2007 Audi A4 vs. 1973 Mercedes-Benz 450
To start off, 2007 Audi A4 is newer by 34 year(s). Which means there will be less support and parts availability for 1973 Mercedes-Benz 450. In addition, the cost of maintenance, including insurance, on 1973 Mercedes-Benz 450 would be higher. At 4,519 cc (8 cylinders), 1973 Mercedes-Benz 450 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (252 HP @ 5100 RPM) has 27 more horse power than 1973 Mercedes-Benz 450. (225 HP @ 5000 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 1973 Mercedes-Benz 450. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 105 kg more than 1973 Mercedes-Benz 450. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Mercedes-Benz 450. In wet, icy, snow, or gravel driving conditions, 2007 Audi A4 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1973 Mercedes-Benz 450 (378 Nm @ 3000 RPM) has 48 more torque (in Nm) than 2007 Audi A4. (330 Nm @ 3250 RPM). This means 1973 Mercedes-Benz 450 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2007 Audi A4 | 1973 Mercedes-Benz 450 | |
| Make | Audi | Mercedes-Benz |
| Model | A4 | 450 |
| Year Released | 2007 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 3121 cc | 4519 cc |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 252 HP | 225 HP |
| Engine RPM | 5100 RPM | 5000 RPM |
| Torque | 330 Nm | 378 Nm |
| Torque RPM | 3250 RPM | 3000 RPM |
| Engine Bore Size | 84.5 mm | 92 mm |
| Engine Stroke Size | 92.8 mm | 85 mm |
| Engine Compression Ratio | 12.5:1 | 8.8:1 |
| Top Speed | 250 km/hour | 215 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 8.8 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1740 kg | 1635 kg |
| Vehicle Length | 4580 mm | 4760 mm |
| Vehicle Width | 1400 mm | 1800 mm |
| Vehicle Height | 1780 mm | 1340 mm |
| Wheelbase Size | 2660 mm | 2820 mm |
| Fuel Tank Capacity | 70 L | 90 L |
