2005 GMC Jimmy vs. 1978 Mazda RX-7
To start off, 2005 GMC Jimmy is newer by 27 year(s). Which means there will be less support and parts availability for 1978 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1978 Mazda RX-7 would be higher. At 4,293 cc (6 cylinders), 2005 GMC Jimmy is equipped with a bigger engine. In terms of performance, 2005 GMC Jimmy (187 HP @ 4400 RPM) has 82 more horse power than 1978 Mazda RX-7. (105 HP @ 6000 RPM). In normal driving conditions, 2005 GMC Jimmy should accelerate faster than 1978 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Jimmy weights approximately 690 kg more than 1978 Mazda RX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Jimmy is four wheel drive (4WD), it will have significant more traction and grip than 1978 Mazda RX-7. In wet, icy, snow, or gravel driving conditions, 2005 GMC Jimmy 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, 2005 GMC Jimmy (338 Nm @ 2800 RPM) has 193 more torque (in Nm) than 1978 Mazda RX-7. (145 Nm @ 4000 RPM). This means 2005 GMC Jimmy will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda RX-7.
Compare all specifications:
2005 GMC Jimmy | 1978 Mazda RX-7 | |
Make | GMC | Mazda |
Model | Jimmy | RX-7 |
Year Released | 2005 | 1978 |
Body Type | SUV | Coupe |
Engine Position | Front | Front |
Engine Size | 4293 cc | 2292 cc |
Engine Type | V | dual-disk rotary |
Horse Power | 187 HP | 105 HP |
Engine RPM | 4400 RPM | 6000 RPM |
Torque | 338 Nm | 145 Nm |
Torque RPM | 2800 RPM | 4000 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | 4WD | Rear |
Transmission Type | Manual | Manual |
Vehicle Weight | 1750 kg | 1060 kg |
Vehicle Length | 4510 mm | 4290 mm |
Vehicle Width | 1730 mm | 1680 mm |
Vehicle Height | 1650 mm | 1280 mm |
Wheelbase Size | 2560 mm | 2430 mm |