The Comparative Analysis :
Audi A5 Convertible 2.7 TDI multitronic (09 - 11) vs. Mercedes C 400 Convertible 4MATIC 9G-TRONIC (16 - 18)
€ 47,400

€ 60,300

€ 47,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 60,300
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The Audi A5 Convertible 2.7 TDI is 2.4 inches shorter, 1.7 inches wider and an inch lower than the Mercedes C 400 Convertible.
Audi A5 Convertible 2.7 TDI
Mercedes C 400 Convertible
54.4
73
79.5
55.5
71.3
79.4
73 in
Width
71.3 in
79.5 in
Width Incl. Mirrors
79.4 in
54.4 in
Height
55.5 in
108.3
182.1
111.8
184.5
182.1 in
Length
184.5 in
108.3 in
Wheelbase
111.8 in
Vehicle Weight
Audi A5 Convertible 2.7 TDI
Mercedes C 400 Convertible
4101 lb
Curb Weight
3979 lb
5038 lb
Gross Vehicle
Weight
Weight
5038 lb

Weight Difference:
121 lb
2.95 %

General
Audi A5 Convertible 2.7 TDI
Mercedes C 400 Convertible
8F
Generation
A205
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Mid-Grade Unleaded

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

Continuously variable transmission (CVT)
Transmission
9-speed automatic transmission
Engine
Audi A5 Convertible 2.7 TDI
Mercedes C 400 Convertible
V6 diesel engine with turbocharger
Engine Type
V6 gasoline engine with two turbochargers (biturbo)
Engine Series
Mercedes-Benz M 276
CAMA, CGKA
Engine Code
M 276.823

4
Valves
4
6
Cylinders
6
2.7 L / 132 cu in
Displacement
3 L / 147 cu in
187 hp
at 3500 rpm
Power
328 hp
at 5250 rpm
Audi A5 Convertible 2.7 TDI
187 hp
328 hp
Mercedes C 400 Convertible
295 lb‑ft
at 1400 rpm
Max. Torque
354 lb‑ft
at 1600 rpm
Audi A5 Convertible 2.7 TDI
295 lb‑ft
354 lb‑ft
Mercedes C 400 Convertible
Performance
Audi A5 Convertible 2.7 TDI
Mercedes C 400 Convertible
138 mph
Maximum Speed
155 mph
8.6 sec
Acceleration 0 to 62 mph
5.2 sec
62 mph
62
mph
mph
390 ft
0.000 sec

Audi A5 Convertible 2.7 TDI
62 mph
62
mph
mph
236 ft
0.000 sec

Mercedes C 400 Convertible
▶ REPLAY
21.93 lb/hp
Weight-to-Power Ratio
12.13 lb/hp
Audi A5 Convertible 2.7 TDI
21.93 lb/hp
12.13 lb/hp
Mercedes C 400 Convertible
Fuel Economy / Emissions
Audi A5 Convertible 2.7 TDI
Mercedes C 400 Convertible
Fuel Economy
36 mpg
combined
29 mpg
Audi A5 Convertible 2.7 TDI
36 mpg
29 mpg
Mercedes C 400 Convertible
31 mpg
city
22 mpg
No data
highway
37 mpg
17.2 gal
Fuel Tank Capacity
17.4 gal
621 mi
Range
513 mi
Audi A5 Convertible 2.7 TDI
621 mi
513 mi
Mercedes C 400 Convertible
Environmental Impact
133.7 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).
151.6 kWh
Audi A5 Convertible 2.7 TDI
133.7 kWh
151.6 kWh
Mercedes C 400 Convertible
Euro 5
Emission Standard
Euro 6b (NEFZ)
272 g/mi (NEFZ)
CO2 Emissions
291 g/mi (NEFZ)
Practical Convenience
Audi A5 Convertible 2.7 TDI
Mercedes C 400 Convertible
2
Doors
2
4
No. of Seats
4
937 lb
Maximum Payload
1058 lb
9.1 cu ft
Trunk Volume
10.2 cu ft







No data
Cargo Volume (Seats Down)
No data