1989 Ford Sierra vs. 1981 Renault 9
To start off, 1989 Ford Sierra is newer by 8 year(s). Which means there will be less support and parts availability for 1981 Renault 9. In addition, the cost of maintenance, including insurance, on 1981 Renault 9 would be higher. At 1,993 cc (4 cylinders), 1989 Ford Sierra is equipped with a bigger engine. In terms of performance, 1989 Ford Sierra (101 HP @ 5200 RPM) has 54 more horse power than 1981 Renault 9. (47 HP @ 5250 RPM). In normal driving conditions, 1989 Ford Sierra should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 1989 Ford Sierra weights approximately 326 kg more than 1981 Renault 9. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1989 Ford Sierra | 1981 Renault 9 | |
| Make | Ford | Renault |
| Model | Sierra | 9 |
| Year Released | 1989 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 1108 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 101 HP | 47 HP |
| Engine RPM | 5200 RPM | 5250 RPM |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 90.8 mm | 70 mm |
| Engine Stroke Size | 77 mm | 72 mm |
| Engine Compression Ratio | 9.2:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1146 kg | 820 kg |
| Vehicle Length | 4430 mm | 4070 mm |
| Vehicle Width | 1730 mm | 1660 mm |
| Vehicle Height | 1380 mm | 1410 mm |
| Wheelbase Size | 2830 mm | 2490 mm |
| Fuel Tank Capacity | 55 L | 38 L |
