2005 Audi S4 vs. 1975 Triumph Spitfire
To start off, 2005 Audi S4 is newer by 30 year(s). Which means there will be less support and parts availability for 1975 Triumph Spitfire. In addition, the cost of maintenance, including insurance, on 1975 Triumph Spitfire 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 284 more horse power than 1975 Triumph Spitfire. (56 HP @ 5000 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1975 Triumph Spitfire. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 920 kg more than 1975 Triumph Spitfire. 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 310 more torque (in Nm) than 1975 Triumph Spitfire. (100 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1975 Triumph Spitfire.
Compare all specifications:
| 2005 Audi S4 | 1975 Triumph Spitfire | |
| Make | Audi | Triumph |
| Model | S4 | Spitfire |
| Year Released | 2005 | 1975 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1492 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 56 HP |
| Engine RPM | 6300 RPM | 5000 RPM |
| Torque | 410 Nm | 100 Nm |
| Engine Bore Size | 85.1 mm | 73.7 mm |
| Engine Stroke Size | 93 mm | 87.5 mm |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1735 kg | 815 kg |
| Vehicle Length | 4550 mm | 3790 mm |
| Vehicle Width | 1770 mm | 1500 mm |
| Vehicle Height | 1430 mm | 1210 mm |
| Wheelbase Size | 2660 mm | 2110 mm |
| Fuel Tank Capacity | 63 L | 33 L |
