2007 BMW 523 vs. 2011 Alfa Romeo 159
To start off, 2011 Alfa Romeo 159 is newer by 4 year(s). Which means there will be less support and parts availability for 2007 BMW 523. In addition, the cost of maintenance, including insurance, on 2007 BMW 523 would be higher. At 3,195 cc (6 cylinders), 2011 Alfa Romeo 159 is equipped with a bigger engine. In terms of performance, 2011 Alfa Romeo 159 (256 HP) has 81 more horse power than 2007 BMW 523. (175 HP) In normal driving conditions, 2011 Alfa Romeo 159 should accelerate faster than 2007 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2011 Alfa Romeo 159 weights approximately 568 kg more than 2007 BMW 523. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Alfa Romeo 159 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 523. In wet, icy, snow, or gravel driving conditions, 2011 Alfa Romeo 159 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, 2011 Alfa Romeo 159 (322 Nm @ 4500 RPM) has 92 more torque (in Nm) than 2007 BMW 523. (230 Nm @ 3500 RPM). This means 2011 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 523.
Compare all specifications:
| 2007 BMW 523 | 2011 Alfa Romeo 159 | |
| Make | BMW | Alfa Romeo |
| Model | 523 | 159 |
| Year Released | 2007 | 2011 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 3195 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 256 HP |
| Torque | 230 Nm | 322 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 227 km/hour | 240 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 7 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1280 kg | 1848 kg |
| Vehicle Length | 4850 mm | 4670 mm |
| Vehicle Width | 1850 mm | 1830 mm |
| Vehicle Height | 1500 mm | 1420 mm |
| Wheelbase Size | 2840 mm | 2710 mm |
| Fuel Consumption Overall | 8.7 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
