1963 Alfa Romeo Spider vs. 2006 Audi S4
To start off, 2006 Audi S4 is newer by 43 year(s). Which means there will be less support and parts availability for 1963 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1963 Alfa Romeo Spider would be higher. At 4,163 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (340 HP @ 7000 RPM) has 177 more horse power than 1963 Alfa Romeo Spider. (163 HP @ 5900 RPM) In normal driving conditions, 2006 Audi S4 should accelerate faster than 1963 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi S4 weights approximately 200 kg more than 1963 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, 2006 Audi S4 (410 Nm @ 3500 RPM) has 190 more torque (in Nm) than 1963 Alfa Romeo Spider. (220 Nm @ 4000 RPM). This means 2006 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1963 Alfa Romeo Spider.
Compare all specifications:
| 1963 Alfa Romeo Spider | 2006 Audi S4 | |
| Make | Alfa Romeo | Audi |
| Model | Spider | S4 |
| Year Released | 1963 | 2006 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2580 cc | 4163 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 163 HP | 340 HP |
| Engine RPM | 5900 RPM | 7000 RPM |
| Torque | 220 Nm | 410 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 83 mm | 84.6 mm |
| Engine Stroke Size | 79.6 mm | 93 mm |
| Engine Compression Ratio | 9.2:1 | 11.0:1 |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1330 kg | 1530 kg |
| Vehicle Length | 4510 mm | 4590 mm |
| Vehicle Width | 1610 mm | 1790 mm |
| Vehicle Height | 1390 mm | 1420 mm |
| Wheelbase Size | 2510 mm | 2660 mm |
| Fuel Tank Capacity | 52 L | 63 L |
