1999 Alfa Romeo 145 vs. 2006 BMW 550
To start off, 2006 BMW 550 is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Alfa Romeo 145. In addition, the cost of maintenance, including insurance, on 1999 Alfa Romeo 145 would be higher. At 4,799 cc (8 cylinders), 2006 BMW 550 is equipped with a bigger engine. In terms of performance, 2006 BMW 550 (360 HP @ 6300 RPM) has 256 more horse power than 1999 Alfa Romeo 145. (104 HP @ 4000 RPM) In normal driving conditions, 2006 BMW 550 should accelerate faster than 1999 Alfa Romeo 145. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 550 weights approximately 515 kg more than 1999 Alfa Romeo 145. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW 550 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 BMW 550. However, in wet, icy, snow, or gravel driving conditions, 1999 Alfa Romeo 145, being front wheel drive (FWD), will offer much better control with better grip. 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 550 (488 Nm @ 3400 RPM) has 233 more torque (in Nm) than 1999 Alfa Romeo 145. (255 Nm @ 2000 RPM). This means 2006 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 1999 Alfa Romeo 145.
Compare all specifications:
| 1999 Alfa Romeo 145 | 2006 BMW 550 | |
| Make | Alfa Romeo | BMW |
| Model | 145 | 550 |
| Year Released | 1999 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 4799 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 104 HP | 360 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 255 Nm | 488 Nm |
| Torque RPM | 2000 RPM | 3400 RPM |
| Engine Bore Size | 82.7 mm | 93.1 mm |
| Engine Stroke Size | 90 mm | 88.4 mm |
| Engine Compression Ratio | 19.2:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 10.4 seconds | 5.5 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1210 kg | 1725 kg |
| Vehicle Length | 4100 mm | 4880 mm |
| Vehicle Width | 1720 mm | 1850 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2710 mm | 2890 mm |
| Fuel Consumption | 4.7 L/100km | 10.2 L/100km |
| Fuel Consumption City | 5.7 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 8.3 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 61 L | 70 L |
