1999 Audi A4 vs. 1990 Ford Aerostar
To start off, 1999 Audi A4 is newer by 9 year(s). Which means there will be less support and parts availability for 1990 Ford Aerostar. In addition, the cost of maintenance, including insurance, on 1990 Ford Aerostar would be higher. At 3,973 cc (6 cylinders), 1990 Ford Aerostar is equipped with a bigger engine. In terms of performance, 1990 Ford Aerostar (154 HP @ 4000 RPM) has 31 more horse power than 1999 Audi A4. (123 HP @ 5800 RPM) In normal driving conditions, 1990 Ford Aerostar should accelerate faster than 1999 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 1990 Ford Aerostar weights approximately 25 kg more than 1999 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1990 Ford Aerostar. In wet, icy, snow, or gravel driving conditions, 1999 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, 1990 Ford Aerostar (298 Nm @ 2400 RPM) has 130 more torque (in Nm) than 1999 Audi A4. (168 Nm @ 3500 RPM). This means 1990 Ford Aerostar will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4.
Compare all specifications:
| 1999 Audi A4 | 1990 Ford Aerostar | |
| Make | Audi | Ford |
| Model | A4 | Aerostar |
| Year Released | 1999 | 1990 |
| Body Type | Station Wagon | Minivan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 3973 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 123 HP | 154 HP |
| Engine RPM | 5800 RPM | 4000 RPM |
| Torque | 168 Nm | 298 Nm |
| Torque RPM | 3500 RPM | 2400 RPM |
| Engine Bore Size | 81 mm | 101.6 mm |
| Engine Stroke Size | 86.4 mm | 80.8 mm |
| Drive Type | 4WD | Rear |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1390 kg | 1415 kg |
| Vehicle Length | 4480 mm | 4450 mm |
| Vehicle Width | 1740 mm | 1830 mm |
| Vehicle Height | 1420 mm | 1860 mm |
| Wheelbase Size | 2610 mm | 3030 mm |
