2005 Chevrolet Silverado vs. 1981 Mazda RX-7
To start off, 2005 Chevrolet Silverado is newer by 24 year(s). Which means there will be less support and parts availability for 1981 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1981 Mazda RX-7 would be higher. At 5,968 cc (8 cylinders), 2005 Chevrolet Silverado is equipped with a bigger engine. In terms of performance, 2005 Chevrolet Silverado (300 HP @ 5600 RPM) has 196 more horse power than 1981 Mazda RX-7. (104 HP @ 6000 RPM). In normal driving conditions, 2005 Chevrolet Silverado should accelerate faster than 1981 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Silverado weights approximately 1691 kg more than 1981 Mazda RX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Chevrolet Silverado is four wheel drive (4WD), it will have significant more traction and grip than 1981 Mazda RX-7. In wet, icy, snow, or gravel driving conditions, 2005 Chevrolet Silverado 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 Chevrolet Silverado (488 Nm) has 343 more torque (in Nm) than 1981 Mazda RX-7. (145 Nm). This means 2005 Chevrolet Silverado will have an easier job in driving up hills or pulling heavy equipment than 1981 Mazda RX-7. 2005 Chevrolet Silverado has automatic transmission and 1981 Mazda RX-7 has manual transmission. 1981 Mazda RX-7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Chevrolet Silverado will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Chevrolet Silverado | 1981 Mazda RX-7 | |
| Make | Chevrolet | Mazda |
| Model | Silverado | RX-7 |
| Year Released | 2005 | 1981 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5968 cc | 2292 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 300 HP | 104 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 488 Nm | 145 Nm |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2751 kg | 1060 kg |
| Vehicle Length | 6030 mm | 4300 mm |
| Vehicle Width | 2020 mm | 1680 mm |
| Vehicle Height | 1970 mm | 1280 mm |
| Wheelbase Size | 3890 mm | 2430 mm |
| Fuel Tank Capacity | 98 L | 65 L |
