1991 Porsche 928 vs. 2013 Jeep Grand Cherokee
To start off, 2013 Jeep Grand Cherokee is newer by 22 year(s). Which means there will be less support and parts availability for 1991 Porsche 928. In addition, the cost of maintenance, including insurance, on 1991 Porsche 928 would be higher. At 4,663 cc (8 cylinders), 1991 Porsche 928 is equipped with a bigger engine. In terms of performance, 1991 Porsche 928 (306 HP @ 5900 RPM) has 20 more horse power than 2013 Jeep Grand Cherokee. (286 HP @ 6400 RPM). In normal driving conditions, 1991 Porsche 928 should accelerate faster than 2013 Jeep Grand Cherokee. With that said, vehicle weight also plays an important factor in acceleration. 2013 Jeep Grand Cherokee weights approximately 834 kg more than 1991 Porsche 928.
Because 2013 Jeep Grand Cherokee is all wheel drive (AWD), it will have significant more traction and grip than 1991 Porsche 928. In wet, icy, snow, or gravel driving conditions, 2013 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, 1991 Porsche 928 (408 Nm @ 4100 RPM) has 55 more torque (in Nm) than 2013 Jeep Grand Cherokee. (353 Nm @ 4800 RPM). This means 1991 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 2013 Jeep Grand Cherokee. 2013 Jeep Grand Cherokee has automatic transmission and 1991 Porsche 928 has manual transmission. 1991 Porsche 928 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 Jeep Grand Cherokee will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Porsche 928 | 2013 Jeep Grand Cherokee | |
| Make | Porsche | Jeep |
| Model | 928 | Grand Cherokee |
| Year Released | 1991 | 2013 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 4663 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 306 HP | 286 HP |
| Engine RPM | 5900 RPM | 6400 RPM |
| Torque | 408 Nm | 353 Nm |
| Torque RPM | 4100 RPM | 4800 RPM |
| Engine Bore Size | 97 mm | 96 mm |
| Engine Stroke Size | 78.9 mm | 83 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | 5-speed automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1530 kg | 2364 kg |
| Vehicle Length | 4530 mm | 4821 mm |
| Vehicle Width | 2060 mm | 2154 mm |
| Vehicle Height | 1290 mm | 1763 mm |
| Wheelbase Size | 2510 mm | 2916 mm |
| Fuel Tank Capacity | 76 L | 93 L |
