1986 Ford Thunderbird vs. 1999 Jeep Grand Cherokee
To start off, 1999 Jeep Grand Cherokee is newer by 13 year(s). Which means there will be less support and parts availability for 1986 Ford Thunderbird. In addition, the cost of maintenance, including insurance, on 1986 Ford Thunderbird would be higher. At 3,955 cc (6 cylinders), 1999 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 1999 Jeep Grand Cherokee (187 HP @ 5000 RPM) has 25 more horse power than 1986 Ford Thunderbird. (162 HP @ 4600 RPM) In normal driving conditions, 1999 Jeep Grand Cherokee should accelerate faster than 1986 Ford Thunderbird. With that said, vehicle weight also plays an important factor in acceleration. 1999 Jeep Grand Cherokee weights approximately 422 kg more than 1986 Ford Thunderbird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Jeep Grand Cherokee is four wheel drive (4WD), it will have significant more traction and grip than 1986 Ford Thunderbird. In wet, icy, snow, or gravel driving conditions, 1999 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, 1999 Jeep Grand Cherokee (295 Nm @ 3050 RPM) has 54 more torque (in Nm) than 1986 Ford Thunderbird. (241 Nm @ 3600 RPM). This means 1999 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 1986 Ford Thunderbird.
Compare all specifications:
| 1986 Ford Thunderbird | 1999 Jeep Grand Cherokee | |
| Make | Ford | Jeep |
| Model | Thunderbird | Grand Cherokee |
| Year Released | 1986 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2299 cc | 3955 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 162 HP | 187 HP |
| Engine RPM | 4600 RPM | 5000 RPM |
| Torque | 241 Nm | 295 Nm |
| Torque RPM | 3600 RPM | 3050 RPM |
| Engine Bore Size | 96 mm | 98.6 mm |
| Engine Stroke Size | 79.4 mm | 86.6 mm |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1378 kg | 1800 kg |
| Vehicle Length | 5030 mm | 4620 mm |
| Vehicle Width | 1810 mm | 1810 mm |
| Vehicle Height | 1360 mm | 1770 mm |
| Wheelbase Size | 2650 mm | 2660 mm |
| Fuel Tank Capacity | 54 L | 87 L |
