1978 Opel Manta vs. 1985 Volvo 780
To start off, 1985 Volvo 780 is newer by 7 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 2,383 cc (6 cylinders), 1985 Volvo 780 is equipped with a bigger engine. In terms of performance, 1985 Volvo 780 (127 HP @ 4800 RPM) has 27 more horse power than 1978 Opel Manta. (100 HP @ 5400 RPM) In normal driving conditions, 1985 Volvo 780 should accelerate faster than 1978 Opel Manta. With that said, vehicle weight also plays an important factor in acceleration. 1985 Volvo 780 weights approximately 420 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.
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, 1985 Volvo 780 (250 Nm @ 2400 RPM) has 115 more torque (in Nm) than 1978 Opel Manta. (135 Nm @ 3800 RPM). This means 1985 Volvo 780 will have an easier job in driving up hills or pulling heavy equipment than 1978 Opel Manta.
Compare all specifications:
| 1978 Opel Manta | 1985 Volvo 780 | |
| Make | Opel | Volvo |
| Model | Manta | 780 |
| Year Released | 1978 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 1979 cc | 2383 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 127 HP |
| Engine RPM | 5400 RPM | 4800 RPM |
| Torque | 135 Nm | 250 Nm |
| Torque RPM | 3800 RPM | 2400 RPM |
| Engine Compression Ratio | 9.0:1 | 23.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1050 kg | 1470 kg |
| Vehicle Length | 4460 mm | 4800 mm |
| Vehicle Width | 1680 mm | 1760 mm |
| Vehicle Height | 1340 mm | 1410 mm |
| Wheelbase Size | 2520 mm | 2780 mm |
| Fuel Tank Capacity | 50 L | 80 L |
