1979 Alfa Romeo Alfetta vs. 2007 Audi S4
To start off, 2007 Audi S4 is newer by 28 year(s). Which means there will be less support and parts availability for 1979 Alfa Romeo Alfetta. In addition, the cost of maintenance, including insurance, on 1979 Alfa Romeo Alfetta 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 261 more horse power than 1979 Alfa Romeo Alfetta. (80 HP @ 4300 RPM) In normal driving conditions, 2007 Audi S4 should accelerate faster than 1979 Alfa Romeo Alfetta.
Let's talk about torque, 2007 Audi S4 (410 Nm @ 3500 RPM) has 248 more torque (in Nm) than 1979 Alfa Romeo Alfetta. (162 Nm @ 2300 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1979 Alfa Romeo Alfetta.
Compare all specifications:
| 1979 Alfa Romeo Alfetta | 2007 Audi S4 | |
| Make | Alfa Romeo | Audi |
| Model | Alfetta | S4 |
| Year Released | 1979 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 4163 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 80 HP | 341 HP |
| Engine RPM | 4300 RPM | 7000 RPM |
| Torque | 162 Nm | 410 Nm |
| Torque RPM | 2300 RPM | 3500 RPM |
| Engine Bore Size | 88 mm | 84.6 mm |
| Engine Stroke Size | 82 mm | 92.7 mm |
| Engine Compression Ratio | 22.0:1 | 11.0:1 |
| Top Speed | 155 km/hour | 249 km/hour |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4390 mm | 4590 mm |
| Vehicle Width | 1650 mm | 1730 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2520 mm | 2650 mm |
| Fuel Tank Capacity | 49 L | 63 L |
