2005 Chevrolet Cobalt vs. 1991 Mazda RX-7
To start off, 2005 Chevrolet Cobalt is newer by 14 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 2,616 cc, 1991 Mazda RX-7 is equipped with a bigger engine. In terms of performance, 1991 Mazda RX-7 (197 HP @ 6500 RPM) has 52 more horse power than 2005 Chevrolet Cobalt. (145 HP @ 5600 RPM) In normal driving conditions, 1991 Mazda RX-7 should accelerate faster than 2005 Chevrolet Cobalt. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Cobalt weights approximately 118 kg more than 1991 Mazda RX-7.
Because 1991 Mazda RX-7 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1991 Mazda RX-7. However, in wet, icy, snow, or gravel driving conditions, 2005 Chevrolet Cobalt, being front wheel drive (FWD), will offer much better control with better grip. 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, 1991 Mazda RX-7 (270 Nm @ 3500 RPM) has 60 more torque (in Nm) than 2005 Chevrolet Cobalt. (210 Nm @ 4000 RPM). This means 1991 Mazda RX-7 will have an easier job in driving up hills or pulling heavy equipment than 2005 Chevrolet Cobalt.
Compare all specifications:
| 2005 Chevrolet Cobalt | 1991 Mazda RX-7 | |
| Make | Chevrolet | Mazda |
| Model | Cobalt | RX-7 |
| Year Released | 2005 | 1991 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2196 cc | 2616 cc |
| Engine Type | in-line | dual-disk rotary |
| Horse Power | 145 HP | 197 HP |
| Engine RPM | 5600 RPM | 6500 RPM |
| Torque | 210 Nm | 270 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1420 kg | 1302 kg |
| Vehicle Length | 4590 mm | 4320 mm |
| Vehicle Width | 1730 mm | 1700 mm |
| Vehicle Height | 1460 mm | 1270 mm |
| Wheelbase Size | 2630 mm | 2430 mm |
| Fuel Tank Capacity | 49 L | 75 L |
