1987 Ford Sierra vs. 1984 Renault 25
To start off, 1987 Ford Sierra is newer by 3 year(s). Which means there will be less support and parts availability for 1984 Renault 25. In addition, the cost of maintenance, including insurance, on 1984 Renault 25 would be higher. At 2,165 cc (4 cylinders), 1984 Renault 25 is equipped with a bigger engine. In terms of performance, 1987 Ford Sierra (204 HP @ 6250 RPM) has 82 more horse power than 1984 Renault 25. (122 HP @ 5250 RPM). In normal driving conditions, 1987 Ford Sierra should accelerate faster than 1984 Renault 25. With that said, vehicle weight also plays an important factor in acceleration. 1987 Ford Sierra weights approximately 50 kg more than 1984 Renault 25. 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 (277 Nm @ 4500 RPM) has 84 more torque (in Nm) than 1984 Renault 25. (193 Nm @ 2750 RPM). This means 1987 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1984 Renault 25.
Compare all specifications:
| 1987 Ford Sierra | 1984 Renault 25 | |
| Make | Ford | Renault |
| Model | Sierra | 25 |
| Year Released | 1987 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 2165 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 204 HP | 122 HP |
| Engine RPM | 6250 RPM | 5250 RPM |
| Torque | 277 Nm | 193 Nm |
| Torque RPM | 4500 RPM | 2750 RPM |
| Engine Bore Size | 90.8 mm | 88 mm |
| Engine Stroke Size | 77 mm | 89 mm |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1200 kg |
| Vehicle Length | 4470 mm | 4630 mm |
| Vehicle Width | 1710 mm | 1780 mm |
| Vehicle Height | 1380 mm | 1410 mm |
| Wheelbase Size | 2500 mm | 2730 mm |
