2005 Audi S4 vs. 1978 Ford Mustang
To start off, 2005 Audi S4 is newer by 27 year(s). Which means there will be less support and parts availability for 1978 Ford Mustang. In addition, the cost of maintenance, including insurance, on 1978 Ford Mustang 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 @ 4000 RPM) has 253 more horse power than 1978 Ford Mustang. (87 HP @ 4800 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1978 Ford Mustang. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 585 kg more than 1978 Ford Mustang. 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 249 more torque (in Nm) than 1978 Ford Mustang. (161 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1978 Ford Mustang.
Compare all specifications:
| 2005 Audi S4 | 1978 Ford Mustang | |
| Make | Audi | Ford |
| Model | S4 | Mustang |
| Year Released | 2005 | 1978 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2294 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 87 HP |
| Engine RPM | 4000 RPM | 4800 RPM |
| Torque | 410 Nm | 161 Nm |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1770 kg | 1185 kg |
| Vehicle Length | 4550 mm | 4560 mm |
| Vehicle Width | 1770 mm | 1720 mm |
| Vehicle Height | 1430 mm | 1320 mm |
| Wheelbase Size | 2770 mm | 2560 mm |
