1976 Alfa Romeo Navajo vs. 1973 Opel Manta
To start off, 1976 Alfa Romeo Navajo is newer by 3 year(s). Which means there will be less support and parts availability for 1973 Opel Manta. In addition, the cost of maintenance, including insurance, on 1973 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 169 more horse power than 1973 Opel Manta. (59 HP @ 5400 RPM). In normal driving conditions, 1976 Alfa Romeo Navajo should accelerate faster than 1973 Opel Manta. With that said, vehicle weight also plays an important factor in acceleration. 1973 Opel Manta weights approximately 60 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 216 more torque (in Nm) than 1973 Opel Manta. (90 Nm @ 3000 RPM). This means 1976 Alfa Romeo Navajo will have an easier job in driving up hills or pulling heavy equipment than 1973 Opel Manta.
Compare all specifications:
| 1976 Alfa Romeo Navajo | 1973 Opel Manta | |
| Make | Alfa Romeo | Opel |
| Model | Navajo | Manta |
| Year Released | 1976 | 1973 |
| Engine Position | Middle | Front |
| Engine Size | 1995 cc | 1196 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 228 HP | 59 HP |
| Engine RPM | 8800 RPM | 5400 RPM |
| Torque | 306 Nm | 90 Nm |
| Torque RPM | 7000 RPM | 3000 RPM |
| Engine Bore Size | 78 mm | 79.1 mm |
| Engine Stroke Size | 52.2 mm | 61 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Vehicle Weight | 870 kg | 930 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 |
