The Comparative Analysis :

Audi TT RS Roadster (10 - 14) vs. Mercedes SLK 350 Sportmotor (08 - 11)

€ 59,800
Audi TT RS Roadster (10 - 14) Audi TT RS Roadster
€ 47,700
 Mercedes SLK 350 Sportmotor (08 - 11) Mercedes SLK 350 Sportmotor
€ 59,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 47,700

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The Audi TT RS Roadster is slightly bigger in every dimension. It's 3.6 inches longer, 2.1 inches wider and 2 inches taller than the Mercedes SLK 350 Sportmotor.
Audi TT RS Roadster
Mercedes SLK 350 Sportmotor
53.1
Blueprint Audi TT RS Roadster (10 - 14)
72.5
76.9
51.1
Blueprint Mercedes SLK 350 Sportmotor (08 - 11)
70.4
78.9
72.5 in
Width
70.4 in
76.9 in
Width Incl. Mirrors
78.9 in
53.1 in
Height
51.1 in
Blueprint Audi TT RS Roadster (10 - 14)
97.2
165.3
Blueprint Mercedes SLK 350 Sportmotor (08 - 11)
95.7
161.7
165.3 in
Length
161.7 in
97.2 in
Wheelbase
95.7 in

Vehicle Weight

Audi TT RS Roadster
Mercedes SLK 350 Sportmotor
3494 lb
Curb Weight
3230 lb
4034 lb
Gross Vehicle
Weight
3968 lb
Audi TT RS Roadster (10 - 14)
Weight Difference:
265 lb
7.58 %
Mercedes SLK 350 Sportmotor (08 - 11)

General

Audi TT RS Roadster
Mercedes SLK 350 Sportmotor
8J
Generation
R171
Roadster
Car Body Style
Roadster
Mid-Grade Unleaded
Fuel Type
Mid-Grade Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
6-speed manual transmission

Engine

Audi TT RS Roadster
Mercedes SLK 350 Sportmotor
Straight-five gasoline engine with tur­bo­charger
Engine Type
V6 gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
VW EA855
Engine Series
Mercedes-Benz M 272
CEPA
Engine Code
M 272.969
4
Valves
4
5
Cylinders
6
2.5 L / 122 cu in
Displacement
3.5 L / 171 cu in
335 hp
at 5400 rpm
Power
301 hp
at 6500 rpm
Audi TT RS Roadster
335 hp
301 hp
Mercedes SLK 350 Sportmotor
332 lb‑ft
at 1600 rpm
Max. Torque
266 lb‑ft
at 4900 rpm
Audi TT RS Roadster
332 lb‑ft
266 lb‑ft
Mercedes SLK 350 Sportmotor

Performance

Audi TT RS Roadster
Mercedes SLK 350 Sportmotor
155 mph
Maximum Speed
155 mph
4.6 sec
Acceleration 0 to 62 mph
5.4 sec
62 mph 62
mph

210 ft
0.000 sec

Audi TT RS Roadster

62 mph 62
mph

246 ft
0.000 sec

Mercedes SLK 350 Sportmotor

▶ REPLAY
10.43 lb/hp
Weight-to-Power Ratio
10.73 lb/hp
Audi TT RS Roadster
10.43 lb/hp
10.73 lb/hp
Mercedes SLK 350 Sportmotor

Fuel Economy / Emissions

Audi TT RS Roadster
Mercedes SLK 350 Sportmotor
Fuel Economy
26 mpg
combined
25 mpg
Audi TT RS Roadster
26 mpg
25 mpg
Mercedes SLK 350 Sportmotor
18 mpg
city
17 mpg
No data
highway
34 mpg
Kraftstoffanzeige
15.9 gal
Fuel Tank Capacity
18.5 gal
Kraftstoffanzeige
409 mi
Range
458 mi
Audi TT RS Roadster
409 mi
458 mi
Mercedes SLK 350 Sportmotor
Environmental Impact
172.4 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).
179.9 kWh
Audi TT RS Roadster
172.4 kWh
179.9 kWh
Mercedes SLK 350 Sportmotor
Euro 5
Emission Standard
Euro 4 / Euro 5
341 g/mi (NEFZ)
CO2 Emissions
365 g/mi (NEFZ)

Practical Convenience

Audi TT RS Roadster
Mercedes SLK 350 Sportmotor
2
Doors
2
2
No. of Seats
2
540 lb
Maximum Payload
739 lb
7.1 cu ft
Trunk Volume
8.5 cu ft
No data
Cargo Volume (Seats Down)
No data