The Comparative Analysis :

Mercedes SLK 300 9G-TRONIC (15 - 16) vs. Audi TT RS Roadster (10 - 14)

€ 46,100
Mercedes SLK 300 9G-TRONIC (15 - 16) Mercedes SLK 300
€ 59,800
 Audi TT RS Roadster (10 - 14) Audi TT RS Roadster
€ 46,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 59,800

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

Vehicle Dimensions

The Mercedes SLK 300 is slightly smaller in every dimension. It's 2.5 inches shorter, 1.3 inches narrower and 1.9 inches lower than the Audi TT RS Roadster.
Mercedes SLK 300
Audi TT RS Roadster
51.2
Blueprint Mercedes SLK 300 9G-TRONIC (15 - 16)
71.3
79
53.1
Blueprint Audi TT RS Roadster (10 - 14)
72.5
76.9
71.3 in
Width
72.5 in
79 in
Width Incl. Mirrors
76.9 in
51.2 in
Height
53.1 in
Blueprint Mercedes SLK 300 9G-TRONIC (15 - 16)
95.7
162.8
Blueprint Audi TT RS Roadster (10 - 14)
97.2
165.3
162.8 in
Length
165.3 in
95.7 in
Wheelbase
97.2 in

Vehicle Weight

Mercedes SLK 300
Audi TT RS Roadster
3318 lb
Curb Weight
3494 lb
4012 lb
Gross Vehicle
Weight
4034 lb
Mercedes SLK 300 9G-TRONIC (15 - 16)
Weight Difference:
176 lb
5.04 %
Audi TT RS Roadster (10 - 14)

General

Mercedes SLK 300
Audi TT RS Roadster
R172
Generation
8J
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Mid-Grade Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
9-speed automatic transmission
Transmission
6-speed manual transmission

Engine

Mercedes SLK 300
Audi TT RS Roadster
Straight-four gasoline engine with tur­bo­charger
Engine Type
Straight-five gasoline engine with tur­bo­charger
Mercedes-Benz M 274
Engine Series
VW EA855
M 274.920
Engine Code
CEPA
4
Valves
4
4
Cylinders
5
2 L / 98 cu in
Displacement
2.5 L / 122 cu in
242 hp
at 5500 rpm
Power
335 hp
at 5400 rpm
Mercedes SLK 300
242 hp
335 hp
Audi TT RS Roadster
273 lb‑ft
at 1300 rpm
Max. Torque
332 lb‑ft
at 1600 rpm
Mercedes SLK 300
273 lb‑ft
332 lb‑ft
Audi TT RS Roadster

Performance

Mercedes SLK 300
Audi TT RS Roadster
151 mph
Maximum Speed
155 mph
6.6 sec
Acceleration 0 to 62 mph
4.6 sec
62 mph 62
mph

302 ft
0.000 sec

Mercedes SLK 300

62 mph 62
mph

210 ft
0.000 sec

Audi TT RS Roadster

▶ REPLAY
13.71 lb/hp
Weight-to-Power Ratio
10.43 lb/hp
Mercedes SLK 300
13.71 lb/hp
10.43 lb/hp
Audi TT RS Roadster

Fuel Economy / Emissions

Mercedes SLK 300
Audi TT RS Roadster
Fuel Economy
38 mpg
combined
26 mpg
Mercedes SLK 300
38 mpg
26 mpg
Audi TT RS Roadster
30 mpg
city
18 mpg
45 mpg
highway
No data
Kraftstoffanzeige
15.9 gal
Fuel Tank Capacity
15.9 gal
Kraftstoffanzeige
601 mi
Range
409 mi
Mercedes SLK 300
601 mi
409 mi
Audi TT RS Roadster
Environmental Impact
117.5 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).
172.4 kWh
Mercedes SLK 300
117.5 kWh
172.4 kWh
Audi TT RS Roadster
Euro 6b (NEFZ)
Emission Standard
Euro 5
232 g/mi (NEFZ)
CO2 Emissions
341 g/mi (NEFZ)

Practical Convenience

Mercedes SLK 300
Audi TT RS Roadster
2
Doors
2
2
No. of Seats
2
694 lb
Maximum Payload
540 lb
9.5 cu ft
Trunk Volume
7.1 cu ft
No data
Cargo Volume (Seats Down)
No data