2009 Audi A4 vs. 1984 Ford Sierra
To start off, 2009 Audi A4 is newer by 25 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 3,189 cc (6 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (252 HP @ 6500 RPM) has 186 more horse power than 1984 Ford Sierra. (66 HP @ 4200 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1984 Ford Sierra weights approximately 300 kg more than 2009 Audi A4.
Because 1984 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 1984 Ford Sierra. However, in wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A4 (330 Nm @ 3250 RPM) has 190 more torque (in Nm) than 1984 Ford Sierra. (140 Nm @ 2000 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra.
Compare all specifications:
| 2009 Audi A4 | 1984 Ford Sierra | |
| Make | Audi | Ford |
| Model | A4 | Sierra |
| Year Released | 2009 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 3189 cc | 2304 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 252 HP | 66 HP |
| Engine RPM | 6500 RPM | 4200 RPM |
| Torque | 330 Nm | 140 Nm |
| Torque RPM | 3250 RPM | 2000 RPM |
| Engine Bore Size | 84.5 mm | 94 mm |
| Engine Stroke Size | 92.8 mm | 83 mm |
| Top Speed | 228 km/hour | 155 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 895 kg | 1195 kg |
| Vehicle Length | 4550 mm | 4420 mm |
| Vehicle Width | 1780 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1420 mm |
| Wheelbase Size | 2660 mm | 2620 mm |
| Fuel Tank Capacity | 70 L | 60 L |
