2004 Alfa Romeo Spider vs. 2005 BMW 630
To start off, 2005 BMW 630 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo Spider would be higher. At 3,179 cc (6 cylinders), 2004 Alfa Romeo Spider is equipped with a bigger engine. In terms of performance, 2005 BMW 630 (254 HP @ 6600 RPM) has 17 more horse power than 2004 Alfa Romeo Spider. (237 HP @ 6200 RPM) In normal driving conditions, 2005 BMW 630 should accelerate faster than 2004 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 630 weights approximately 71 kg more than 2004 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 630 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 2005 BMW 630. However, in wet, icy, snow, or gravel driving conditions, 2004 Alfa Romeo Spider, 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, 2004 Alfa Romeo Spider (300 Nm @ 4800 RPM) has 10 more torque (in Nm) than 2005 BMW 630. (290 Nm @ 2500 RPM). This means 2004 Alfa Romeo Spider will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 630. 2005 BMW 630 has automatic transmission and 2004 Alfa Romeo Spider has manual transmission. 2004 Alfa Romeo Spider will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 630 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Alfa Romeo Spider | 2005 BMW 630 | |
| Make | Alfa Romeo | BMW |
| Model | Spider | 630 |
| Year Released | 2004 | 2005 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 237 HP | 254 HP |
| Engine RPM | 6200 RPM | 6600 RPM |
| Torque | 300 Nm | 290 Nm |
| Torque RPM | 4800 RPM | 2500 RPM |
| Engine Compression Ratio | 10.0:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 242 km/hour | 245 km/hour |
| Acceleration 0-100mph | 6.3 seconds | 6.5 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1494 kg | 1565 kg |
| Vehicle Length | 4310 mm | 4830 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1330 mm | 1380 mm |
| Wheelbase Size | 2600 mm | 2730 mm |
| Fuel Consumption Overall | 13.2 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
