2003 Alfa Romeo 166 vs. 2003 Rover 45
To start off, both 2003 Alfa Romeo 166 and 2003 Rover 45 were released in the same year (2003). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,959 cc (6 cylinders), 2003 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 166 (217 HP @ 6300 RPM) has 115 more horse power than 2003 Rover 45. (102 HP @ 6300 RPM). In normal driving conditions, 2003 Alfa Romeo 166 should accelerate faster than 2003 Rover 45. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 440 kg more than 2003 Rover 45. 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 (265 Nm @ 5000 RPM) has 142 more torque (in Nm) than 2003 Rover 45. (123 Nm @ 5000 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2003 Rover 45. 2003 Alfa Romeo 166 has automatic transmission and 2003 Rover 45 has manual transmission. 2003 Rover 45 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Alfa Romeo 166 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2003 Rover 45 | |
| Make | Alfa Romeo | Rover |
| Model | 166 | 45 |
| Year Released | 2003 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 1396 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 217 HP | 102 HP |
| Engine RPM | 6300 RPM | 6300 RPM |
| Torque | 265 Nm | 123 Nm |
| Torque RPM | 5000 RPM | 5000 RPM |
| Engine Bore Size | 93 mm | 75 mm |
| Engine Stroke Size | 72.6 mm | 79 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1550 kg | 1110 kg |
| Vehicle Length | 4730 mm | 4370 mm |
| Vehicle Width | 1810 mm | 1700 mm |
| Vehicle Height | 1420 mm | 1400 mm |
| Wheelbase Size | 2600 mm | 2630 mm |
| Fuel Tank Capacity | 69 L | 54 L |
