2009 Porsche 911 vs. 2010 Alfa Romeo 147
To start off, 2010 Alfa Romeo 147 is newer by 1 year(s). Which means there will be less support and parts availability for 2009 Porsche 911. In addition, the cost of maintenance, including insurance, on 2009 Porsche 911 would be higher. At 3,823 cc (6 cylinders), 2009 Porsche 911 is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (350 HP @ 6600 RPM) has 237 more horse power than 2010 Alfa Romeo 147. (113 HP @ 4000 RPM). In normal driving conditions, 2009 Porsche 911 should accelerate faster than 2010 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2009 Porsche 911 weights approximately 190 kg more than 2010 Alfa Romeo 147. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2010 Alfa Romeo 147. In wet, icy, snow, or gravel driving conditions, 2009 Porsche 911 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 Porsche 911 (400 Nm @ 4600 RPM) has 124 more torque (in Nm) than 2010 Alfa Romeo 147. (276 Nm @ 2000 RPM). This means 2009 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2010 Alfa Romeo 147. 2009 Porsche 911 has automatic transmission and 2010 Alfa Romeo 147 has manual transmission. 2010 Alfa Romeo 147 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Porsche 911 | 2010 Alfa Romeo 147 | |
| Make | Porsche | Alfa Romeo |
| Model | 911 | 147 |
| Year Released | 2009 | 2010 |
| Engine Position | Rear | Front |
| Engine Size | 3823 cc | 1910 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 350 HP | 113 HP |
| Engine RPM | 6600 RPM | 4000 RPM |
| Torque | 400 Nm | 276 Nm |
| Torque RPM | 4600 RPM | 2000 RPM |
| Engine Bore Size | 96 mm | 82 mm |
| Engine Stroke Size | 82.8 mm | 90.4 mm |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 280 km/hour | 191 km/hour |
| Acceleration 0-100mph | 5.4 seconds | 9 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1535 kg | 1345 kg |
| Vehicle Length | 4430 mm | 4180 mm |
| Vehicle Width | 1310 mm | 1740 mm |
| Vehicle Height | 1860 mm | 1450 mm |
| Wheelbase Size | 2360 mm | 2550 mm |
| Fuel Consumption Overall | 11.9 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 67 L | 60 L |
