2009 Jeep Grand Cherokee vs. 1977 Avanti Avanti
To start off, 2009 Jeep Grand Cherokee is newer by 32 year(s). Which means there will be less support and parts availability for 1977 Avanti Avanti. In addition, the cost of maintenance, including insurance, on 1977 Avanti Avanti would be higher. At 6,570 cc (8 cylinders), 1977 Avanti Avanti is equipped with a bigger engine. In terms of performance, 2009 Jeep Grand Cherokee (381 HP @ 5600 RPM) has 204 more horse power than 1977 Avanti Avanti. (177 HP @ 3400 RPM). In normal driving conditions, 2009 Jeep Grand Cherokee should accelerate faster than 1977 Avanti Avanti. With that said, vehicle weight also plays an important factor in acceleration. 2009 Jeep Grand Cherokee weights approximately 248 kg more than 1977 Avanti Avanti. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Jeep Grand Cherokee is four wheel drive (4WD), it will have significant more traction and grip than 1977 Avanti Avanti. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Jeep Grand Cherokee (548 Nm @ 4000 RPM) has 106 more torque (in Nm) than 1977 Avanti Avanti. (442 Nm @ 2000 RPM). This means 2009 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 1977 Avanti Avanti.
Compare all specifications:
| 2009 Jeep Grand Cherokee | 1977 Avanti Avanti | |
| Make | Jeep | Avanti |
| Model | Grand Cherokee | Avanti |
| Year Released | 2009 | 1977 |
| Engine Size | 5654 cc | 6570 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 381 HP | 177 HP |
| Engine RPM | 5600 RPM | 3400 RPM |
| Torque | 548 Nm | 442 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1828 kg | 1580 kg |
| Vehicle Length | 4780 mm | 4910 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1760 mm | 1380 mm |
| Wheelbase Size | 2790 mm | 2780 mm |
