2004 Audi A4 vs. 1981 Ford Fiesta
To start off, 2004 Audi A4 is newer by 23 year(s). Which means there will be less support and parts availability for 1981 Ford Fiesta. In addition, the cost of maintenance, including insurance, on 1981 Ford Fiesta would be higher. At 1,781 cc (4 cylinders), 2004 Audi A4 is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (160 HP @ 5700 RPM) has 77 more horse power than 1981 Ford Fiesta. (83 HP @ 5500 RPM). In normal driving conditions, 2004 Audi A4 should accelerate faster than 1981 Ford Fiesta. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 676 kg more than 1981 Ford Fiesta. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1981 Ford Fiesta. In wet, icy, snow, or gravel driving conditions, 2004 Audi A4 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, 2004 Audi A4 (225 Nm @ 1950 RPM) has 99 more torque (in Nm) than 1981 Ford Fiesta. (126 Nm @ 2800 RPM). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1981 Ford Fiesta.
Compare all specifications:
| 2004 Audi A4 | 1981 Ford Fiesta | |
| Make | Audi | Ford |
| Model | A4 | Fiesta |
| Year Released | 2004 | 1981 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 160 HP | 83 HP |
| Engine RPM | 5700 RPM | 5500 RPM |
| Torque | 225 Nm | 126 Nm |
| Torque RPM | 1950 RPM | 2800 RPM |
| Engine Bore Size | 81 mm | 81 mm |
| Engine Stroke Size | 86.4 mm | 77.6 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 226 km/hour | 171 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1476 kg | 800 kg |
| Vehicle Length | 4550 mm | 3570 mm |
| Vehicle Width | 1780 mm | 1590 mm |
| Vehicle Height | 1430 mm | 1380 mm |
| Wheelbase Size | 2470 mm | 2310 mm |
| Fuel Tank Capacity | 63 L | 34 L |
