1970 Fiat 125 vs. 1978 Opel Senator
To start off, 1978 Opel Senator is newer by 8 year(s). Which means there will be less support and parts availability for 1970 Fiat 125. In addition, the cost of maintenance, including insurance, on 1970 Fiat 125 would be higher. At 2,969 cc (6 cylinders), 1978 Opel Senator is equipped with a bigger engine. In terms of performance, 1978 Opel Senator (177 HP @ 5800 RPM) has 87 more horse power than 1970 Fiat 125. (90 HP @ 5600 RPM) In normal driving conditions, 1978 Opel Senator should accelerate faster than 1970 Fiat 125. With that said, vehicle weight also plays an important factor in acceleration. 1978 Opel Senator weights approximately 525 kg more than 1970 Fiat 125. 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, 1978 Opel Senator (248 Nm @ 4200 RPM) has 117 more torque (in Nm) than 1970 Fiat 125. (131 Nm @ 4000 RPM). This means 1978 Opel Senator will have an easier job in driving up hills or pulling heavy equipment than 1970 Fiat 125.
Compare all specifications:
| 1970 Fiat 125 | 1978 Opel Senator | |
| Make | Fiat | Opel |
| Model | 125 | Senator |
| Year Released | 1970 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 1607 cc | 2969 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 90 HP | 177 HP |
| Engine RPM | 5600 RPM | 5800 RPM |
| Torque | 131 Nm | 248 Nm |
| Torque RPM | 4000 RPM | 4200 RPM |
| Engine Bore Size | 80 mm | 95 mm |
| Engine Stroke Size | 80 mm | 69.8 mm |
| Engine Compression Ratio | 8.8:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 161 km/hour | 209 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 960 kg | 1485 kg |
| Vehicle Length | 4230 mm | 4700 mm |
| Vehicle Width | 1610 mm | 1730 mm |
| Vehicle Height | 1450 mm | 1390 mm |
| Wheelbase Size | 2430 mm | 2670 mm |
| Fuel Tank Capacity | 45 L | 70 L |
