2007 Jeep Grand Cherokee vs. 2006 Smart Roadster
To start off, 2007 Jeep Grand Cherokee is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Smart Roadster. In addition, the cost of maintenance, including insurance, on 2006 Smart Roadster would be higher. At 4,701 cc (8 cylinders), 2007 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2007 Jeep Grand Cherokee (235 HP @ 4500 RPM) has 135 more horse power than 2006 Smart Roadster. (100 HP @ 5250 RPM). In normal driving conditions, 2007 Jeep Grand Cherokee should accelerate faster than 2006 Smart Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2007 Jeep Grand Cherokee weights approximately 710 kg more than 2006 Smart Roadster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Jeep Grand Cherokee is four wheel drive (4WD), it will have significant more traction and grip than 2006 Smart Roadster. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Jeep Grand Cherokee (414 Nm @ 3600 RPM) has 284 more torque (in Nm) than 2006 Smart Roadster. (130 Nm @ 2500 RPM). This means 2007 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 2006 Smart Roadster. 2007 Jeep Grand Cherokee has automatic transmission and 2006 Smart Roadster has manual transmission. 2006 Smart Roadster 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 | 2006 Smart Roadster | |
| Make | Jeep | Smart |
| Model | Grand Cherokee | Roadster |
| Year Released | 2007 | 2006 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4701 cc | 696 cc |
| Engine Cylinders | 8 cylinders | 3 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 235 HP | 100 HP |
| Engine RPM | 4500 RPM | 5250 RPM |
| Torque | 414 Nm | 130 Nm |
| Torque RPM | 3600 RPM | 2500 RPM |
| Engine Bore Size | 93 mm | 66.5 mm |
| Engine Stroke Size | 86.7 mm | 67 mm |
| Engine Compression Ratio | 9.0:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1680 kg | 970 kg |
| Vehicle Length | 4750 mm | 3430 mm |
| Vehicle Width | 1870 mm | 1620 mm |
| Vehicle Height | 1730 mm | 1200 mm |
| Wheelbase Size | 2790 mm | 2370 mm |
| Fuel Consumption Overall | 13.8 L/100km | 5.3 L/100km |
| Fuel Tank Capacity | 80 L | 35 L |
