1968 Opel Diplomat vs. 1995 Porsche 968
To start off, 1995 Porsche 968 is newer by 27 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, 1995 Porsche 968 (240 HP @ 6200 RPM) has 13 more horse power than 1968 Opel Diplomat. (227 HP @ 4700 RPM) In normal driving conditions, 1995 Porsche 968 should accelerate faster than 1968 Opel Diplomat. With that said, vehicle weight also plays an important factor in acceleration. 1968 Opel Diplomat weights approximately 290 kg more than 1995 Porsche 968.
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, 1968 Opel Diplomat (427 Nm @ 3000 RPM) has 122 more torque (in Nm) than 1995 Porsche 968. (305 Nm @ 4100 RPM). This means 1968 Opel Diplomat will have an easier job in driving up hills or pulling heavy equipment than 1995 Porsche 968. 1968 Opel Diplomat has automatic transmission and 1995 Porsche 968 has manual transmission. 1995 Porsche 968 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1968 Opel Diplomat will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1968 Opel Diplomat | 1995 Porsche 968 | |
| Make | Opel | Porsche |
| Model | Diplomat | 968 |
| Year Released | 1968 | 1995 |
| Engine Position | Front | Front |
| Engine Size | 5354 cc | 2990 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 227 HP | 240 HP |
| Engine RPM | 4700 RPM | 6200 RPM |
| Torque | 427 Nm | 305 Nm |
| Torque RPM | 3000 RPM | 4100 RPM |
| Engine Bore Size | 101.6 mm | 104 mm |
| Engine Stroke Size | 82.6 mm | 88 mm |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Top Speed | 202 km/hour | 255 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1690 kg | 1400 kg |
| Vehicle Length | 4960 mm | 4350 mm |
| Vehicle Width | 1910 mm | 1740 mm |
| Vehicle Height | 1450 mm | 1280 mm |
| Wheelbase Size | 2850 mm | 2510 mm |
| Fuel Tank Capacity | 80 L | 74 L |
