The Comparative Analysis :
Porsche 911 GT3 (17 - 18) vs. Alfa Romeo 8C Competizione (07 - 09)
€ 152,400
€ 159,900
€ 152,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 159,900
ⓘ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 Porsche 911 GT3 is 7.1 inches longer, 1.7 inches narrower and 2.8 inches lower than the Alfa Romeo 8C Competizione.
Porsche 911 GT3
Alfa Romeo 8C Competizione
50
72.9
77.9
52.8
74.6
82.4
72.9 in
Width
74.6 in
77.9 in
Width Incl. Mirrors
82.4 in
50 in
Height
52.8 in
96.7
179.6
104.1
172.5
179.6 in
Length
172.5 in
96.7 in
Wheelbase
104.1 in
Vehicle Weight
Porsche 911 GT3
Alfa Romeo 8C Competizione
3280 lb
Curb Weight
3660 lb
3880 lb
Gross Vehicle
Weight
Weight
3891 lb
Weight Difference:
379 lb
10.36 %
General
Porsche 911 GT3
Alfa Romeo 8C Competizione
991
Generation
Typ 920
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Mid-Grade Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
6-speed automated manual transmission (AMT)
Engine
Porsche 911 GT3
Alfa Romeo 8C Competizione
6-cylinder boxer gasoline engine (naturally aspirated engine)
Engine Type
V8 gasoline engine (naturally aspirated engine)
Engine Code
AR 8C
4
Valves
4
6
Cylinders
8
4 L / 196 cu in
Displacement
4.7 L / 230 cu in
493 hp
at 8250 rpm
Power
444 hp
at 7000 rpm
Porsche 911 GT3
493 hp
444 hp
Alfa Romeo 8C Competizione
339 lb‑ft
at 6250 rpm
Max. Torque
354 lb‑ft
at 4750 rpm
Porsche 911 GT3
339 lb‑ft
354 lb‑ft
Alfa Romeo 8C Competizione
Performance
Porsche 911 GT3
Alfa Romeo 8C Competizione
199 mph
Maximum Speed
181 mph
3.9 sec
Acceleration 0 to 62 mph
4.2 sec
62 mph
62
mph
mph
177 ft
0.000 sec
Porsche 911 GT3
62 mph
62
mph
mph
190 ft
0.000 sec
Alfa Romeo 8C Competizione
▶ REPLAY
6.65 lb/hp
Weight-to-Power Ratio
8.24 lb/hp
Porsche 911 GT3
6.65 lb/hp
8.24 lb/hp
Alfa Romeo 8C Competizione
Fuel Economy / Emissions
Porsche 911 GT3
Alfa Romeo 8C Competizione
Fuel Economy
18 mpg
combined
14 mpg
Porsche 911 GT3
18 mpg
14 mpg
Alfa Romeo 8C Competizione
12 mpg
city
10 mpg
27 mpg
highway
No data
16.9 gal
Fuel Tank Capacity
23.2 gal
308 mi
Range
336 mi
Porsche 911 GT3
308 mi
336 mi
Alfa Romeo 8C Competizione
Environmental Impact
244.5 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).
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).
308.8 kWh
Porsche 911 GT3
244.5 kWh
308.8 kWh
Alfa Romeo 8C Competizione
Euro 6b (NEFZ)
Emission Standard
Euro 4
467 g/mi (NEFZ)
CO2 Emissions
629 g/mi (NEFZ)
Practical Convenience
Porsche 911 GT3
Alfa Romeo 8C Competizione
2
Doors
2
4
No. of Seats
2
600 lb
Maximum Payload
231 lb
3.5 cu ft
Trunk Volume
1.1 cu ft
No data
Cargo Volume (Seats Down)
No data
