1984 Ford Sierra vs. 1973 Opel Manta
To start off, 1984 Ford Sierra is newer by 11 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 1,294 cc (4 cylinders), 1984 Ford Sierra is equipped with a bigger engine. In terms of performance, both vehicles can yield 59 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 1984 Ford Sierra weights approximately 40 kg more than 1973 Opel Manta.
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, 1984 Ford Sierra (98 Nm @ 3100 RPM) has 8 more torque (in Nm) than 1973 Opel Manta. (90 Nm @ 3000 RPM). This means 1984 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1973 Opel Manta.
Compare all specifications:
| 1984 Ford Sierra | 1973 Opel Manta | |
| Make | Ford | Opel |
| Model | Sierra | Manta |
| Year Released | 1984 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1294 cc | 1196 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 59 HP | 59 HP |
| Engine RPM | 5700 RPM | 5400 RPM |
| Torque | 98 Nm | 90 Nm |
| Torque RPM | 3100 RPM | 3000 RPM |
| Engine Bore Size | 79.1 mm | 79.1 mm |
| Engine Stroke Size | 66 mm | 61 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 970 kg | 930 kg |
| Vehicle Length | 4400 mm | 4300 mm |
| Vehicle Width | 1710 mm | 1640 mm |
| Vehicle Height | 1420 mm | 1360 mm |
| Wheelbase Size | 2610 mm | 2440 mm |
