1978 Chevrolet Caprice vs. 1991 Mazda RX-7
To start off, 1991 Mazda RX-7 is newer by 13 year(s). Which means there will be less support and parts availability for 1978 Chevrolet Caprice. In addition, the cost of maintenance, including insurance, on 1978 Chevrolet Caprice would be higher. At 5,002 cc (8 cylinders), 1978 Chevrolet Caprice is equipped with a bigger engine. In terms of performance, 1991 Mazda RX-7 (197 HP @ 6500 RPM) has 68 more horse power than 1978 Chevrolet Caprice. (129 HP @ 3200 RPM) In normal driving conditions, 1991 Mazda RX-7 should accelerate faster than 1978 Chevrolet Caprice. With that said, vehicle weight also plays an important factor in acceleration. 1978 Chevrolet Caprice weights approximately 398 kg more than 1991 Mazda RX-7.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1978 Chevrolet Caprice (333 Nm @ 2000 RPM) has 63 more torque (in Nm) than 1991 Mazda RX-7. (270 Nm @ 3500 RPM). This means 1978 Chevrolet Caprice will have an easier job in driving up hills or pulling heavy equipment than 1991 Mazda RX-7. 1978 Chevrolet Caprice 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. 1978 Chevrolet Caprice will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1978 Chevrolet Caprice | 1991 Mazda RX-7 | |
| Make | Chevrolet | Mazda |
| Model | Caprice | RX-7 |
| Year Released | 1978 | 1991 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 5002 cc | 2616 cc |
| Engine Type | in-line | dual-disk rotary |
| Horse Power | 129 HP | 197 HP |
| Engine RPM | 3200 RPM | 6500 RPM |
| Torque | 333 Nm | 270 Nm |
| Torque RPM | 2000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Weight | 1700 kg | 1302 kg |
| Vehicle Length | 5460 mm | 4320 mm |
| Vehicle Width | 2020 mm | 1700 mm |
| Vehicle Height | 1480 mm | 1270 mm |
| Wheelbase Size | 2950 mm | 2430 mm |
