The Comparative Analysis :
Audi TT Roadster 45 TFSI (18 - ..) vs. Mercedes SLK 280 (05 - 08)
€ 41,800
![Audi TT Roadster 45 TFSI (18 - ..)](graphbase/cars/cars_big_png/Audi_TT_8S-18_Roadster.png)
€ 41,200
![Mercedes SLK 280 (05 - 08)](graphbase/cars/cars_big/Mercedes_SLK_R171.webp)
€ 41,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 41,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Audi TT Roadster 45 TFSI is slightly bigger in every dimension. It's 3.5 inches longer, 1.7 inches wider and 2.3 inches taller than the Mercedes SLK 280.
Audi TT Roadster 45 TFSI
Mercedes SLK 280
53.3
72.1
77.4
51
70.4
77.6
72.1 in
Width
70.4 in
77.4 in
Width Incl. Mirrors
77.6 in
53.3 in
Height
51 in
98.6
164.4
95.7
161
164.4 in
Length
161 in
98.6 in
Wheelbase
95.7 in
Vehicle Weight
Audi TT Roadster 45 TFSI
Mercedes SLK 280
3120 lb
Curb Weight
3175 lb
3737 lb
Gross Vehicle
Weight
Weight
3869 lb
![Audi TT Roadster 45 TFSI (18 - ..)](graphbase/cars/cars_big_png/Audi_TT_8S-18_Roadster.png)
Weight Difference:
55 lb
1.73 %
![Mercedes SLK 280 (05 - 08)](graphbase/cars/cars_big_png/Mercedes_SLK_R171.png)
General
Audi TT Roadster 45 TFSI
Mercedes SLK 280
8S
Generation
R171
Roadster
Car Body Style
Roadster
Mid-Grade Unleaded
Fuel Type
Mid-Grade Unleaded
![](graphbase/drivetrain/FWD.png)
Front-wheel drive
Drivetrain
Rear-wheel drive
![](graphbase/drivetrain/RWD.png)
6-speed manual transmission
Transmission
6-speed manual transmission
Engine
Audi TT Roadster 45 TFSI
Mercedes SLK 280
Straight-four gasoline engine with turbocharger
Engine Type
V6 gasoline engine (naturally aspirated engine)
VW EA888
Engine Series
Mercedes-Benz M 272
DKT
Engine Code
M 272.942
![](graphbase/engines/VW_EA888.png)
![](graphbase/engines/Mercedes-Benz_M_272.png)
4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3 L / 147 cu in
242 hp
at 5000 rpm
Power
228 hp
at 6100 rpm
Audi TT Roadster 45 TFSI
242 hp
228 hp
Mercedes SLK 280
273 lb‑ft
at 1600 rpm
Max. Torque
221 lb‑ft
at 3500 rpm
Audi TT Roadster 45 TFSI
273 lb‑ft
221 lb‑ft
Mercedes SLK 280
Performance
Audi TT Roadster 45 TFSI
Mercedes SLK 280
155 mph
Maximum Speed
155 mph
6.1 sec
Acceleration 0 to 62 mph
6.3 sec
62 mph
62
mph
mph
279 ft
0.000 sec
![](graphbase/cars/cars_small_png/Audi_TT_8S-18_Roadster.png)
Audi TT Roadster 45 TFSI
62 mph
62
mph
mph
289 ft
0.000 sec
![](graphbase/cars/cars_small_png/Mercedes_SLK_R171.png)
Mercedes SLK 280
▶ REPLAY
12.89 lb/hp
Weight-to-Power Ratio
13.93 lb/hp
Audi TT Roadster 45 TFSI
12.89 lb/hp
13.93 lb/hp
Mercedes SLK 280
Fuel Economy / Emissions
Audi TT Roadster 45 TFSI
Mercedes SLK 280
Fuel Economy
35 mpg
combined
24 mpg
Audi TT Roadster 45 TFSI
35 mpg
24 mpg
Mercedes SLK 280
27 mpg
city
17 mpg
No data
highway
33 mpg
13.2 gal
Fuel Tank Capacity
18.5 gal
464 mi
Range
449 mi
Audi TT Roadster 45 TFSI
464 mi
449 mi
Mercedes SLK 280
Environmental Impact
127 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).
183.8 kWh
Audi TT Roadster 45 TFSI
127 kWh
183.8 kWh
Mercedes SLK 280
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 4
262 g/mi (WLTP)
CO2 Emissions
372 g/mi (NEFZ)
Practical Convenience
Audi TT Roadster 45 TFSI
Mercedes SLK 280
2
Doors
2
2
No. of Seats
2
617 lb
Maximum Payload
694 lb
7.9 cu ft
Trunk Volume
8.5 cu ft
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KB.png)
![](graphbase/koffer/KB.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KS.png)
![](graphbase/koffer/KB.png)
No data
Cargo Volume (Seats Down)
No data