The Comparative Analysis :
Mercedes SL 65 AMG SPEEDSHIFT PLUS (12 - 16) vs. Audi R8 Spyder 4.2 FSI quattro R-tronic (10 - 12)
€ 238,800

€ 129,100

€ 238,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 129,100
ⓘ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 65 AMG is 18.6 cm longer, 2.7 cm narrower and 7.1 cm taller than the Audi R8 Spyder 4.2 FSI.
Mercedes SL 65 AMG
Audi R8 Spyder 4.2 FSI
1315
1877
2099
1244
1904
2029
1877 mm
Width
1904 mm
2099 mm
Width Incl. Mirrors
2029 mm
1315 mm
Height
1244 mm
2585
4617
2650
4431
4617 mm
Length
4431 mm
2585 mm
Wheelbase
2650 mm
Vehicle Weight
Mercedes SL 65 AMG
Audi R8 Spyder 4.2 FSI
1950 kg
Kerb Weight
1740 kg
2285 kg
Gross Vehicle
Weight
Weight
1965 kg

Weight Difference:
210 kg
10.77 %

General
Mercedes SL 65 AMG
Audi R8 Spyder 4.2 FSI
R231
Generation
42
Roadster
Car Body Style
Roadster
Unleaded (95 RON)
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Permanent all-wheel drive

7-speed automatic transmission
Transmission
6-speed automated manual transmission (AMT)
Engine
Mercedes SL 65 AMG
Audi R8 Spyder 4.2 FSI
V12 petrol engine with two turbochargers (biturbo)
Engine Type
V8 petrol engine (naturally aspirated engine)
Mercedes-Benz M 279
Engine Series
M 279.981
Engine Code
CNDA

4
Valves
4
12
Cylinders
8
5980 CC
Engine Capacity
4163 CC
621 bhp
at 4800 rpm
Power
424 bhp
at 7900 rpm
Mercedes SL 65 AMG
621 bhp
424 bhp
Audi R8 Spyder 4.2 FSI
1000 NM
at 2300 rpm
Max. Torque
430 NM
at 4500 rpm
Mercedes SL 65 AMG
1000 NM
430 NM
Audi R8 Spyder 4.2 FSI
Performance
Mercedes SL 65 AMG
Audi R8 Spyder 4.2 FSI
155 mph
Maximum Speed
186 mph
4 sec
Acceleration 0 to 62 mph
4.8 sec
62 mph
62
mph
mph
56 m
0.000 sec

Mercedes SL 65 AMG
62 mph
62
mph
mph
67 m
0.000 sec

Audi R8 Spyder 4.2 FSI
▶ REPLAY
3.14 kg/bhp
Weight-to-Power Ratio
4.1 kg/bhp
Mercedes SL 65 AMG
3.14 kg/bhp
4.1 kg/bhp
Audi R8 Spyder 4.2 FSI
Fuel Economy / Emissions
Mercedes SL 65 AMG
Audi R8 Spyder 4.2 FSI
Fuel Economy
24 mpg
combined
21 mpg
Mercedes SL 65 AMG
24 mpg
21 mpg
Audi R8 Spyder 4.2 FSI
17 mpg
city
14 mpg
34 mpg
motorway
No data
75 L
Fuel Tank Capacity
80 L
402 mi
Range
368 mi
Mercedes SL 65 AMG
402 mi
368 mi
Audi R8 Spyder 4.2 FSI
Environmental Impact
219.8 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).
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).
255.7 kWh
Mercedes SL 65 AMG
219.8 kWh
255.7 kWh
Audi R8 Spyder 4.2 FSI
Euro 5 / Euro 6
Emission Standard
Euro 5
270 g/km (NEFZ)
CO2 Emissions
315 g/km (NEFZ)
Practical Convenience
Mercedes SL 65 AMG
Audi R8 Spyder 4.2 FSI
2
Doors
2
2
No. of Seats
2
335 kg
Maximum Payload
225 kg
504 L
Boot Capacity
100 L






No data
Boot Capacity (Seats Down)
No data