2003 Alfa Romeo Spider vs. 2005 BMW 325
To start off, 2005 BMW 325 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo Spider would be higher. At 2,492 cc (6 cylinders), 2005 BMW 325 is equipped with a bigger engine. In terms of performance, 2005 BMW 325 (184 HP @ 7400 RPM) has 36 more horse power than 2003 Alfa Romeo Spider. (148 HP @ 6300 RPM) In normal driving conditions, 2005 BMW 325 should accelerate faster than 2003 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 325 weights approximately 30 kg more than 2003 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 BMW 325 (237 Nm) has 56 more torque (in Nm) than 2003 Alfa Romeo Spider. (181 Nm). This means 2005 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo Spider.
Compare all specifications:
| 2003 Alfa Romeo Spider | 2005 BMW 325 | |
| Make | Alfa Romeo | BMW |
| Model | Spider | 325 |
| Year Released | 2003 | 2005 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1908 cc | 2492 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 184 HP |
| Engine RPM | 6300 RPM | 7400 RPM |
| Torque | 181 Nm | 237 Nm |
| Engine Bore Size | 83 mm | 84 mm |
| Engine Stroke Size | 91 mm | 75 mm |
| Engine Compression Ratio | 18.5:1 | 10.5:1 |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1430 kg | 1460 kg |
| Vehicle Length | 4180 mm | 4480 mm |
| Vehicle Width | 1790 mm | 1750 mm |
| Vehicle Height | 1320 mm | 1420 mm |
| Wheelbase Size | 2600 mm | 2730 mm |
| Fuel Consumption | 6.8 L/100km | 8.1 L/100km |
| Fuel Consumption City | 13.3 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 9.2 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 69 L | 63 L |
