1980 Alfa Romeo GTV vs. 1970 Opel Manta
To start off, 1980 Alfa Romeo GTV is newer by 10 year(s). Which means there will be less support and parts availability for 1970 Opel Manta. In addition, the cost of maintenance, including insurance, on 1970 Opel Manta would be higher. At 2,492 cc (6 cylinders), 1980 Alfa Romeo GTV is equipped with a bigger engine. In terms of performance, 1980 Alfa Romeo GTV (158 HP @ 5600 RPM) has 69 more horse power than 1970 Opel Manta. (89 HP @ 5200 RPM). In normal driving conditions, 1980 Alfa Romeo GTV should accelerate faster than 1970 Opel Manta. With that said, vehicle weight also plays an important factor in acceleration. 1980 Alfa Romeo GTV weights approximately 210 kg more than 1970 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, 1980 Alfa Romeo GTV (220 Nm @ 4000 RPM) has 74 more torque (in Nm) than 1970 Opel Manta. (146 Nm @ 2500 RPM). This means 1980 Alfa Romeo GTV will have an easier job in driving up hills or pulling heavy equipment than 1970 Opel Manta.
Compare all specifications:
| 1980 Alfa Romeo GTV | 1970 Opel Manta | |
| Make | Alfa Romeo | Opel |
| Model | GTV | Manta |
| Year Released | 1980 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 1897 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 158 HP | 89 HP |
| Engine RPM | 5600 RPM | 5200 RPM |
| Torque | 220 Nm | 146 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 88.1 mm | 93.1 mm |
| Engine Stroke Size | 68.3 mm | 69.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Weight | 1210 kg | 1000 kg |
| Vehicle Length | 4270 mm | 4300 mm |
| Vehicle Width | 1670 mm | 1640 mm |
| Vehicle Height | 1340 mm | 1360 mm |
| Wheelbase Size | 2410 mm | 2440 mm |
