2007 Audi S4 vs. 1985 Mercedes-Benz 420
To start off, 2007 Audi S4 is newer by 22 year(s). Which means there will be less support and parts availability for 1985 Mercedes-Benz 420. In addition, the cost of maintenance, including insurance, on 1985 Mercedes-Benz 420 would be higher. At 4,196 cc (8 cylinders), 1985 Mercedes-Benz 420 is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (341 HP @ 7000 RPM) has 122 more horse power than 1985 Mercedes-Benz 420. (219 HP @ 5200 RPM). In normal driving conditions, 2007 Audi S4 should accelerate faster than 1985 Mercedes-Benz 420.
Let's talk about torque, 2007 Audi S4 (410 Nm @ 3500 RPM) has 81 more torque (in Nm) than 1985 Mercedes-Benz 420. (329 Nm @ 3750 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1985 Mercedes-Benz 420.
Compare all specifications:
| 2007 Audi S4 | 1985 Mercedes-Benz 420 | |
| Make | Audi | Mercedes-Benz |
| Model | S4 | 420 |
| Year Released | 2007 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 4196 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 341 HP | 219 HP |
| Engine RPM | 7000 RPM | 5200 RPM |
| Torque | 410 Nm | 329 Nm |
| Torque RPM | 3500 RPM | 3750 RPM |
| Engine Bore Size | 84.6 mm | 92 mm |
| Engine Stroke Size | 92.7 mm | 78.9 mm |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Top Speed | 249 km/hour | 214 km/hour |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4590 mm | 4400 mm |
| Vehicle Width | 1730 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1300 mm |
| Wheelbase Size | 2650 mm | 2460 mm |
