1991 Ford Aerostar vs. 2007 Jeep Grand Cherokee
To start off, 2007 Jeep Grand Cherokee is newer by 16 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 4,703 cc (8 cylinders), 2007 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2007 Jeep Grand Cherokee (228 HP @ 4500 RPM) has 85 more horse power than 1991 Ford Aerostar. (143 HP @ 4800 RPM) In normal driving conditions, 2007 Jeep Grand Cherokee should accelerate faster than 1991 Ford Aerostar. With that said, vehicle weight also plays an important factor in acceleration. 2007 Jeep Grand Cherokee weights approximately 800 kg more than 1991 Ford Aerostar. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Jeep Grand Cherokee is four wheel drive (4WD), it will have significant more traction and grip than 1991 Ford Aerostar. In wet, icy, snow, or gravel driving conditions, 2007 Jeep Grand Cherokee 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, 2007 Jeep Grand Cherokee (411 Nm @ 3600 RPM) has 187 more torque (in Nm) than 1991 Ford Aerostar. (224 Nm @ 3600 RPM). This means 2007 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Aerostar.
Compare all specifications:
| 1991 Ford Aerostar | 2007 Jeep Grand Cherokee | |
| Make | Ford | Jeep |
| Model | Aerostar | Grand Cherokee |
| Year Released | 1991 | 2007 |
| Body Type | Minivan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 4703 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 143 HP | 228 HP |
| Engine RPM | 4800 RPM | 4500 RPM |
| Torque | 224 Nm | 411 Nm |
| Torque RPM | 3600 RPM | 3600 RPM |
| Engine Bore Size | 88.9 mm | 93 mm |
| Engine Stroke Size | 78.7 mm | 86.7 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1410 kg | 2210 kg |
| Vehicle Length | 4450 mm | 4760 mm |
| Vehicle Width | 1830 mm | 1880 mm |
| Vehicle Height | 1860 mm | 1750 mm |
| Wheelbase Size | 3030 mm | 2790 mm |
