The Comparative Analysis :

Mercedes SL 350 Sportmotor 7G-TRONIC (08 - 11) vs. Audi R8 Spyder 4.2 FSI quattro (10 - 12)

€ 87,500
Mercedes SL 350 Sportmotor 7G-TRONIC (08 - 11) Mercedes SL 350 Sportmotor
€ 123,200
 Audi R8 Spyder 4.2 FSI quattro (10 - 12) Audi R8 Spyder 4.2 FSI
€ 87,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 123,200

ⓘ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 Mercedes SL 350 Sportmotor is 5.3 inches longer, 3.3 inches narrower and 2.9 inches taller than the Audi R8 Spyder 4.2 FSI.
Mercedes SL 350 Sportmotor
Audi R8 Spyder 4.2 FSI
51.9
Blueprint Mercedes SL 350 Sportmotor 7G-TRONIC (08 - 11)
71.7
81.7
49
Blueprint Audi R8 Spyder 4.2 FSI quattro (10 - 12)
75
79.9
71.7 in
Width
75 in
81.7 in
Width Incl. Mirrors
79.9 in
51.9 in
Height
49 in
Blueprint Mercedes SL 350 Sportmotor 7G-TRONIC (08 - 11)
100.8
179.8
Blueprint Audi R8 Spyder 4.2 FSI quattro (10 - 12)
104.3
174.4
179.8 in
Length
174.4 in
100.8 in
Wheelbase
104.3 in

Vehicle Weight

Mercedes SL 350 Sportmotor
Audi R8 Spyder 4.2 FSI
4023 lb
Curb Weight
3825 lb
4674 lb
Gross Vehicle
Weight
4321 lb
Mercedes SL 350 Sportmotor 7G-TRONIC (08 - 11)
Weight Difference:
198 lb
4.92 %
Audi R8 Spyder 4.2 FSI quattro (10 - 12)

General

Mercedes SL 350 Sportmotor
Audi R8 Spyder 4.2 FSI
R230
Generation
42
Roadster
Car Body Style
Roadster
Mid-Grade Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
7-speed automatic transmission
Transmission
6-speed manual transmission

Engine

Mercedes SL 350 Sportmotor
Audi R8 Spyder 4.2 FSI
V6 gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
V8 gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Mercedes-Benz M 272
Engine Series
M 272.968
Engine Code
CNDA
4
Valves
4
6
Cylinders
8
3.5 L / 171 cu in
Displacement
4.2 L / 206 cu in
312 hp
at 6500 rpm
Power
424 hp
at 7900 rpm
Mercedes SL 350 Sportmotor
312 hp
424 hp
Audi R8 Spyder 4.2 FSI
266 lb‑ft
at 4900 rpm
Max. Torque
317 lb‑ft
at 4500 rpm
Mercedes SL 350 Sportmotor
266 lb‑ft
317 lb‑ft
Audi R8 Spyder 4.2 FSI

Performance

Mercedes SL 350 Sportmotor
Audi R8 Spyder 4.2 FSI
155 mph
Maximum Speed
186 mph
6.2 sec
Acceleration 0 to 62 mph
4.8 sec
62 mph 62
mph

282 ft
0.000 sec

Mercedes SL 350 Sportmotor

62 mph 62
mph

220 ft
0.000 sec

Audi R8 Spyder 4.2 FSI

▶ REPLAY
12.89 lb/hp
Weight-to-Power Ratio
9.02 lb/hp
Mercedes SL 350 Sportmotor
12.89 lb/hp
9.02 lb/hp
Audi R8 Spyder 4.2 FSI

Fuel Economy / Emissions

Mercedes SL 350 Sportmotor
Audi R8 Spyder 4.2 FSI
Fuel Economy
24 mpg
combined
16 mpg
Mercedes SL 350 Sportmotor
24 mpg
16 mpg
Audi R8 Spyder 4.2 FSI
16 mpg
city
11 mpg
32 mpg
highway
No data
Kraftstoffanzeige
21.1 gal
Fuel Tank Capacity
21.1 gal
Kraftstoffanzeige
502 mi
Range
345 mi
Mercedes SL 350 Sportmotor
502 mi
345 mi
Audi R8 Spyder 4.2 FSI
Environmental Impact
187.5 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).
272.8 kWh
Mercedes SL 350 Sportmotor
187.5 kWh
272.8 kWh
Audi R8 Spyder 4.2 FSI
Euro 4 / Euro 5
Emission Standard
Euro 5
380 g/mi (NEFZ)
CO2 Emissions
542 g/mi (NEFZ)

Practical Convenience

Mercedes SL 350 Sportmotor
Audi R8 Spyder 4.2 FSI
2
Doors
2
2
No. of Seats
2
650 lb
Maximum Payload
496 lb
9.6 cu ft
Trunk Volume
2.8 cu ft
No data
Cargo Volume (Seats Down)
No data