2007 Audi A4 vs. 1978 Ford Fiesta
To start off, 2007 Audi A4 is newer by 29 year(s). Which means there will be less support and parts availability for 1978 Ford Fiesta. In addition, the cost of maintenance, including insurance, on 1978 Ford Fiesta would be higher. At 1,781 cc (4 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (161 HP @ 5700 RPM) has 122 more horse power than 1978 Ford Fiesta. (39 HP @ 5500 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 1978 Ford Fiesta. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 779 kg more than 1978 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, 2007 Audi A4 (225 Nm @ 1950 RPM) has 161 more torque (in Nm) than 1978 Ford Fiesta. (64 Nm @ 2700 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1978 Ford Fiesta.
Compare all specifications:
| 2007 Audi A4 | 1978 Ford Fiesta | |
| Make | Audi | Ford |
| Model | A4 | Fiesta |
| Year Released | 2007 | 1978 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 956 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 161 HP | 39 HP |
| Engine RPM | 5700 RPM | 5500 RPM |
| Torque | 225 Nm | 64 Nm |
| Torque RPM | 1950 RPM | 2700 RPM |
| Engine Bore Size | 81 mm | 74 mm |
| Engine Stroke Size | 86.4 mm | 55.7 mm |
| Engine Compression Ratio | 9.3:1 | 8.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1494 kg | 715 kg |
| Vehicle Length | 4590 mm | 3570 mm |
| Vehicle Width | 1780 mm | 1570 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2650 mm | 2300 mm |
| Fuel Tank Capacity | 70 L | 34 L |
