1991 Ford Sierra vs. 2007 Subaru Outback
To start off, 2007 Subaru Outback is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1991 Ford Sierra would be higher. At 2,457 cc (4 cylinders), 2007 Subaru Outback is equipped with a bigger engine. In terms of performance, 2007 Subaru Outback (243 HP @ 6000 RPM) has 169 more horse power than 1991 Ford Sierra. (74 HP @ 4900 RPM) In normal driving conditions, 2007 Subaru Outback should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Subaru Outback weights approximately 573 kg more than 1991 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Subaru Outback is four wheel drive (4WD), it will have significant more traction and grip than 1991 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 2007 Subaru Outback will offer significantly more control. 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, 2007 Subaru Outback (327 Nm @ 3600 RPM) has 204 more torque (in Nm) than 1991 Ford Sierra. (123 Nm @ 2900 RPM). This means 2007 Subaru Outback will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra.
Compare all specifications:
| 1991 Ford Sierra | 2007 Subaru Outback | |
| Make | Ford | Subaru |
| Model | Sierra | Outback |
| Year Released | 1991 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1597 cc | 2457 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 74 HP | 243 HP |
| Engine RPM | 4900 RPM | 6000 RPM |
| Torque | 123 Nm | 327 Nm |
| Torque RPM | 2900 RPM | 3600 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1015 kg | 1588 kg |
| Vehicle Length | 4430 mm | 4800 mm |
| Vehicle Width | 1700 mm | 1780 mm |
| Vehicle Height | 1370 mm | 1610 mm |
| Wheelbase Size | 2620 mm | 2680 mm |
