1987 Alfa Romeo 75 vs. 2007 Audi RS4
To start off, 2007 Audi RS4 is newer by 20 year(s). Which means there will be less support and parts availability for 1987 Alfa Romeo 75. In addition, the cost of maintenance, including insurance, on 1987 Alfa Romeo 75 would be higher. At 4,161 cc (8 cylinders), 2007 Audi RS4 is equipped with a bigger engine. In terms of performance, 2007 Audi RS4 (414 HP @ 7800 RPM) has 305 more horse power than 1987 Alfa Romeo 75. (109 HP @ 6000 RPM) In normal driving conditions, 2007 Audi RS4 should accelerate faster than 1987 Alfa Romeo 75. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi RS4 weights approximately 650 kg more than 1987 Alfa Romeo 75. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 1987 Alfa Romeo 75. In wet, icy, snow, or gravel driving conditions, 2007 Audi RS4 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, 2007 Audi RS4 (430 Nm @ 5500 RPM) has 281 more torque (in Nm) than 1987 Alfa Romeo 75. (149 Nm @ 4000 RPM). This means 2007 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 1987 Alfa Romeo 75.
Compare all specifications:
| 1987 Alfa Romeo 75 | 2007 Audi RS4 | |
| Make | Alfa Romeo | Audi |
| Model | 75 | RS4 |
| Year Released | 1987 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1567 cc | 4161 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 109 HP | 414 HP |
| Engine RPM | 6000 RPM | 7800 RPM |
| Torque | 149 Nm | 430 Nm |
| Torque RPM | 4000 RPM | 5500 RPM |
| Engine Bore Size | 78 mm | 84.5 mm |
| Engine Stroke Size | 82 mm | 92.8 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1060 kg | 1710 kg |
| Vehicle Length | 4340 mm | 4590 mm |
| Vehicle Width | 1670 mm | 1820 mm |
| Vehicle Height | 1410 mm | 1420 mm |
| Wheelbase Size | 2520 mm | 2660 mm |
| Fuel Tank Capacity | 49 L | 70 L |
