2003 Alfa Romeo Spider vs. 2007 Audi A4
To start off, 2007 Audi A4 is newer by 4 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 1,968 cc (4 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo Spider (148 HP @ 6300 RPM) has 10 more horse power than 2007 Audi A4. (138 HP @ 4000 RPM). In normal driving conditions, 2003 Alfa Romeo Spider should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo Spider weights approximately 155 kg more than 2007 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2007 Audi A4 (320 Nm @ 1750 RPM) has 139 more torque (in Nm) than 2003 Alfa Romeo Spider. (181 Nm @ 3800 RPM). This means 2007 Audi A4 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 | 2007 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | Spider | A4 |
| Year Released | 2003 | 2007 |
| Body Type | Roadster | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1908 cc | 1968 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 138 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 181 Nm | 320 Nm |
| Torque RPM | 3800 RPM | 1750 RPM |
| Engine Bore Size | 83 mm | 81.1 mm |
| Engine Stroke Size | 91 mm | 95.5 mm |
| Engine Compression Ratio | 18.5:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Acceleration 0-100mph | 8.4 seconds | 9.9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1430 kg | 1275 kg |
| Vehicle Length | 4180 mm | 4550 mm |
| Vehicle Width | 1790 mm | 1780 mm |
| Vehicle Height | 1320 mm | 1430 mm |
| Wheelbase Size | 2600 mm | 2660 mm |
| Fuel Consumption Overall | 9.2 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 69 L | 70 L |
