1968 Alfa Romeo GT vs. 2005 Audi S4
To start off, 2005 Audi S4 is newer by 37 year(s). Which means there will be less support and parts availability for 1968 Alfa Romeo GT. In addition, the cost of maintenance, including insurance, on 1968 Alfa Romeo GT would be higher. At 4,163 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 253 more horse power than 1968 Alfa Romeo GT. (87 HP @ 6000 RPM) In normal driving conditions, 2005 Audi S4 should accelerate faster than 1968 Alfa Romeo GT. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 755 kg more than 1968 Alfa Romeo GT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 270 more torque (in Nm) than 1968 Alfa Romeo GT. (140 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1968 Alfa Romeo GT.
Compare all specifications:
| 1968 Alfa Romeo GT | 2005 Audi S4 | |
| Make | Alfa Romeo | Audi |
| Model | GT | S4 |
| Year Released | 1968 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1289 cc | 4163 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 87 HP | 340 HP |
| Engine RPM | 6000 RPM | 6300 RPM |
| Torque | 140 Nm | 410 Nm |
| Engine Bore Size | 78 mm | 85.1 mm |
| Engine Stroke Size | 67.5 mm | 93 mm |
| Engine Compression Ratio | 9.0:1 | 11.0:1 |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 980 kg | 1735 kg |
| Vehicle Length | 4090 mm | 4550 mm |
| Vehicle Width | 1590 mm | 1770 mm |
| Vehicle Height | 1330 mm | 1430 mm |
| Wheelbase Size | 2160 mm | 2660 mm |
| Fuel Tank Capacity | 46 L | 63 L |
