2005 Audi S4 vs. 1971 Mercury Montego
To start off, 2005 Audi S4 is newer by 34 year(s). Which means there will be less support and parts availability for 1971 Mercury Montego. In addition, the cost of maintenance, including insurance, on 1971 Mercury Montego would be higher. At 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 244 more horse power than 1971 Mercury Montego. (96 HP @ 3600 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1971 Mercury Montego. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 145 kg more than 1971 Mercury Montego. 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 162 more torque (in Nm) than 1971 Mercury Montego. (248 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1971 Mercury Montego.
Compare all specifications:
| 2005 Audi S4 | 1971 Mercury Montego | |
| Make | Audi | Mercury |
| Model | S4 | Montego |
| Year Released | 2005 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 4095 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 96 HP |
| Engine RPM | 6300 RPM | 3600 RPM |
| Torque | 410 Nm | 248 Nm |
| Engine Bore Size | 85 mm | 93.5 mm |
| Engine Stroke Size | 93 mm | 99.3 mm |
| Engine Compression Ratio | 11.0:1 | 8.0:1 |
| Number of Seats | 4 seats | 6 seats |
| Vehicle Weight | 1840 kg | 1695 kg |
| Vehicle Length | 4580 mm | 5300 mm |
| Vehicle Width | 1780 mm | 2010 mm |
| Vehicle Height | 1400 mm | 1350 mm |
| Wheelbase Size | 2660 mm | 3010 mm |
