2005 Mercedes-Benz E vs. 1968 Opel Diplomat
To start off, 2005 Mercedes-Benz E is newer by 37 year(s). Which means there will be less support and parts availability for 1968 Opel Diplomat. In addition, the cost of maintenance, including insurance, on 1968 Opel Diplomat would be higher. At 5,354 cc (8 cylinders), 1968 Opel Diplomat is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz E (302 HP @ 5600 RPM) has 75 more horse power than 1968 Opel Diplomat. (227 HP @ 4700 RPM). In normal driving conditions, 2005 Mercedes-Benz E should accelerate faster than 1968 Opel Diplomat. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz E weights approximately 176 kg more than 1968 Opel Diplomat. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2005 Mercedes-Benz E (460 Nm @ 2700 RPM) has 33 more torque (in Nm) than 1968 Opel Diplomat. (427 Nm @ 3000 RPM). This means 2005 Mercedes-Benz E will have an easier job in driving up hills or pulling heavy equipment than 1968 Opel Diplomat.
Compare all specifications:
| 2005 Mercedes-Benz E | 1968 Opel Diplomat | |
| Make | Mercedes-Benz | Opel |
| Model | E | Diplomat |
| Year Released | 2005 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 4966 cc | 5354 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 3 valves | 2 valves |
| Horse Power | 302 HP | 227 HP |
| Engine RPM | 5600 RPM | 4700 RPM |
| Torque | 460 Nm | 427 Nm |
| Torque RPM | 2700 RPM | 3000 RPM |
| Engine Bore Size | 97 mm | 101.6 mm |
| Engine Stroke Size | 84 mm | 82.6 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Top Speed | 250 km/hour | 202 km/hour |
| Acceleration 0-100mph | 6.5 seconds | 10.3 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1866 kg | 1690 kg |
| Vehicle Length | 4860 mm | 4960 mm |
| Vehicle Width | 1830 mm | 1910 mm |
| Vehicle Height | 1490 mm | 1450 mm |
| Wheelbase Size | 2970 mm | 2850 mm |
| Fuel Tank Capacity | 80 L | 80 L |
