The Comparative Analysis :
Audi TT Roadster 2.0 TDI DPF quattro (08 - 08) vs. Mercedes SLK 55 AMG 7G-TRONIC (08 - 11)
€ 35,900

€ 70,700

€ 35,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 70,700
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Audi TT Roadster 2.0 TDI DPF is considerably bigger in every dimension. It's 3 inches longer, 1.9 inches wider and 3.4 inches taller than the Mercedes SLK 55 AMG.
Audi TT Roadster 2.0 TDI DPF
Mercedes SLK 55 AMG
53.5
72.5
76.9
50
70.6
78.9
72.5 in
Width
70.6 in
76.9 in
Width Incl. Mirrors
78.9 in
53.5 in
Height
50 in
97.2
164.5
95.7
161.5
164.5 in
Length
161.5 in
97.2 in
Wheelbase
95.7 in
Vehicle Weight
Audi TT Roadster 2.0 TDI DPF
Mercedes SLK 55 AMG
3285 lb
Curb Weight
3472 lb
3825 lb
Gross Vehicle
Weight
Weight
4079 lb

Weight Difference:
187 lb
5.39 %

General
Audi TT Roadster 2.0 TDI DPF
Mercedes SLK 55 AMG
8J
Generation
R171
Roadster
Car Body Style
Roadster
Diesel
Fuel Type
Premium Unleaded

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

6-speed manual transmission
Transmission
7-speed automatic transmission
Engine
Audi TT Roadster 2.0 TDI DPF
Mercedes SLK 55 AMG
Straight-four diesel engine with turbocharger
Engine Type
V8 gasoline engine (naturally aspirated engine)
VW EA189
Engine Series
Mercedes-Benz M 113
CBBB, CFGB
Engine Code
M 113.989

4
Valves
3
4
Cylinders
8
2 L / 98 cu in
Displacement
5.4 L / 264 cu in
168 hp
at 4200 rpm
Power
355 hp
at 5750 rpm
Audi TT Roadster 2.0 TDI DPF
168 hp
355 hp
Mercedes SLK 55 AMG
258 lb‑ft
at 1750 rpm
Max. Torque
376 lb‑ft
at 4000 rpm
Audi TT Roadster 2.0 TDI DPF
258 lb‑ft
376 lb‑ft
Mercedes SLK 55 AMG
Performance
Audi TT Roadster 2.0 TDI DPF
Mercedes SLK 55 AMG
139 mph
Maximum Speed
155 mph
7.7 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
351 ft
0.000 sec

Audi TT Roadster 2.0 TDI DPF
62 mph
62
mph
mph
223 ft
0.000 sec

Mercedes SLK 55 AMG
▶ REPLAY
19.55 lb/hp
Weight-to-Power Ratio
9.78 lb/hp
Audi TT Roadster 2.0 TDI DPF
19.55 lb/hp
9.78 lb/hp
Mercedes SLK 55 AMG
Fuel Economy / Emissions
Audi TT Roadster 2.0 TDI DPF
Mercedes SLK 55 AMG
Fuel Economy
43 mpg
combined
20 mpg
Audi TT Roadster 2.0 TDI DPF
43 mpg
20 mpg
Mercedes SLK 55 AMG
33 mpg
city
13 mpg
No data
highway
27 mpg
15.9 gal
Fuel Tank Capacity
18.5 gal
678 mi
Range
362 mi
Audi TT Roadster 2.0 TDI DPF
678 mi
362 mi
Mercedes SLK 55 AMG
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).
227.4 kWh
Audi TT Roadster 2.0 TDI DPF
113.1 kWh
227.4 kWh
Mercedes SLK 55 AMG
Euro 4
Emission Standard
Euro 4
232 g/mi (NEFZ)
CO2 Emissions
463 g/mi (NEFZ)
Practical Convenience
Audi TT Roadster 2.0 TDI DPF
Mercedes SLK 55 AMG
2
Doors
2
2
No. of Seats
2
540 lb
Maximum Payload
606 lb
7.1 cu ft
Trunk Volume
8.5 cu ft






No data
Cargo Volume (Seats Down)
No data