1987 Ford Sierra vs. 2002 Oldsmobile Alero
To start off, 2002 Oldsmobile Alero is newer by 15 year(s). Which means there will be less support and parts availability for 1987 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1987 Ford Sierra would be higher. At 2,392 cc (4 cylinders), 2002 Oldsmobile Alero is equipped with a bigger engine. In terms of performance, 2002 Oldsmobile Alero (148 HP @ 5600 RPM) has 36 more horse power than 1987 Ford Sierra. (112 HP @ 5300 RPM) In normal driving conditions, 2002 Oldsmobile Alero should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2002 Oldsmobile Alero weights approximately 235 kg more than 1987 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2002 Oldsmobile Alero (210 Nm @ 4400 RPM) has 30 more torque (in Nm) than 1987 Ford Sierra. (180 Nm @ 3000 RPM). This means 2002 Oldsmobile Alero will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 1987 Ford Sierra | 2002 Oldsmobile Alero | |
| Make | Ford | Oldsmobile |
| Model | Sierra | Alero |
| Year Released | 1987 | 2002 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2292 cc | 2392 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 112 HP | 148 HP |
| Engine RPM | 5300 RPM | 5600 RPM |
| Torque | 180 Nm | 210 Nm |
| Torque RPM | 3000 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1135 kg | 1370 kg |
| Vehicle Length | 4500 mm | 4750 mm |
| Vehicle Width | 1680 mm | 1790 mm |
| Vehicle Height | 1400 mm | 1390 mm |
| Wheelbase Size | 2620 mm | 2720 mm |
