2007 BMW 525 vs. 2001 Alfa Romeo 166
To start off, 2007 BMW 525 is newer by 6 year(s). Which means there will be less support and parts availability for 2001 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2001 Alfa Romeo 166 would be higher. At 2,959 cc (6 cylinders), 2001 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2001 Alfa Romeo 166 (226 HP @ 6200 RPM) has 11 more horse power than 2007 BMW 525. (215 HP @ 6500 RPM) In normal driving conditions, 2001 Alfa Romeo 166 should accelerate faster than 2007 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2001 Alfa Romeo 166 weights approximately 50 kg more than 2007 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW 525 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 2007 BMW 525. However, in wet, icy, snow, or gravel driving conditions, 2001 Alfa Romeo 166, 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, 2001 Alfa Romeo 166 (276 Nm @ 5000 RPM) has 26 more torque (in Nm) than 2007 BMW 525. (250 Nm @ 2900 RPM). This means 2001 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 525.
Compare all specifications:
| 2007 BMW 525 | 2001 Alfa Romeo 166 | |
| Make | BMW | Alfa Romeo |
| Model | 525 | 166 |
| Year Released | 2007 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2959 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 226 HP |
| Engine RPM | 6500 RPM | 6200 RPM |
| Torque | 250 Nm | 276 Nm |
| Torque RPM | 2900 RPM | 5000 RPM |
| Engine Bore Size | 82 mm | 93 mm |
| Engine Stroke Size | 78.8 mm | 72.6 mm |
| Top Speed | 245 km/hour | 237 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 8.5 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1500 kg | 1550 kg |
| Vehicle Length | 4850 mm | 4730 mm |
| Vehicle Width | 1470 mm | 1820 mm |
| Vehicle Height | 1850 mm | 1420 mm |
| Wheelbase Size | 2890 mm | 2600 mm |
| Fuel Tank Capacity | 70 L | 72 L |
