1968 Fiat 125 vs. 1987 Ford Sierra
To start off, 1987 Ford Sierra is newer by 19 year(s). Which means there will be less support and parts availability for 1968 Fiat 125. In addition, the cost of maintenance, including insurance, on 1968 Fiat 125 would be higher. At 2,292 cc (4 cylinders), 1987 Ford Sierra is equipped with a bigger engine. In terms of performance, 1987 Ford Sierra (112 HP @ 5300 RPM) has 22 more horse power than 1968 Fiat 125. (90 HP @ 5600 RPM) In normal driving conditions, 1987 Ford Sierra should accelerate faster than 1968 Fiat 125. With that said, vehicle weight also plays an important factor in acceleration. 1987 Ford Sierra weights approximately 175 kg more than 1968 Fiat 125. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1987 Ford Sierra (180 Nm @ 3000 RPM) has 49 more torque (in Nm) than 1968 Fiat 125. (131 Nm @ 4000 RPM). This means 1987 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1968 Fiat 125.
Compare all specifications:
| 1968 Fiat 125 | 1987 Ford Sierra | |
| Make | Fiat | Ford |
| Model | 125 | Sierra |
| Year Released | 1968 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 1608 cc | 2292 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 90 HP | 112 HP |
| Engine RPM | 5600 RPM | 5300 RPM |
| Torque | 131 Nm | 180 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Bore Size | 80 mm | 96 mm |
| Engine Stroke Size | 80 mm | 79.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 960 kg | 1135 kg |
| Vehicle Length | 4230 mm | 4500 mm |
| Vehicle Width | 1610 mm | 1680 mm |
| Vehicle Height | 1450 mm | 1400 mm |
| Wheelbase Size | 2430 mm | 2620 mm |
