1976 Alfa Romeo Navajo vs. 1970 Opel Manta
To start off, 1976 Alfa Romeo Navajo is newer by 6 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 1,995 cc (8 cylinders), 1976 Alfa Romeo Navajo is equipped with a bigger engine. In terms of performance, 1976 Alfa Romeo Navajo (228 HP @ 8800 RPM) has 161 more horse power than 1970 Opel Manta. (67 HP @ 5200 RPM). In normal driving conditions, 1976 Alfa Romeo Navajo should accelerate faster than 1970 Opel Manta. With that said, vehicle weight also plays an important factor in acceleration. 1970 Opel Manta weights approximately 75 kg more than 1976 Alfa Romeo Navajo.
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, 1976 Alfa Romeo Navajo (306 Nm @ 7000 RPM) has 198 more torque (in Nm) than 1970 Opel Manta. (108 Nm @ 3400 RPM). This means 1976 Alfa Romeo Navajo will have an easier job in driving up hills or pulling heavy equipment than 1970 Opel Manta.
Compare all specifications:
| 1976 Alfa Romeo Navajo | 1970 Opel Manta | |
| Make | Alfa Romeo | Opel |
| Model | Navajo | Manta |
| Year Released | 1976 | 1970 |
| Engine Position | Middle | Front |
| Engine Size | 1995 cc | 1584 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 228 HP | 67 HP |
| Engine RPM | 8800 RPM | 5200 RPM |
| Torque | 306 Nm | 108 Nm |
| Torque RPM | 7000 RPM | 3400 RPM |
| Engine Bore Size | 78 mm | 85.1 mm |
| Engine Stroke Size | 52.2 mm | 69.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 4 seats |
| Vehicle Weight | 870 kg | 945 kg |
| Vehicle Length | 3810 mm | 4300 mm |
| Vehicle Width | 1870 mm | 1640 mm |
| Vehicle Height | 1060 mm | 1360 mm |
| Wheelbase Size | 2440 mm | 2440 mm |
