2001 Alfa Romeo Spider vs. 2003 Audi A4
To start off, 2003 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2001 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 2001 Alfa Romeo Spider would be higher. At 4,163 cc (8 cylinders), 2003 Audi A4 is equipped with a bigger engine. In terms of performance, 2003 Audi A4 (341 HP @ 7000 RPM) has 203 more horse power than 2001 Alfa Romeo Spider. (138 HP @ 6300 RPM) In normal driving conditions, 2003 Audi A4 should accelerate faster than 2001 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A4 weights approximately 310 kg more than 2001 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2001 Alfa Romeo Spider. In wet, icy, snow, or gravel driving conditions, 2003 Audi A4 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 Audi A4 (410 Nm @ 3500 RPM) has 247 more torque (in Nm) than 2001 Alfa Romeo Spider. (163 Nm @ 3500 RPM). This means 2003 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2001 Alfa Romeo Spider.
Compare all specifications:
| 2001 Alfa Romeo Spider | 2003 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | Spider | A4 |
| Year Released | 2001 | 2003 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1773 cc | 4163 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 138 HP | 341 HP |
| Engine RPM | 6300 RPM | 7000 RPM |
| Torque | 163 Nm | 410 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 82 mm | 84.5 mm |
| Engine Stroke Size | 82.8 mm | 92.8 mm |
| Engine Compression Ratio | 10.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1350 kg | 1660 kg |
| Vehicle Length | 4290 mm | 4550 mm |
| Vehicle Width | 1790 mm | 1770 mm |
| Vehicle Height | 1320 mm | 1430 mm |
| Wheelbase Size | 2550 mm | 2660 mm |
| Fuel Tank Capacity | 70 L | 66 L |
