2008 Jeep Grand Cherokee vs. 1991 Mazda RX-7
To start off, 2008 Jeep Grand Cherokee is newer by 17 year(s). Which means there will be less support and parts availability for 1991 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1991 Mazda RX-7 would be higher. At 2,987 cc (6 cylinders), 2008 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2008 Jeep Grand Cherokee (215 HP @ 4000 RPM) has 18 more horse power than 1991 Mazda RX-7. (197 HP @ 6500 RPM). In normal driving conditions, 2008 Jeep Grand Cherokee should accelerate faster than 1991 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 2008 Jeep Grand Cherokee weights approximately 586 kg more than 1991 Mazda RX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Jeep Grand Cherokee is four wheel drive (4WD), it will have significant more traction and grip than 1991 Mazda RX-7. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Jeep Grand Cherokee (510 Nm @ 1600 RPM) has 239 more torque (in Nm) than 1991 Mazda RX-7. (271 Nm @ 3500 RPM). This means 2008 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 1991 Mazda RX-7. 2008 Jeep Grand Cherokee has automatic transmission and 1991 Mazda RX-7 has manual transmission. 1991 Mazda RX-7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Jeep Grand Cherokee will be easier to drive especially in heavy traffic.
Compare all specifications:
2008 Jeep Grand Cherokee | 1991 Mazda RX-7 | |
Make | Jeep | Mazda |
Model | Grand Cherokee | RX-7 |
Year Released | 2008 | 1991 |
Body Type | SUV | Coupe |
Engine Position | Front | Front |
Engine Size | 2987 cc | 2616 cc |
Engine Type | V | dual-disk rotary |
Horse Power | 215 HP | 197 HP |
Engine RPM | 4000 RPM | 6500 RPM |
Torque | 510 Nm | 271 Nm |
Torque RPM | 1600 RPM | 3500 RPM |
Fuel Type | Diesel | 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 | 1886 kg | 1300 kg |
Vehicle Length | 4760 mm | 4320 mm |
Vehicle Width | 1880 mm | 1700 mm |
Vehicle Height | 1810 mm | 1270 mm |
Wheelbase Size | 2790 mm | 2440 mm |
Fuel Tank Capacity | 78 L | 75 L |