2003 Alfa Romeo 166 vs. 2007 BMW Convertible
To start off, 2007 BMW Convertible is newer by 4 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 4,799 cc (8 cylinders), 2007 BMW Convertible is equipped with a bigger engine. In terms of performance, 2007 BMW Convertible (362 HP @ 6300 RPM) has 145 more horse power than 2003 Alfa Romeo 166. (217 HP @ 6300 RPM) In normal driving conditions, 2007 BMW Convertible should accelerate faster than 2003 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Convertible weights approximately 300 kg more than 2003 Alfa Romeo 166. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 BMW Convertible (490 Nm @ 3600 RPM) has 225 more torque (in Nm) than 2003 Alfa Romeo 166. (265 Nm @ 5000 RPM). This means 2007 BMW Convertible will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 166.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2007 BMW Convertible | |
| Make | Alfa Romeo | BMW |
| Model | 166 | Convertible |
| Year Released | 2003 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 4799 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 217 HP | 362 HP |
| Engine RPM | 6300 RPM | 6300 RPM |
| Torque | 265 Nm | 490 Nm |
| Torque RPM | 5000 RPM | 3600 RPM |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Top Speed | 236 km/hour | 245 km/hour |
| Acceleration 0-100mph | 8.6 seconds | 5.7 seconds |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1550 kg | 1850 kg |
| Vehicle Length | 4730 mm | 4830 mm |
| Vehicle Width | 1810 mm | 1380 mm |
| Vehicle Height | 1420 mm | 1860 mm |
| Wheelbase Size | 2600 mm | 2790 mm |
| Fuel Tank Capacity | 69 L | 70 L |
