The Comparative Analysis :
Audi TT RS plus Roadster (12 - 14) vs. Mercedes SLC 180 9G-TRONIC (16 - 19)
€ 63,700
€ 37,400
€ 63,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 37,400
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Audi TT RS plus Roadster is slightly bigger in every dimension. It's 2.6 inches longer, 1.3 inches wider and 1.9 inches taller than the Mercedes SLC 180.
Audi TT RS plus Roadster
Mercedes SLC 180
53.1
72.5
76.9
51.2
71.3
79
72.5 in
Width
71.3 in
76.9 in
Width Incl. Mirrors
79 in
53.1 in
Height
51.2 in
97.2
165.3
95.7
162.7
165.3 in
Length
162.7 in
97.2 in
Wheelbase
95.7 in
Vehicle Weight
Audi TT RS plus Roadster
Mercedes SLC 180
3494 lb
Curb Weight
3219 lb
4034 lb
Gross Vehicle
Weight
Weight
3913 lb
Weight Difference:
276 lb
7.9 %
General
Audi TT RS plus Roadster
Mercedes SLC 180
8J
Generation
R172
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
9-speed automatic transmission
Engine
Audi TT RS plus Roadster
Mercedes SLC 180
Straight-five gasoline engine with turbocharger
Engine Type
Straight-four gasoline engine with turbocharger
VW EA855
Engine Series
Mercedes-Benz M 274
CEPB
Engine Code
M 274.910
4
Valves
4
5
Cylinders
4
2.5 L / 122 cu in
Displacement
1.6 L / 78 cu in
355 hp
at 5500 rpm
Power
154 hp
at 5300 rpm
Audi TT RS plus Roadster
355 hp
154 hp
Mercedes SLC 180
343 lb‑ft
at 1650 rpm
Max. Torque
184 lb‑ft
at 1200 rpm
Audi TT RS plus Roadster
343 lb‑ft
184 lb‑ft
Mercedes SLC 180
Performance
Audi TT RS plus Roadster
Mercedes SLC 180
174 mph
Maximum Speed
139 mph
4.4 sec
Acceleration 0 to 62 mph
8.1 sec
62 mph
62
mph
mph
200 ft
0.000 sec
Audi TT RS plus Roadster
62 mph
62
mph
mph
371 ft
0.000 sec
Mercedes SLC 180
▶ REPLAY
9.84 lb/hp
Weight-to-Power Ratio
20.9 lb/hp
Audi TT RS plus Roadster
9.84 lb/hp
20.9 lb/hp
Mercedes SLC 180
Fuel Economy / Emissions
Audi TT RS plus Roadster
Mercedes SLC 180
Fuel Economy
26 mpg
combined
42 mpg
Audi TT RS plus Roadster
26 mpg
42 mpg
Mercedes SLC 180
18 mpg
city
32 mpg
No data
highway
50 mpg
15.9 gal
Fuel Tank Capacity
15.9 gal
409 mi
Range
665 mi
Audi TT RS plus Roadster
409 mi
665 mi
Mercedes SLC 180
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).
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).
106.1 kWh
Audi TT RS plus Roadster
172.4 kWh
106.1 kWh
Mercedes SLC 180
Euro 5
Emission Standard
Euro 6
341 g/mi (NEFZ)
CO2 Emissions
206 g/mi (NEFZ)
Practical Convenience
Audi TT RS plus Roadster
Mercedes SLC 180
2
Doors
2
2
No. of Seats
2
540 lb
Maximum Payload
694 lb
7.1 cu ft
Trunk Volume
9.5 cu ft
No data
Cargo Volume (Seats Down)
No data
