The Comparative Analysis :
Mercedes C 43 AMG Convertible 4MATIC AMG SPEEDSHIFT TCT 9G-TRONIC (18 - ..) vs. ALPINA D4 Bi-Turbo Convertible Switch-Tronic (14 - 17)
€ 70,100

€ 65,700

€ 70,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 65,700
ⓘ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 Mercedes C 43 AMG Convertible is 2.1 inches longer, 0.6 inches narrower and 1.1 inches taller than the ALPINA D4 Bi-Turbo Cabrio.
Mercedes C 43 AMG Convertible
ALPINA D4 Bi-Turbo Cabrio
55.3
71.3
79.4
54.3
71.9
79.7
71.3 in
Width
71.9 in
79.4 in
Width Incl. Mirrors
79.7 in
55.3 in
Height
54.3 in
111.8
184.8
110.6
182.7
184.8 in
Length
182.7 in
111.8 in
Wheelbase
110.6 in
Vehicle Weight
Mercedes C 43 AMG Convertible
ALPINA D4 Bi-Turbo Cabrio
4123 lb
Curb Weight
4167 lb
5104 lb
Gross Vehicle
Weight
Weight
4993 lb

Weight Difference:
44 lb
1.06 %

General
Mercedes C 43 AMG Convertible
ALPINA D4 Bi-Turbo Cabrio
A205
Generation
F33
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Diesel

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

9-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Mercedes C 43 AMG Convertible
ALPINA D4 Bi-Turbo Cabrio
V6 gasoline engine with two turbochargers (biturbo)
Engine Type
Straight-six diesel engine with two turbochargers (biturbo)
Mercedes-Benz M 276
Engine Series
M 276.823
Engine Code
N57-D30

4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
385 hp
at 5500 rpm
Power
345 hp
at 4000 rpm
Mercedes C 43 AMG Convertible
385 hp
345 hp
ALPINA D4 Bi-Turbo Cabrio
384 lb‑ft
at 2500 rpm
Max. Torque
516 lb‑ft
at 1500 rpm
Mercedes C 43 AMG Convertible
384 lb‑ft
516 lb‑ft
ALPINA D4 Bi-Turbo Cabrio
Performance
Mercedes C 43 AMG Convertible
ALPINA D4 Bi-Turbo Cabrio
155 mph
Maximum Speed
171 mph
4.8 sec
Acceleration 0 to 62 mph
5 sec
62 mph
62
mph
mph
220 ft
0.000 sec

Mercedes C 43 AMG Convertible
62 mph
62
mph
mph
226 ft
0.000 sec

ALPINA D4 Bi-Turbo Cabrio
▶ REPLAY
10.71 lb/hp
Weight-to-Power Ratio
12.08 lb/hp
Mercedes C 43 AMG Convertible
10.71 lb/hp
12.08 lb/hp
ALPINA D4 Bi-Turbo Cabrio
Fuel Economy / Emissions
Mercedes C 43 AMG Convertible
ALPINA D4 Bi-Turbo Cabrio
Fuel Economy
24 mpg
combined
40 mpg
Mercedes C 43 AMG Convertible
24 mpg
40 mpg
ALPINA D4 Bi-Turbo Cabrio
18 mpg
city
36 mpg
30 mpg
highway
No data
17.4 gal
Fuel Tank Capacity
15.9 gal
423 mi
Range
632 mi
Mercedes C 43 AMG Convertible
423 mi
632 mi
ALPINA D4 Bi-Turbo Cabrio
Environmental Impact
183.8 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).
121.3 kWh
Mercedes C 43 AMG Convertible
183.8 kWh
121.3 kWh
ALPINA D4 Bi-Turbo Cabrio
Euro 6d-TEMP
Emission Standard
Euro 6b (NEFZ)
370 g/mi (WLTP)
CO2 Emissions
251 g/mi (NEFZ)
Practical Convenience
Mercedes C 43 AMG Convertible
ALPINA D4 Bi-Turbo Cabrio
2
Doors
2
4
No. of Seats
4
981 lb
Maximum Payload
827 lb
10.1 cu ft
Trunk Volume
10.5 cu ft









No data
Cargo Volume (Seats Down)
No data