2003 Alfa Romeo 166 vs. 2006 Rover 75
To start off, 2006 Rover 75 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 166 would be higher. At 2,387 cc (5 cylinders), 2003 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 166 (172 HP @ 4000 RPM) has 24 more horse power than 2006 Rover 75. (148 HP @ 5500 RPM). In normal driving conditions, 2003 Alfa Romeo 166 should accelerate faster than 2006 Rover 75. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 435 kg more than 2006 Rover 75. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2003 Alfa Romeo 166 (385 Nm @ 2000 RPM) has 170 more torque (in Nm) than 2006 Rover 75. (215 Nm @ 2500 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2006 Rover 75.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2006 Rover 75 | |
| Make | Alfa Romeo | Rover |
| Model | 166 | 75 |
| Year Released | 2003 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1796 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 172 HP | 148 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 385 Nm | 215 Nm |
| Torque RPM | 2000 RPM | 2500 RPM |
| Engine Bore Size | 82.1 mm | 80.1 mm |
| Engine Stroke Size | 90.4 mm | 89.3 mm |
| Engine Compression Ratio | 18.5:1 | 9.2:1 |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 8.9 seconds | 9.6 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1615 kg | 1180 kg |
| Vehicle Length | 4730 mm | 4000 mm |
| Vehicle Height | 1420 mm | 1400 mm |
| Wheelbase Size | 2710 mm | 2760 mm |
| Fuel Consumption Overall | 7.2 L/100km | 11.3 L/100km |
| Fuel Tank Capacity | 72 L | 65 L |
