1975 Alfa Romeo GT vs. 2008 Audi S4
To start off, 2008 Audi S4 is newer by 33 year(s). Which means there will be less support and parts availability for 1975 Alfa Romeo GT. In addition, the cost of maintenance, including insurance, on 1975 Alfa Romeo GT would be higher. At 4,161 cc (8 cylinders), 2008 Audi S4 is equipped with a bigger engine. In terms of performance, 2008 Audi S4 (340 HP @ 7000 RPM) has 253 more horse power than 1975 Alfa Romeo GT. (87 HP @ 6000 RPM) In normal driving conditions, 2008 Audi S4 should accelerate faster than 1975 Alfa Romeo GT. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi S4 weights approximately 725 kg more than 1975 Alfa Romeo GT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1975 Alfa Romeo GT. In wet, icy, snow, or gravel driving conditions, 2008 Audi S4 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, 2008 Audi S4 (410 Nm @ 3500 RPM) has 270 more torque (in Nm) than 1975 Alfa Romeo GT. (140 Nm @ 3200 RPM). This means 2008 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1975 Alfa Romeo GT.
Compare all specifications:
| 1975 Alfa Romeo GT | 2008 Audi S4 | |
| Make | Alfa Romeo | Audi |
| Model | GT | S4 |
| Year Released | 1975 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1289 cc | 4161 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 87 HP | 340 HP |
| Engine RPM | 6000 RPM | 7000 RPM |
| Torque | 140 Nm | 410 Nm |
| Torque RPM | 3200 RPM | 3500 RPM |
| Engine Bore Size | 78 mm | 84.5 mm |
| Engine Stroke Size | 67.5 mm | 92.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 170 km/hour | 250 km/hour |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 980 kg | 1705 kg |
| Vehicle Length | 4090 mm | 4590 mm |
| Vehicle Width | 1590 mm | 1780 mm |
| Vehicle Height | 1330 mm | 1430 mm |
| Wheelbase Size | 2160 mm | 2650 mm |
| Fuel Tank Capacity | 46 L | 63 L |
