1975 Opel Manta vs. 1998 Porsche 993
To start off, 1998 Porsche 993 is newer by 23 year(s). Which means there will be less support and parts availability for 1975 Opel Manta. In addition, the cost of maintenance, including insurance, on 1975 Opel Manta would be higher. At 3,598 cc (6 cylinders), 1998 Porsche 993 is equipped with a bigger engine. In terms of performance, 1998 Porsche 993 (395 HP @ 5750 RPM) has 328 more horse power than 1975 Opel Manta. (67 HP @ 5200 RPM) In normal driving conditions, 1998 Porsche 993 should accelerate faster than 1975 Opel Manta. With that said, vehicle weight also plays an important factor in acceleration. 1998 Porsche 993 weights approximately 552 kg more than 1975 Opel Manta. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1998 Porsche 993 is four wheel drive (4WD), it will have significant more traction and grip than 1975 Opel Manta. In wet, icy, snow, or gravel driving conditions, 1998 Porsche 993 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, 1998 Porsche 993 (542 Nm @ 4500 RPM) has 434 more torque (in Nm) than 1975 Opel Manta. (108 Nm @ 3400 RPM). This means 1998 Porsche 993 will have an easier job in driving up hills or pulling heavy equipment than 1975 Opel Manta.
Compare all specifications:
| 1975 Opel Manta | 1998 Porsche 993 | |
| Make | Opel | Porsche |
| Model | Manta | 993 |
| Year Released | 1975 | 1998 |
| Engine Position | Front | Rear |
| Engine Size | 1584 cc | 3598 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 67 HP | 395 HP |
| Engine RPM | 5200 RPM | 5750 RPM |
| Torque | 108 Nm | 542 Nm |
| Torque RPM | 3400 RPM | 4500 RPM |
| Engine Bore Size | 85 mm | 100 mm |
| Engine Stroke Size | 69.8 mm | 76.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Weight | 948 kg | 1500 kg |
| Vehicle Length | 4300 mm | 4270 mm |
| Vehicle Width | 1640 mm | 1740 mm |
| Vehicle Height | 1360 mm | 1320 mm |
| Wheelbase Size | 2440 mm | 2280 mm |
