The Comparative Analysis :
Audi TT Roadster 1.8 TFSI (15 - 18) vs. Mercedes SLK 280 (08 - 11)
€ 36,200

€ 42,600

€ 36,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 42,600
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Audi TT Roadster 1.8 TFSI is slightly bigger in every dimension. It's 2.8 inches longer, 1.7 inches wider and 2.3 inches taller than the Mercedes SLK 280.
Audi TT Roadster 1.8 TFSI
Mercedes SLK 280
53.3
72.1
77.4
51
70.4
78.9
72.1 in
Width
70.4 in
77.4 in
Width Incl. Mirrors
78.9 in
53.3 in
Height
51 in
98.6
164.4
95.7
161.7
164.4 in
Length
161.7 in
98.6 in
Wheelbase
95.7 in
Vehicle Weight
Audi TT Roadster 1.8 TFSI
Mercedes SLK 280
3031 lb
Curb Weight
3175 lb
3571 lb
Gross Vehicle
Weight
Weight
3869 lb

Weight Difference:
143 lb
4.5 %

General
Audi TT Roadster 1.8 TFSI
Mercedes SLK 280
8S
Generation
R171
Roadster
Car Body Style
Roadster
Mid-Grade Unleaded
Fuel Type
Mid-Grade Unleaded

Front-wheel drive
Drivetrain
Rear-wheel drive

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
Audi TT Roadster 1.8 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
CJSA
Engine Code
M 272.942


4
Valves
4
4
Cylinders
6
1.8 L / 88 cu in
Displacement
3 L / 147 cu in
178 hp
at 5100 rpm
Power
228 hp
at 6000 rpm
Audi TT Roadster 1.8 TFSI
178 hp
228 hp
Mercedes SLK 280
184 lb‑ft
at 1250 rpm
Max. Torque
221 lb‑ft
at 2500 rpm
Audi TT Roadster 1.8 TFSI
184 lb‑ft
221 lb‑ft
Mercedes SLK 280
Performance
Audi TT Roadster 1.8 TFSI
Mercedes SLK 280
147 mph
Maximum Speed
155 mph
7.2 sec
Acceleration 0 to 62 mph
6.3 sec
62 mph
62
mph
mph
328 ft
0.000 sec

Audi TT Roadster 1.8 TFSI
62 mph
62
mph
mph
289 ft
0.000 sec

Mercedes SLK 280
▶ REPLAY
17.03 lb/hp
Weight-to-Power Ratio
13.93 lb/hp
Audi TT Roadster 1.8 TFSI
17.03 lb/hp
13.93 lb/hp
Mercedes SLK 280
Fuel Economy / Emissions
Audi TT Roadster 1.8 TFSI
Mercedes SLK 280
Fuel Economy
40 mpg
combined
25 mpg
Audi TT Roadster 1.8 TFSI
40 mpg
25 mpg
Mercedes SLK 280
31 mpg
city
17 mpg
No data
highway
35 mpg
13.2 gal
Fuel Tank Capacity
18.5 gal
526 mi
Range
468 mi
Audi TT Roadster 1.8 TFSI
526 mi
468 mi
Mercedes SLK 280
Environmental Impact
111.8 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).
176.2 kWh
Audi TT Roadster 1.8 TFSI
111.8 kWh
176.2 kWh
Mercedes SLK 280
Euro 6b (NEFZ)
Emission Standard
Euro 4 / Euro 5
222 g/mi (NEFZ)
CO2 Emissions
354 g/mi (NEFZ)
Practical Convenience
Audi TT Roadster 1.8 TFSI
Mercedes SLK 280
2
Doors
2
2
No. of Seats
2
540 lb
Maximum Payload
694 lb
7.9 cu ft
Trunk Volume
8.5 cu ft








No data
Cargo Volume (Seats Down)
No data