2005 Audi A4 vs. 1987 Ford Sierra
To start off, 2005 Audi A4 is newer by 18 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 1,993 cc (4 cylinders), 1987 Ford Sierra is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (138 HP @ 4000 RPM) has 34 more horse power than 1987 Ford Sierra. (104 HP @ 5200 RPM). In normal driving conditions, 2005 Audi A4 should accelerate faster than 1987 Ford Sierra.
Because 1987 Ford Sierra is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1987 Ford Sierra. However, in wet, icy, snow, or gravel driving conditions, 2005 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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, 2005 Audi A4 (320 Nm @ 1750 RPM) has 160 more torque (in Nm) than 1987 Ford Sierra. (160 Nm @ 4000 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 2005 Audi A4 | 1987 Ford Sierra | |
| Make | Audi | Ford |
| Model | A4 | Sierra |
| Year Released | 2005 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1993 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 104 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 320 Nm | 160 Nm |
| Torque RPM | 1750 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 90.9 mm |
| Engine Stroke Size | 95.5 mm | 77 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4550 mm | 4430 mm |
| Vehicle Width | 1780 mm | 1700 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2660 mm | 2620 mm |
