1981 Alfa Romeo Alfasud vs. 2007 Audi S4
To start off, 2007 Audi S4 is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Alfa Romeo Alfasud. In addition, the cost of maintenance, including insurance, on 1981 Alfa Romeo Alfasud would be higher. At 4,163 cc (8 cylinders), 2007 Audi S4 is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (341 HP @ 7000 RPM) has 225 more horse power than 1981 Alfa Romeo Alfasud. (116 HP @ 5800 RPM) In normal driving conditions, 2007 Audi S4 should accelerate faster than 1981 Alfa Romeo Alfasud.
Let's talk about torque, 2007 Audi S4 (410 Nm @ 3500 RPM) has 263 more torque (in Nm) than 1981 Alfa Romeo Alfasud. (147 Nm @ 3500 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1981 Alfa Romeo Alfasud.
Compare all specifications:
| 1981 Alfa Romeo Alfasud | 2007 Audi S4 | |
| Make | Alfa Romeo | Audi |
| Model | Alfasud | S4 |
| Year Released | 1981 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1712 cc | 4163 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 116 HP | 341 HP |
| Engine RPM | 5800 RPM | 7000 RPM |
| Torque | 147 Nm | 410 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Length | 4030 mm | 4590 mm |
| Vehicle Width | 1630 mm | 1730 mm |
| Vehicle Height | 1310 mm | 1430 mm |
| Wheelbase Size | 2470 mm | 2650 mm |
