2000 Alfa Romeo 156 vs. 2006 BMW M5
To start off, 2006 BMW M5 is newer by 6 year(s). Which means there will be less support and parts availability for 2000 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2000 Alfa Romeo 156 would be higher. At 4,998 cc (10 cylinders), 2006 BMW M5 is equipped with a bigger engine. In terms of performance, 2006 BMW M5 (500 HP @ 7750 RPM) has 364 more horse power than 2000 Alfa Romeo 156. (136 HP @ 4200 RPM) In normal driving conditions, 2006 BMW M5 should accelerate faster than 2000 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW M5 weights approximately 355 kg more than 2000 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW M5 is four wheel drive (4WD), it will have significant more traction and grip than 2000 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2006 BMW M5 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, 2006 BMW M5 (519 Nm @ 6100 RPM) has 214 more torque (in Nm) than 2000 Alfa Romeo 156. (305 Nm @ 2000 RPM). This means 2006 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 2000 Alfa Romeo 156.
Compare all specifications:
| 2000 Alfa Romeo 156 | 2006 BMW M5 | |
| Make | Alfa Romeo | BMW |
| Model | 156 | M5 |
| Year Released | 2000 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 4998 cc |
| Engine Cylinders | 5 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Horse Power | 136 HP | 500 HP |
| Engine RPM | 4200 RPM | 7750 RPM |
| Torque | 305 Nm | 519 Nm |
| Torque RPM | 2000 RPM | 6100 RPM |
| Engine Compression Ratio | 18.5:1 | 12.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 9.9 seconds | 4.7 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1400 kg | 1755 kg |
| Vehicle Length | 4440 mm | 4860 mm |
| Vehicle Width | 1750 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2550 mm | 2890 mm |
| Fuel Tank Capacity | 63 L | 70 L |
