1973 Alfa Romeo Spider vs. 2003 BMW X5
To start off, 2003 BMW X5 is newer by 30 year(s). Which means there will be less support and parts availability for 1973 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1973 Alfa Romeo Spider would be higher. At 4,398 cc (8 cylinders), 2003 BMW X5 is equipped with a bigger engine. In terms of performance, 2003 BMW X5 (338 HP @ 6100 RPM) has 249 more horse power than 1973 Alfa Romeo Spider. (89 HP @ 6000 RPM) In normal driving conditions, 2003 BMW X5 should accelerate faster than 1973 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X5 weights approximately 1215 kg more than 1973 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Alfa Romeo Spider. In wet, icy, snow, or gravel driving conditions, 2003 BMW X5 will offer significantly more control. 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 BMW X5 (400 Nm) has 279 more torque (in Nm) than 1973 Alfa Romeo Spider. (121 Nm). This means 2003 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1973 Alfa Romeo Spider.
Compare all specifications:
| 1973 Alfa Romeo Spider | 2003 BMW X5 | |
| Make | Alfa Romeo | BMW |
| Model | Spider | X5 |
| Year Released | 1973 | 2003 |
| Body Type | Roadster | SUV |
| Engine Position | Front | Front |
| Engine Size | 1289 cc | 4398 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 89 HP | 338 HP |
| Engine RPM | 6000 RPM | 6100 RPM |
| Torque | 121 Nm | 400 Nm |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 980 kg | 2195 kg |
| Vehicle Length | 4130 mm | 4670 mm |
| Vehicle Width | 1640 mm | 1880 mm |
| Vehicle Height | 1300 mm | 1720 mm |
| Wheelbase Size | 2260 mm | 2730 mm |
