1987 Ford Sierra vs. 1994 Porsche 928
To start off, 1994 Porsche 928 is newer by 7 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 4,664 cc (8 cylinders), 1994 Porsche 928 is equipped with a bigger engine. In terms of performance, 1994 Porsche 928 (306 HP @ 5900 RPM) has 232 more horse power than 1987 Ford Sierra. (74 HP @ 4900 RPM) In normal driving conditions, 1994 Porsche 928 should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1994 Porsche 928 weights approximately 510 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, 1994 Porsche 928 (409 Nm @ 4100 RPM) has 286 more torque (in Nm) than 1987 Ford Sierra. (123 Nm @ 2900 RPM). This means 1994 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 1987 Ford Sierra | 1994 Porsche 928 | |
| Make | Ford | Porsche |
| Model | Sierra | 928 |
| Year Released | 1987 | 1994 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 4664 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 74 HP | 306 HP |
| Engine RPM | 4900 RPM | 5900 RPM |
| Torque | 123 Nm | 409 Nm |
| Torque RPM | 2900 RPM | 4100 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1020 kg | 1530 kg |
| Vehicle Length | 4430 mm | 4450 mm |
| Vehicle Width | 1700 mm | 1840 mm |
| Vehicle Height | 1370 mm | 1290 mm |
| Wheelbase Size | 2620 mm | 2510 mm |
