The Comparative Analysis :
Mercedes C 300 d Convertible 9G-TRONIC (18 - ..) vs. Audi A5 Convertible 3.0 TFSI quattro S tronic (11 - 14)
€ 53,600

€ 53,900

€ 53,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 53,900
ⓘ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 Mercedes C 300 d Convertible is 2.4 inches longer, 1.7 inches narrower and an inch taller than the Audi A5 Convertible 3.0 TFSI.
Mercedes C 300 d Convertible
Audi A5 Convertible 3.0 TFSI
55.5
71.3
79.4
54.4
73
79.5
71.3 in
Width
73 in
79.4 in
Width Incl. Mirrors
79.5 in
55.5 in
Height
54.4 in
111.8
184.5
108.3
182.1
184.5 in
Length
182.1 in
111.8 in
Wheelbase
108.3 in
Vehicle Weight
Mercedes C 300 d Convertible
Audi A5 Convertible 3.0 TFSI
3825 lb
Curb Weight
4244 lb
4883 lb
Gross Vehicle
Weight
Weight
5181 lb

Weight Difference:
419 lb
9.87 %

General
Mercedes C 300 d Convertible
Audi A5 Convertible 3.0 TFSI
A205
Generation
8F
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Mid-Grade Unleaded

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

9-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
Mercedes C 300 d Convertible
Audi A5 Convertible 3.0 TFSI
Straight-four diesel engine with two turbochargers (biturbo)
Engine Type
V6 gasoline engine with turbocharger
Mercedes-Benz OM 654
Engine Series
OM 654.920
Engine Code
CMUA

4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3 L / 147 cu in
242 hp
at 5000 rpm
Power
268 hp
at 4780 rpm
Mercedes C 300 d Convertible
242 hp
268 hp
Audi A5 Convertible 3.0 TFSI
369 lb‑ft
at 1600 rpm
Max. Torque
295 lb‑ft
at 2150 rpm
Mercedes C 300 d Convertible
369 lb‑ft
295 lb‑ft
Audi A5 Convertible 3.0 TFSI
Performance
Mercedes C 300 d Convertible
Audi A5 Convertible 3.0 TFSI
155 mph
Maximum Speed
155 mph
6.3 sec
Acceleration 0 to 62 mph
6.3 sec
62 mph
62
mph
mph
289 ft
0.000 sec

Mercedes C 300 d Convertible
62 mph
62
mph
mph
289 ft
0.000 sec

Audi A5 Convertible 3.0 TFSI
▶ REPLAY
15.81 lb/hp
Weight-to-Power Ratio
15.84 lb/hp
Mercedes C 300 d Convertible
15.81 lb/hp
15.84 lb/hp
Audi A5 Convertible 3.0 TFSI
Fuel Economy / Emissions
Mercedes C 300 d Convertible
Audi A5 Convertible 3.0 TFSI
Fuel Economy
43 mpg
combined
28 mpg
Mercedes C 300 d Convertible
43 mpg
28 mpg
Audi A5 Convertible 3.0 TFSI
37 mpg
city
21 mpg
48 mpg
highway
No data
13.2 gal
Fuel Tank Capacity
16.1 gal
565 mi
Range
446 mi
Mercedes C 300 d Convertible
565 mi
446 mi
Audi A5 Convertible 3.0 TFSI
Environmental Impact
113.1 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).
161.1 kWh
Mercedes C 300 d Convertible
113.1 kWh
161.1 kWh
Audi A5 Convertible 3.0 TFSI
Euro 6d
Emission Standard
Euro 5
259 g/mi (WLTP)
CO2 Emissions
320 g/mi (NEFZ)
Practical Convenience
Mercedes C 300 d Convertible
Audi A5 Convertible 3.0 TFSI
2
Doors
2
4
No. of Seats
4
1058 lb
Maximum Payload
937 lb
10.2 cu ft
Trunk Volume
9.1 cu ft







No data
Cargo Volume (Seats Down)
No data