1984 Ford Sierra vs. 2011 Porsche 911
To start off, 2011 Porsche 911 is newer by 27 year(s). Which means there will be less support and parts availability for 1984 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1984 Ford Sierra would be higher. At 3,600 cc (6 cylinders), 2011 Porsche 911 is equipped with a bigger engine. In terms of performance, 2011 Porsche 911 (345 HP @ 6500 RPM) has 279 more horse power than 1984 Ford Sierra. (66 HP @ 4200 RPM) In normal driving conditions, 2011 Porsche 911 should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2011 Porsche 911 weights approximately 295 kg more than 1984 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Porsche 911 is all wheel drive (AWD), it will have significant more traction and grip than 1984 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 2011 Porsche 911 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, 2011 Porsche 911 (390 Nm @ 4400 RPM) has 250 more torque (in Nm) than 1984 Ford Sierra. (140 Nm @ 2000 RPM). This means 2011 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra.
Compare all specifications:
| 1984 Ford Sierra | 2011 Porsche 911 | |
| Make | Ford | Porsche |
| Model | Sierra | 911 |
| Year Released | 1984 | 2011 |
| Engine Position | Front | Rear |
| Engine Size | 2304 cc | 3600 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 66 HP | 345 HP |
| Engine RPM | 4200 RPM | 6500 RPM |
| Torque | 140 Nm | 390 Nm |
| Torque RPM | 2000 RPM | 4400 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1235 kg | 1530 kg |
| Vehicle Length | 4510 mm | 4460 mm |
| Vehicle Width | 1740 mm | 1852 mm |
| Vehicle Height | 1450 mm | 1311 mm |
| Wheelbase Size | 2620 mm | 2350 mm |
| Fuel Tank Capacity | 60 L | 67 L |
