1978 Opel Manta vs. 2004 Xedos 9
To start off, 2004 Xedos 9 is newer by 26 year(s). Which means there will be less support and parts availability for 1978 Opel Manta. In addition, the cost of maintenance, including insurance, on 1978 Opel Manta would be higher. At 2,497 cc (6 cylinders), 2004 Xedos 9 is equipped with a bigger engine. In terms of performance, 2004 Xedos 9 (161 HP @ 6000 RPM) has 61 more horse power than 1978 Opel Manta. (100 HP @ 5400 RPM) In normal driving conditions, 2004 Xedos 9 should accelerate faster than 1978 Opel Manta. With that said, vehicle weight also plays an important factor in acceleration. 2004 Xedos 9 weights approximately 535 kg more than 1978 Opel Manta. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 Xedos 9 (212 Nm @ 4900 RPM) has 77 more torque (in Nm) than 1978 Opel Manta. (135 Nm @ 3800 RPM). This means 2004 Xedos 9 will have an easier job in driving up hills or pulling heavy equipment than 1978 Opel Manta.
Compare all specifications:
| 1978 Opel Manta | 2004 Xedos 9 | |
| Make | Opel | Xedos |
| Model | Manta | 9 |
| Year Released | 1978 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1979 cc | 2497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 161 HP |
| Engine RPM | 5400 RPM | 6000 RPM |
| Torque | 135 Nm | 212 Nm |
| Torque RPM | 3800 RPM | 4900 RPM |
| Vehicle Weight | 1050 kg | 1585 kg |
| Vehicle Length | 4460 mm | 4880 mm |
| Vehicle Width | 1680 mm | 1780 mm |
| Vehicle Height | 1340 mm | 1400 mm |
| Wheelbase Size | 2520 mm | 2760 mm |
