1991 Ford Aerostar vs. 1999 Opel Signum
To start off, 1999 Opel Signum is newer by 8 year(s). Which means there will be less support and parts availability for 1991 Ford Aerostar. In addition, the cost of maintenance, including insurance, on 1991 Ford Aerostar would be higher. At 2,979 cc (6 cylinders), 1991 Ford Aerostar is equipped with a bigger engine. In terms of performance, 1999 Opel Signum (148 HP @ 4000 RPM) has 5 more horse power than 1991 Ford Aerostar. (143 HP @ 4800 RPM) In normal driving conditions, 1999 Opel Signum should accelerate faster than 1991 Ford Aerostar. With that said, vehicle weight also plays an important factor in acceleration. 1991 Ford Aerostar weights approximately 324 kg more than 1999 Opel Signum.
Because 1991 Ford Aerostar 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 1991 Ford Aerostar. However, in wet, icy, snow, or gravel driving conditions, 1999 Opel Signum, 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, 1999 Opel Signum (270 Nm @ 2000 RPM) has 46 more torque (in Nm) than 1991 Ford Aerostar. (224 Nm @ 3600 RPM). This means 1999 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Aerostar.
Compare all specifications:
| 1991 Ford Aerostar | 1999 Opel Signum | |
| Make | Ford | Opel |
| Model | Aerostar | Signum |
| Year Released | 1991 | 1999 |
| Body Type | Minivan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 143 HP | 148 HP |
| Engine RPM | 4800 RPM | 4000 RPM |
| Torque | 224 Nm | 270 Nm |
| Torque RPM | 3600 RPM | 2000 RPM |
| Engine Bore Size | 88.9 mm | 82 mm |
| Engine Stroke Size | 78.7 mm | 90.4 mm |
| Drive Type | Rear | Front |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1410 kg | 1086 kg |
| Vehicle Length | 4450 mm | 4640 mm |
| Vehicle Width | 1830 mm | 1800 mm |
| Vehicle Height | 1860 mm | 1470 mm |
| Wheelbase Size | 3030 mm | 2580 mm |
