The Comparative Analysis :
Audi TT Roadster 45 TFSI S tronic (18 - ..) vs. Mercedes SLC 300 9G-TRONIC (16 - 20)
€ 43,900
![Audi TT Roadster 45 TFSI S tronic (18 - ..)](graphbase/cars/cars_big_png/Audi_TT_8S-18_Roadster.png)
€ 46,800
![Mercedes SLC 300 9G-TRONIC (16 - 20)](graphbase/cars/cars_big/Mercedes_SLC_R172.webp)
€ 43,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 46,800
ⓘ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 1.7 inches longer, 0.9 inches wider and 2.1 inches taller than the Mercedes SLC 300.
Audi TT Roadster 45 TFSI
Mercedes SLC 300
53.3
72.1
77.4
51.2
71.3
79
72.1 in
Width
71.3 in
77.4 in
Width Incl. Mirrors
79 in
53.3 in
Height
51.2 in
98.6
164.4
95.7
162.7
164.4 in
Length
162.7 in
98.6 in
Wheelbase
95.7 in
Vehicle Weight
Audi TT Roadster 45 TFSI
Mercedes SLC 300
3197 lb
Curb Weight
3318 lb
3814 lb
Gross Vehicle
Weight
Weight
4012 lb
![Audi TT Roadster 45 TFSI S tronic (18 - ..)](graphbase/cars/cars_big_png/Audi_TT_8S-18_Roadster.png)
Weight Difference:
121 lb
3.65 %
![Mercedes SLC 300 9G-TRONIC (16 - 20)](graphbase/cars/cars_big_png/Mercedes_SLC_R172.png)
General
Audi TT Roadster 45 TFSI
Mercedes SLC 300
8S
Generation
R172
Roadster
Car Body Style
Roadster
Mid-Grade Unleaded
Fuel Type
Premium Unleaded
![](graphbase/drivetrain/FWD.png)
Front-wheel drive
Drivetrain
Rear-wheel drive
![](graphbase/drivetrain/RWD.png)
7-speed dual clutch transmission
Transmission
9-speed automatic transmission
Engine
Audi TT Roadster 45 TFSI
Mercedes SLC 300
Straight-four gasoline engine with turbocharger
Engine Type
Straight-four gasoline engine with turbocharger
VW EA888
Engine Series
Mercedes-Benz M 274
DKT
Engine Code
M 274.920
![](graphbase/engines/VW_EA888.png)
![](graphbase/engines/Mercedes-Benz_M_274.png)
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
242 hp
at 5000 rpm
Power
242 hp
at 5500 rpm
Audi TT Roadster 45 TFSI
242 hp
242 hp
Mercedes SLC 300
273 lb‑ft
at 1600 rpm
Max. Torque
273 lb‑ft
at 1300 rpm
Audi TT Roadster 45 TFSI
273 lb‑ft
273 lb‑ft
Mercedes SLC 300
Performance
Audi TT Roadster 45 TFSI
Mercedes SLC 300
155 mph
Maximum Speed
155 mph
6 sec
Acceleration 0 to 62 mph
5.8 sec
62 mph
62
mph
mph
272 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
266 ft
0.000 sec
![](graphbase/cars/cars_small_png/Mercedes_SLC_R172.png)
Mercedes SLC 300
▶ REPLAY
13.21 lb/hp
Weight-to-Power Ratio
13.71 lb/hp
Audi TT Roadster 45 TFSI
13.21 lb/hp
13.71 lb/hp
Mercedes SLC 300
Fuel Economy / Emissions
Audi TT Roadster 45 TFSI
Mercedes SLC 300
Fuel Economy
36 mpg
combined
41 mpg
Audi TT Roadster 45 TFSI
36 mpg
41 mpg
Mercedes SLC 300
27 mpg
city
31 mpg
No data
highway
50 mpg
13.2 gal
Fuel Tank Capacity
15.9 gal
471 mi
Range
642 mi
Audi TT Roadster 45 TFSI
471 mi
642 mi
Mercedes SLC 300
Environmental Impact
125 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).
109.9 kWh
Audi TT Roadster 45 TFSI
125 kWh
109.9 kWh
Mercedes SLC 300
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 6
267 g/mi (WLTP)
CO2 Emissions
216 g/mi (NEFZ)
Practical Convenience
Audi TT Roadster 45 TFSI
Mercedes SLC 300
2
Doors
2
2
No. of Seats
2
617 lb
Maximum Payload
694 lb
7.9 cu ft
Trunk Volume
9.5 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/KM.png)
![](graphbase/koffer/KB.png)
No data
Cargo Volume (Seats Down)
No data