1971 Alfa Romeo Giulia vs. 2009 Audi RS4
To start off, 2009 Audi RS4 is newer by 38 year(s). Which means there will be less support and parts availability for 1971 Alfa Romeo Giulia. In addition, the cost of maintenance, including insurance, on 1971 Alfa Romeo Giulia would be higher. At 4,163 cc (8 cylinders), 2009 Audi RS4 is equipped with a bigger engine. In terms of performance, 2009 Audi RS4 (414 HP @ 7800 RPM) has 313 more horse power than 1971 Alfa Romeo Giulia. (101 HP @ 5500 RPM) In normal driving conditions, 2009 Audi RS4 should accelerate faster than 1971 Alfa Romeo Giulia. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi RS4 weights approximately 660 kg more than 1971 Alfa Romeo Giulia. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 1971 Alfa Romeo Giulia. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi RS4 (430 Nm) has 240 more torque (in Nm) than 1971 Alfa Romeo Giulia. (190 Nm). This means 2009 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 1971 Alfa Romeo Giulia.
Compare all specifications:
| 1971 Alfa Romeo Giulia | 2009 Audi RS4 | |
| Make | Alfa Romeo | Audi |
| Model | Giulia | RS4 |
| Year Released | 1971 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 4163 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 101 HP | 414 HP |
| Engine RPM | 5500 RPM | 7800 RPM |
| Torque | 190 Nm | 430 Nm |
| Engine Bore Size | 78 mm | 84.5 mm |
| Engine Stroke Size | 82 mm | 92.8 mm |
| Engine Compression Ratio | 9.0:1 | 12.5:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 990 kg | 1650 kg |
| Vehicle Length | 4170 mm | 4590 mm |
| Vehicle Width | 1580 mm | 1820 mm |
| Vehicle Height | 1480 mm | 1420 mm |
| Wheelbase Size | 2520 mm | 2660 mm |
| Fuel Tank Capacity | 46 L | 63 L |
