2004 Audi S4 vs. 1978 Mercury Cougar
To start off, 2004 Audi S4 is newer by 26 year(s). Which means there will be less support and parts availability for 1978 Mercury Cougar. In addition, the cost of maintenance, including insurance, on 1978 Mercury Cougar would be higher. At 4,941 cc (8 cylinders), 1978 Mercury Cougar is equipped with a bigger engine. In terms of performance, 2004 Audi S4 (340 HP @ 6200 RPM) has 207 more horse power than 1978 Mercury Cougar. (133 HP @ 3400 RPM). In normal driving conditions, 2004 Audi S4 should accelerate faster than 1978 Mercury Cougar. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi S4 weights approximately 40 kg more than 1978 Mercury Cougar. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 Audi S4 (411 Nm) has 75 more torque (in Nm) than 1978 Mercury Cougar. (336 Nm). This means 2004 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1978 Mercury Cougar.
Compare all specifications:
| 2004 Audi S4 | 1978 Mercury Cougar | |
| Make | Audi | Mercury |
| Model | S4 | Cougar |
| Year Released | 2004 | 1978 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 4941 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 133 HP |
| Engine RPM | 6200 RPM | 3400 RPM |
| Torque | 411 Nm | 336 Nm |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1895 kg | 1855 kg |
| Vehicle Length | 4580 mm | 5480 mm |
| Vehicle Width | 1780 mm | 2010 mm |
| Vehicle Height | 1400 mm | 1340 mm |
| Wheelbase Size | 2770 mm | 2910 mm |
