The Comparative Analysis :
Mercedes SLC 180 (16 - 19) vs. Audi TT RS plus Roadster (12 - 14)
€ 35,300
€ 63,700
€ 35,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 63,700
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes SLC 180 is slightly smaller in every dimension. It's 2.6 inches shorter, 1.3 inches narrower and 1.9 inches lower than the Audi TT RS plus Roadster.
Mercedes SLC 180
Audi TT RS plus Roadster
51.2
71.3
79
53.1
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
95.7
162.7
97.2
165.3
162.7 in
Length
165.3 in
95.7 in
Wheelbase
97.2 in
Vehicle Weight
Mercedes SLC 180
Audi TT RS plus Roadster
3164 lb
Curb Weight
3494 lb
3858 lb
Gross Vehicle
Weight
Weight
4034 lb
Weight Difference:
331 lb
9.47 %
General
Mercedes SLC 180
Audi TT RS plus Roadster
R172
Generation
8J
Roadster
Car Body Style
Roadster
Mid-Grade Unleaded
Fuel Type
Mid-Grade Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
6-speed manual transmission
Transmission
6-speed manual transmission
Engine
Mercedes SLC 180
Audi TT RS plus Roadster
Straight-four gasoline engine with turbocharger
Engine Type
Straight-five gasoline engine with turbocharger
Mercedes-Benz M 274
Engine Series
VW EA855
M 274.910
Engine Code
CEPB
4
Valves
4
4
Cylinders
5
1.6 L / 78 cu in
Displacement
2.5 L / 122 cu in
154 hp
at 5300 rpm
Power
355 hp
at 5500 rpm
Mercedes SLC 180
154 hp
355 hp
Audi TT RS plus Roadster
184 lb‑ft
at 1200 rpm
Max. Torque
343 lb‑ft
at 1650 rpm
Mercedes SLC 180
184 lb‑ft
343 lb‑ft
Audi TT RS plus Roadster
Performance
Mercedes SLC 180
Audi TT RS plus Roadster
140 mph
Maximum Speed
174 mph
7.9 sec
Acceleration 0 to 62 mph
4.4 sec
62 mph
62
mph
mph
361 ft
0.000 sec
Mercedes SLC 180
62 mph
62
mph
mph
200 ft
0.000 sec
Audi TT RS plus Roadster
▶ REPLAY
20.55 lb/hp
Weight-to-Power Ratio
9.84 lb/hp
Mercedes SLC 180
20.55 lb/hp
9.84 lb/hp
Audi TT RS plus Roadster
Fuel Economy / Emissions
Mercedes SLC 180
Audi TT RS plus Roadster
Fuel Economy
42 mpg
combined
26 mpg
Mercedes SLC 180
42 mpg
26 mpg
Audi TT RS plus Roadster
32 mpg
city
18 mpg
52 mpg
highway
No data
15.9 gal
Fuel Tank Capacity
15.9 gal
665 mi
Range
409 mi
Mercedes SLC 180
665 mi
409 mi
Audi TT RS plus Roadster
Environmental Impact
106.1 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).
172.4 kWh
Mercedes SLC 180
106.1 kWh
172.4 kWh
Audi TT RS plus Roadster
Euro 6
Emission Standard
Euro 5
204 g/mi (NEFZ)
CO2 Emissions
341 g/mi (NEFZ)
Practical Convenience
Mercedes SLC 180
Audi TT RS plus 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
