The Comparative Analysis :
Audi R8 GT Spyder 5.2 FSI quattro R-tronic (11 - 12) vs. Mercedes SL 350 Sportmotor 7G-TRONIC (08 - 11)
€ 207,800
€ 87,500
€ 207,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 87,500
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ considerably. The Audi R8 GT Spyder 5.2 FSI is 5.2 inches shorter, 3.3 inches wider and 2.9 inches lower than the Mercedes SL 350 Sportmotor.
Audi R8 GT Spyder 5.2 FSI
Mercedes SL 350 Sportmotor
49
75
79.9
51.9
71.7
81.7
75 in
Width
71.7 in
79.9 in
Width Incl. Mirrors
81.7 in
49 in
Height
51.9 in
104.3
174.6
100.8
179.8
174.6 in
Length
179.8 in
104.3 in
Wheelbase
100.8 in
Vehicle Weight
Audi R8 GT Spyder 5.2 FSI
Mercedes SL 350 Sportmotor
3781 lb
Curb Weight
4023 lb
4277 lb
Gross Vehicle
Weight
Weight
4674 lb
Weight Difference:
243 lb
6.04 %
General
Audi R8 GT Spyder 5.2 FSI
Mercedes SL 350 Sportmotor
42
Generation
R230
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Mid-Grade Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
6-speed automated manual transmission (AMT)
Transmission
7-speed automatic transmission
Engine
Audi R8 GT Spyder 5.2 FSI
Mercedes SL 350 Sportmotor
V10 gasoline engine with two turbochargers (biturbo)
Engine Type
V6 gasoline engine (naturally aspirated engine)
Engine Series
Mercedes-Benz M 272
CMPA
Engine Code
M 272.968
4
Valves
4
10
Cylinders
6
5.2 L / 254 cu in
Displacement
3.5 L / 171 cu in
552 hp
at 8000 rpm
Power
312 hp
at 6500 rpm
Audi R8 GT Spyder 5.2 FSI
552 hp
312 hp
Mercedes SL 350 Sportmotor
398 lb‑ft
at 6500 rpm
Max. Torque
266 lb‑ft
at 4900 rpm
Audi R8 GT Spyder 5.2 FSI
398 lb‑ft
266 lb‑ft
Mercedes SL 350 Sportmotor
Performance
Audi R8 GT Spyder 5.2 FSI
Mercedes SL 350 Sportmotor
197 mph
Maximum Speed
155 mph
3.8 sec
Acceleration 0 to 62 mph
6.2 sec
62 mph
62
mph
mph
174 ft
0.000 sec
Audi R8 GT Spyder 5.2 FSI
62 mph
62
mph
mph
282 ft
0.000 sec
Mercedes SL 350 Sportmotor
▶ REPLAY
6.85 lb/hp
Weight-to-Power Ratio
12.89 lb/hp
Audi R8 GT Spyder 5.2 FSI
6.85 lb/hp
12.89 lb/hp
Mercedes SL 350 Sportmotor
Fuel Economy / Emissions
Audi R8 GT Spyder 5.2 FSI
Mercedes SL 350 Sportmotor
Fuel Economy
17 mpg
combined
24 mpg
Audi R8 GT Spyder 5.2 FSI
17 mpg
24 mpg
Mercedes SL 350 Sportmotor
11 mpg
city
16 mpg
No data
highway
32 mpg
21.1 gal
Fuel Tank Capacity
21.1 gal
350 mi
Range
502 mi
Audi R8 GT Spyder 5.2 FSI
350 mi
502 mi
Mercedes SL 350 Sportmotor
Environmental Impact
269.1 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).
187.5 kWh
Audi R8 GT Spyder 5.2 FSI
269.1 kWh
187.5 kWh
Mercedes SL 350 Sportmotor
Euro 5
Emission Standard
Euro 4 / Euro 5
534 g/mi (NEFZ)
CO2 Emissions
380 g/mi (NEFZ)
Practical Convenience
Audi R8 GT Spyder 5.2 FSI
Mercedes SL 350 Sportmotor
2
Doors
2
2
No. of Seats
2
496 lb
Maximum Payload
650 lb
2.8 cu ft
Trunk Volume
9.6 cu ft
No data
Cargo Volume (Seats Down)
No data
