2004 Audi A4 vs. 1986 Ford Sierra
To start off, 2004 Audi A4 is newer by 18 year(s). Which means there will be less support and parts availability for 1986 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1986 Ford Sierra would be higher. At 1,993 cc (4 cylinders), 1986 Ford Sierra is equipped with a bigger engine. In terms of performance, 1986 Ford Sierra (202 HP @ 6000 RPM) has 32 more horse power than 2004 Audi A4. (170 HP @ 6500 RPM) In normal driving conditions, 1986 Ford Sierra should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 470 kg more than 1986 Ford Sierra.
Because 1986 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 1986 Ford Sierra. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 1986 Ford Sierra (277 Nm) has 42 more torque (in Nm) than 2004 Audi A4. (235 Nm). This means 1986 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A4.
Compare all specifications:
| 2004 Audi A4 | 1986 Ford Sierra | |
| Make | Audi | Ford |
| Model | A4 | Sierra |
| Year Released | 2004 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1784 cc | 1993 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 170 HP | 202 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 235 Nm | 277 Nm |
| Engine Bore Size | 81 mm | 90.8 mm |
| Engine Stroke Size | 86 mm | 77 mm |
| Engine Compression Ratio | 9.3:1 | 8.0:1 |
| Drive Type | Front | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1650 kg | 1180 kg |
| Vehicle Length | 4580 mm | 4430 mm |
| Vehicle Width | 1780 mm | 1730 mm |
| Vehicle Height | 1400 mm | 1430 mm |
| Wheelbase Size | 2580 mm | 2610 mm |
| Fuel Tank Capacity | 70 L | 116 L |
