2008 Infiniti QX56 vs. 1973 Mercedes-Benz 450
To start off, 2008 Infiniti QX56 is newer by 35 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 5,552 cc (8 cylinders), 2008 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2008 Infiniti QX56 (320 HP @ 5200 RPM) has 95 more horse power than 1973 Mercedes-Benz 450. (225 HP @ 5000 RPM). In normal driving conditions, 2008 Infiniti QX56 should accelerate faster than 1973 Mercedes-Benz 450. With that said, vehicle weight also plays an important factor in acceleration. 1973 Mercedes-Benz 450 weights approximately 315 kg more than 2008 Infiniti QX56.
Because 2008 Infiniti QX56 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, 2008 Infiniti QX56 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, 2008 Infiniti QX56 (533 Nm @ 3400 RPM) has 155 more torque (in Nm) than 1973 Mercedes-Benz 450. (378 Nm @ 3000 RPM). This means 2008 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 1973 Mercedes-Benz 450.
Compare all specifications:
| 2008 Infiniti QX56 | 1973 Mercedes-Benz 450 | |
| Make | Infiniti | Mercedes-Benz |
| Model | QX56 | 450 |
| Year Released | 2008 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 5552 cc | 4519 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 320 HP | 225 HP |
| Engine RPM | 5200 RPM | 5000 RPM |
| Torque | 533 Nm | 378 Nm |
| Torque RPM | 3400 RPM | 3000 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1320 kg | 1635 kg |
| Vehicle Length | 5260 mm | 4760 mm |
| Vehicle Width | 2030 mm | 1800 mm |
| Vehicle Height | 2010 mm | 1340 mm |
| Wheelbase Size | 3140 mm | 2820 mm |
| Fuel Tank Capacity | 106 L | 90 L |
