The Comparative Analysis :
Audi R8 GT Spyder 5.2 FSI quattro R-tronic (11 - 12) vs. Mercedes SL 63 AMG SPEEDSHIFT MCT (15 - 16)
€ 207,800

€ 161,500

€ 207,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 161,500
ⓘ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 7.8 inches shorter, 1.1 inches wider and 2.2 inches lower than the Mercedes SL 63 AMG.
Audi R8 GT Spyder 5.2 FSI
Mercedes SL 63 AMG
49
75
79.9
51.2
73.9
82.6
75 in
Width
73.9 in
79.9 in
Width Incl. Mirrors
82.6 in
49 in
Height
51.2 in
104.3
174.6
101.8
182.4
174.6 in
Length
182.4 in
104.3 in
Wheelbase
101.8 in
Vehicle Weight
Audi R8 GT Spyder 5.2 FSI
Mercedes SL 63 AMG
3781 lb
Curb Weight
4068 lb
4277 lb
Gross Vehicle
Weight
Weight
4806 lb

Weight Difference:
287 lb
7.06 %

General
Audi R8 GT Spyder 5.2 FSI
Mercedes SL 63 AMG
42
Generation
R231
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Premium 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 63 AMG
V10 gasoline engine with two turbochargers (biturbo)
Engine Type
V8 gasoline engine with turbocharger
Engine Series
Mercedes-Benz M 157
CMPA
Engine Code
M 157.983

4
Valves
4
10
Cylinders
8
5.2 L / 254 cu in
Displacement
5.5 L / 269 cu in
552 hp
at 8000 rpm
Power
577 hp
at 5500 rpm
Audi R8 GT Spyder 5.2 FSI
552 hp
577 hp
Mercedes SL 63 AMG
398 lb‑ft
at 6500 rpm
Max. Torque
664 lb‑ft
at 2250 rpm
Audi R8 GT Spyder 5.2 FSI
398 lb‑ft
664 lb‑ft
Mercedes SL 63 AMG
Performance
Audi R8 GT Spyder 5.2 FSI
Mercedes SL 63 AMG
197 mph
Maximum Speed
155 mph
3.8 sec
Acceleration 0 to 62 mph
4.2 sec
62 mph
62
mph
mph
174 ft
0.000 sec

Audi R8 GT Spyder 5.2 FSI
62 mph
62
mph
mph
190 ft
0.000 sec

Mercedes SL 63 AMG
▶ REPLAY
6.85 lb/hp
Weight-to-Power Ratio
7.05 lb/hp
Audi R8 GT Spyder 5.2 FSI
6.85 lb/hp
7.05 lb/hp
Mercedes SL 63 AMG
Fuel Economy / Emissions
Audi R8 GT Spyder 5.2 FSI
Mercedes SL 63 AMG
Fuel Economy
17 mpg
combined
24 mpg
Audi R8 GT Spyder 5.2 FSI
17 mpg
24 mpg
Mercedes SL 63 AMG
11 mpg
city
17 mpg
No data
highway
31 mpg
21.1 gal
Fuel Tank Capacity
19.8 gal
350 mi
Range
475 mi
Audi R8 GT Spyder 5.2 FSI
350 mi
475 mi
Mercedes SL 63 AMG
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).
185.7 kWh
Audi R8 GT Spyder 5.2 FSI
269.1 kWh
185.7 kWh
Mercedes SL 63 AMG
Euro 5
Emission Standard
Euro 6b (NEFZ)
534 g/mi (NEFZ)
CO2 Emissions
369 g/mi (NEFZ)
Practical Convenience
Audi R8 GT Spyder 5.2 FSI
Mercedes SL 63 AMG
2
Doors
2
2
No. of Seats
2
496 lb
Maximum Payload
739 lb
2.8 cu ft
Trunk Volume
14.3 cu ft






No data
Cargo Volume (Seats Down)
No data