2007 Jeep Grand Cherokee vs. 2003 Porsche 911
To start off, 2007 Jeep Grand Cherokee is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Porsche 911. In addition, the cost of maintenance, including insurance, on 2003 Porsche 911 would be higher. At 5,654 cc (8 cylinders), 2007 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2003 Porsche 911 (443 HP @ 6000 RPM) has 121 more horse power than 2007 Jeep Grand Cherokee. (322 HP @ 5000 RPM) In normal driving conditions, 2003 Porsche 911 should accelerate faster than 2007 Jeep Grand Cherokee. With that said, vehicle weight also plays an important factor in acceleration. 2007 Jeep Grand Cherokee weights approximately 590 kg more than 2003 Porsche 911.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2003 Porsche 911 (621 Nm @ 2700 RPM) has 121 more torque (in Nm) than 2007 Jeep Grand Cherokee. (500 Nm @ 4000 RPM). This means 2003 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 Jeep Grand Cherokee. 2007 Jeep Grand Cherokee has automatic transmission and 2003 Porsche 911 has manual transmission. 2003 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Jeep Grand Cherokee will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Jeep Grand Cherokee | 2003 Porsche 911 | |
| Make | Jeep | Porsche |
| Model | Grand Cherokee | 911 |
| Year Released | 2007 | 2003 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 5654 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 322 HP | 443 HP |
| Engine RPM | 5000 RPM | 6000 RPM |
| Torque | 500 Nm | 621 Nm |
| Torque RPM | 4000 RPM | 2700 RPM |
| Engine Bore Size | 99.6 mm | 100 mm |
| Engine Stroke Size | 90.9 mm | 76.4 mm |
| Acceleration 0-100mph | 7.1 seconds | 4.3 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2250 kg | 1660 kg |
| Vehicle Length | 4760 mm | 4440 mm |
| Vehicle Width | 1880 mm | 1840 mm |
| Vehicle Height | 1750 mm | 1300 mm |
| Wheelbase Size | 2790 mm | 2360 mm |
| Fuel Consumption Overall | 15.4 L/100km | 13.3 L/100km |
| Fuel Tank Capacity | 78 L | 64 L |
