The Comparative Analysis :

Mercedes SLK 280 (05 - 08) vs. Audi TT RS plus Roadster (12 - 14)

€ 41,200
Mercedes SLK 280 (05 - 08) Mercedes SLK 280
€ 63,700
 Audi TT RS plus Roadster (12 - 14) Audi TT RS plus Roadster
€ 41,200
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 SLK 280 is considerably smaller in every dimension. It's 4.3 inches shorter, 2.1 inches narrower and 2 inches lower than the Audi TT RS plus Roadster.
Mercedes SLK 280
Audi TT RS plus Roadster
51
Blueprint Mercedes SLK 280 (05 - 08)
70.4
77.6
53.1
Blueprint Audi TT RS plus Roadster (12 - 14)
72.5
76.9
70.4 in
Width
72.5 in
77.6 in
Width Incl. Mirrors
76.9 in
51 in
Height
53.1 in
Blueprint Mercedes SLK 280 (05 - 08)
95.7
161
Blueprint Audi TT RS plus Roadster (12 - 14)
97.2
165.3
161 in
Length
165.3 in
95.7 in
Wheelbase
97.2 in

Vehicle Weight

Mercedes SLK 280
Audi TT RS plus Roadster
3175 lb
Curb Weight
3494 lb
3869 lb
Gross Vehicle
Weight
4034 lb
Mercedes SLK 280 (05 - 08)
Weight Difference:
320 lb
9.16 %
Audi TT RS plus Roadster (12 - 14)

General

Mercedes SLK 280
Audi TT RS plus Roadster
R171
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 SLK 280
Audi TT RS plus Roadster
V6 gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
Straight-five gasoline engine with tur­bo­charger
Mercedes-Benz M 272
Engine Series
VW EA855
M 272.942
Engine Code
CEPB
4
Valves
4
6
Cylinders
5
3 L / 147 cu in
Displacement
2.5 L / 122 cu in
228 hp
at 6100 rpm
Power
355 hp
at 5500 rpm
Mercedes SLK 280
228 hp
355 hp
Audi TT RS plus Roadster
221 lb‑ft
at 3500 rpm
Max. Torque
343 lb‑ft
at 1650 rpm
Mercedes SLK 280
221 lb‑ft
343 lb‑ft
Audi TT RS plus Roadster

Performance

Mercedes SLK 280
Audi TT RS plus Roadster
155 mph
Maximum Speed
174 mph
6.3 sec
Acceleration 0 to 62 mph
4.4 sec
62 mph 62
mph

289 ft
0.000 sec

Mercedes SLK 280

62 mph 62
mph

200 ft
0.000 sec

Audi TT RS plus Roadster

▶ REPLAY
13.93 lb/hp
Weight-to-Power Ratio
9.84 lb/hp
Mercedes SLK 280
13.93 lb/hp
9.84 lb/hp
Audi TT RS plus Roadster

Fuel Economy / Emissions

Mercedes SLK 280
Audi TT RS plus Roadster
Fuel Economy
24 mpg
combined
26 mpg
Mercedes SLK 280
24 mpg
26 mpg
Audi TT RS plus Roadster
17 mpg
city
18 mpg
33 mpg
highway
No data
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
15.9 gal
Kraftstoffanzeige
449 mi
Range
409 mi
Mercedes SLK 280
449 mi
409 mi
Audi TT RS plus Roadster
Environmental Impact
183.8 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 280
183.8 kWh
172.4 kWh
Audi TT RS plus Roadster
Euro 4
Emission Standard
Euro 5
372 g/mi (NEFZ)
CO2 Emissions
341 g/mi (NEFZ)

Practical Convenience

Mercedes SLK 280
Audi TT RS plus Roadster
2
Doors
2
2
No. of Seats
2
694 lb
Maximum Payload
540 lb
8.5 cu ft
Trunk Volume
7.1 cu ft
No data
Cargo Volume (Seats Down)
No data