2009 Audi A4 vs. 1984 Ford Fiesta
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 Fiesta. In addition, the cost of maintenance, including insurance, on 1984 Ford Fiesta would be higher. At 1,896 cc (4 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (99 HP @ 4000 RPM) has 50 more horse power than 1984 Ford Fiesta. (49 HP @ 5000 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 1984 Ford Fiesta. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 655 kg more than 1984 Ford Fiesta. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 (250 Nm @ 1900 RPM) has 167 more torque (in Nm) than 1984 Ford Fiesta. (83 Nm @ 2700 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Fiesta.
Compare all specifications:
| 2009 Audi A4 | 1984 Ford Fiesta | |
| Make | Audi | Ford |
| Model | A4 | Fiesta |
| Year Released | 2009 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 1117 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 99 HP | 49 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 250 Nm | 83 Nm |
| Torque RPM | 1900 RPM | 2700 RPM |
| Engine Bore Size | 79.5 mm | 74 mm |
| Engine Stroke Size | 95.5 mm | 65 mm |
| Engine Compression Ratio | 19.0:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1430 kg | 775 kg |
| Vehicle Length | 4550 mm | 3650 mm |
| Vehicle Width | 1780 mm | 1590 mm |
| Vehicle Height | 1430 mm | 1340 mm |
| Wheelbase Size | 2660 mm | 2300 mm |
