1998 Alfa Romeo 166 vs. 2007 BMW 525
To start off, 2007 BMW 525 is newer by 9 year(s). Which means there will be less support and parts availability for 1998 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 1998 Alfa Romeo 166 would be higher. At 2,959 cc (6 cylinders), 1998 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 1998 Alfa Romeo 166 (226 HP @ 6200 RPM) has 11 more horse power than 2007 BMW 525. (215 HP @ 6500 RPM). In normal driving conditions, 1998 Alfa Romeo 166 should accelerate faster than 2007 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 525 weights approximately 170 kg more than 1998 Alfa Romeo 166.
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, 1998 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, 1998 Alfa Romeo 166 (275 Nm @ 5000 RPM) has 24 more torque (in Nm) than 2007 BMW 525. (251 Nm @ 2750 RPM). This means 1998 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 525.
Compare all specifications:
| 1998 Alfa Romeo 166 | 2007 BMW 525 | |
| Make | Alfa Romeo | BMW |
| Model | 166 | 525 |
| Year Released | 1998 | 2007 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 226 HP | 215 HP |
| Engine RPM | 6200 RPM | 6500 RPM |
| Torque | 275 Nm | 251 Nm |
| Torque RPM | 5000 RPM | 2750 RPM |
| Engine Bore Size | 93 mm | 78.8 mm |
| Engine Stroke Size | 72.6 mm | 82 mm |
| Top Speed | 243 km/hour | 240 km/hour |
| Acceleration 0-100mph | 7.8 seconds | 7.8 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1510 kg | 1680 kg |
| Vehicle Length | 4730 mm | 4850 mm |
| Vehicle Width | 1820 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1500 mm |
| Wheelbase Size | 2710 mm | 2840 mm |
| Fuel Tank Capacity | 72 L | 70 L |
