1999 Jeep Grand Cherokee vs. 2011 Porsche 911
To start off, 2011 Porsche 911 is newer by 12 year(s). Which means there will be less support and parts availability for 1999 Jeep Grand Cherokee. In addition, the cost of maintenance, including insurance, on 1999 Jeep Grand Cherokee would be higher. At 3,955 cc (6 cylinders), 1999 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2011 Porsche 911 (385 HP @ 6500 RPM) has 198 more horse power than 1999 Jeep Grand Cherokee. (187 HP @ 5000 RPM) In normal driving conditions, 2011 Porsche 911 should accelerate faster than 1999 Jeep Grand Cherokee. With that said, vehicle weight also plays an important factor in acceleration. 1999 Jeep Grand Cherokee weights approximately 295 kg more than 2011 Porsche 911.
Because 1999 Jeep Grand Cherokee is four wheel drive (4WD), it will have significant more traction and grip than 2011 Porsche 911. 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, 2011 Porsche 911 (420 Nm @ 4400 RPM) has 125 more torque (in Nm) than 1999 Jeep Grand Cherokee. (295 Nm @ 3050 RPM). This means 2011 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1999 Jeep Grand Cherokee. 1999 Jeep Grand Cherokee has automatic transmission and 2011 Porsche 911 has manual transmission. 2011 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Jeep Grand Cherokee will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Jeep Grand Cherokee | 2011 Porsche 911 | |
| Make | Jeep | Porsche |
| Model | Grand Cherokee | 911 |
| Year Released | 1999 | 2011 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 3955 cc | 3800 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 187 HP | 385 HP |
| Engine RPM | 5000 RPM | 6500 RPM |
| Torque | 295 Nm | 420 Nm |
| Torque RPM | 3050 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1800 kg | 1505 kg |
| Vehicle Length | 4620 mm | 4460 mm |
| Vehicle Width | 1810 mm | 1808 mm |
| Vehicle Height | 1770 mm | 1300 mm |
| Wheelbase Size | 2660 mm | 2350 mm |
| Fuel Tank Capacity | 87 L | 64 L |
