The Comparative Analysis :

Audi TT RS Roadster quattro S tronic (19 - ..) vs. Mercedes SLK 55 AMG 7G-TRONIC (08 - 11)

€ 70,500
Audi TT RS Roadster quattro S tronic (19 - ..) Audi TT RS Roadster
€ 70,700
 Mercedes SLK 55 AMG 7G-TRONIC (08 - 11) Mercedes SLK 55 AMG
€ 70,500
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 RS Roadster is considerably bigger in every dimension. It's 3.9 inches longer, 1.5 inches wider and 3 inches taller than the Mercedes SLK 55 AMG.
Audi TT RS Roadster
Mercedes SLK 55 AMG
53
Blueprint Audi TT RS Roadster quattro S tronic (19 - ..)
72.1
77.4
50
Blueprint Mercedes SLK 55 AMG 7G-TRONIC (08 - 11)
70.6
78.9
72.1 in
Width
70.6 in
77.4 in
Width Incl. Mirrors
78.9 in
53 in
Height
50 in
Blueprint Audi TT RS Roadster quattro S tronic (19 - ..)
98.6
165.4
Blueprint Mercedes SLK 55 AMG 7G-TRONIC (08 - 11)
95.7
161.5
165.4 in
Length
161.5 in
98.6 in
Wheelbase
95.7 in

Vehicle Weight

Audi TT RS Roadster
Mercedes SLK 55 AMG
3538 lb
Curb Weight
3472 lb
4156 lb
Gross Vehicle
Weight
4079 lb
Audi TT RS Roadster quattro S tronic (19 - ..)
Weight Difference:
66 lb
1.87 %
Mercedes SLK 55 AMG 7G-TRONIC (08 - 11)

General

Audi TT RS Roadster
Mercedes SLK 55 AMG
8S
Generation
R171
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
7-speed dual clutch transmission
Transmission
7-speed automatic transmission

Engine

Audi TT RS Roadster
Mercedes SLK 55 AMG
Straight-five gasoline engine with tur­bo­charger
Engine Type
V8 gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
VW EA855 evo
Engine Series
Mercedes-Benz M 113
DNWA
Engine Code
M 113.989
4
Valves
3
5
Cylinders
8
2.5 L / 122 cu in
Displacement
5.4 L / 264 cu in
395 hp
at 5850 rpm
Power
355 hp
at 5750 rpm
Audi TT RS Roadster
395 hp
355 hp
Mercedes SLK 55 AMG
354 lb‑ft
at 1950 rpm
Max. Torque
376 lb‑ft
at 4000 rpm
Audi TT RS Roadster
354 lb‑ft
376 lb‑ft
Mercedes SLK 55 AMG

Performance

Audi TT RS Roadster
Mercedes SLK 55 AMG
155 mph
Maximum Speed
155 mph
3.9 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph 62
mph

177 ft
0.000 sec

Audi TT RS Roadster

62 mph 62
mph

223 ft
0.000 sec

Mercedes SLK 55 AMG

▶ REPLAY
8.96 lb/hp
Weight-to-Power Ratio
9.78 lb/hp
Audi TT RS Roadster
8.96 lb/hp
9.78 lb/hp
Mercedes SLK 55 AMG

Fuel Economy / Emissions

Audi TT RS Roadster
Mercedes SLK 55 AMG
Fuel Economy
29 mpg
combined
20 mpg
Audi TT RS Roadster
29 mpg
20 mpg
Mercedes SLK 55 AMG
22 mpg
city
13 mpg
No data
highway
27 mpg
Kraftstoffanzeige
14.5 gal
Fuel Tank Capacity
18.5 gal
Kraftstoffanzeige
428 mi
Range
362 mi
Audi TT RS Roadster
428 mi
362 mi
Mercedes SLK 55 AMG
Environmental Impact
151.6 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).
227.4 kWh
Audi TT RS Roadster
151.6 kWh
227.4 kWh
Mercedes SLK 55 AMG
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 4
343 g/mi (WLTP)
CO2 Emissions
463 g/mi (NEFZ)

Practical Convenience

Audi TT RS Roadster
Mercedes SLK 55 AMG
2
Doors
2
2
No. of Seats
2
617 lb
Maximum Payload
606 lb
7.9 cu ft
Trunk Volume
8.5 cu ft
No data
Cargo Volume (Seats Down)
No data