 in
79.4 in
Width Incl. Mirrors
79.4 in
54.5 in
Height
55.3 in
110.6
182.6
111.8
187
182.6 in
Length
187 in
110.6 in
Wheelbase
111.8 in
Vehicle Weight
BMW 440i Cabrio
Mercedes C 63 AMG Convertible
4068 lb
Curb Weight
4244 lb
4916 lb
Gross Vehicle
Weight
Weight
5016 lb

Weight Difference:
176 lb
4.15 %

General
BMW 440i Cabrio
Mercedes C 63 AMG Convertible
F33
Generation
A205
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)

8-speed automatic transmission
Transmission
9-speed automatic transmission
Engine
BMW 440i Cabrio
Mercedes C 63 AMG Convertible
Straight-six gasoline engine with turbocharger
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
BMW B58
Engine Series
Mercedes-Benz M 177
B58-B30
Engine Code
M 177.980


4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
4 L / 196 cu in
322 hp
at 5500 rpm
Power
469 hp
at 5500 rpm
BMW 440i Cabrio
322 hp
469 hp
Mercedes C 63 AMG Convertible
332 lb‑ft
at 1380 rpm
Max. Torque
479 lb‑ft
at 1750 rpm
BMW 440i Cabrio
332 lb‑ft
479 lb‑ft
Mercedes C 63 AMG Convertible
Performance
BMW 440i Cabrio
Mercedes C 63 AMG Convertible
155 mph
Maximum Speed
155 mph
5.4 sec
Acceleration 0 to 62 mph
4.2 sec
62 mph
62
mph
mph
246 ft
0.000 sec

BMW 440i Cabrio
62 mph
62
mph
mph
190 ft
0.000 sec

Mercedes C 63 AMG Convertible
▶ REPLAY
12.63 lb/hp
Weight-to-Power Ratio
9.05 lb/hp
BMW 440i Cabrio
12.63 lb/hp
9.05 lb/hp
Mercedes C 63 AMG Convertible
Fuel Economy / Emissions
BMW 440i Cabrio
Mercedes C 63 AMG Convertible
Fuel Economy
35 mpg
combined
23 mpg
BMW 440i Cabrio
35 mpg
23 mpg
Mercedes C 63 AMG Convertible
26 mpg
city
16 mpg
No data
highway
29 mpg
15.9 gal
Fuel Tank Capacity
17.4 gal
548 mi
Range
395 mi
BMW 440i Cabrio
548 mi
395 mi
Mercedes C 63 AMG Convertible
Environmental Impact
128.7 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).
197 kWh
BMW 440i Cabrio
128.7 kWh
197 kWh
Mercedes C 63 AMG Convertible
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP
256 g/mi (NEFZ)
CO2 Emissions
415 g/mi (WLTP)
Practical Convenience
BMW 440i Cabrio
Mercedes C 63 AMG Convertible
2
Doors
2
4
No. of Seats
4
849 lb
Maximum Payload
772 lb
10.5 cu ft
Trunk Volume
10.1 cu ft









No data
Cargo Volume (Seats Down)
No data