1987 Cadillac Seville vs. 1983 Mazda RX-7
To start off, 1987 Cadillac Seville is newer by 4 year(s). Which means there will be less support and parts availability for 1983 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1983 Mazda RX-7 would be higher. At 4,129 cc (8 cylinders), 1987 Cadillac Seville is equipped with a bigger engine. In terms of performance, 1987 Cadillac Seville (129 HP @ 4200 RPM) has 24 more horse power than 1983 Mazda RX-7. (105 HP @ 6000 RPM). In normal driving conditions, 1987 Cadillac Seville should accelerate faster than 1983 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 1987 Cadillac Seville weights approximately 460 kg more than 1983 Mazda RX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1983 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 1983 Mazda RX-7. However, in wet, icy, snow, or gravel driving conditions, 1987 Cadillac Seville, 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, 1987 Cadillac Seville (271 Nm @ 2200 RPM) has 126 more torque (in Nm) than 1983 Mazda RX-7. (145 Nm @ 4000 RPM). This means 1987 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 1983 Mazda RX-7. 1987 Cadillac Seville has automatic transmission and 1983 Mazda RX-7 has manual transmission. 1983 Mazda RX-7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1987 Cadillac Seville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1987 Cadillac Seville | 1983 Mazda RX-7 | |
| Make | Cadillac | Mazda |
| Model | Seville | RX-7 |
| Year Released | 1987 | 1983 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4129 cc | 2292 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 129 HP | 105 HP |
| Engine RPM | 4200 RPM | 6000 RPM |
| Torque | 271 Nm | 145 Nm |
| Torque RPM | 2200 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1520 kg | 1060 kg |
| Vehicle Length | 4810 mm | 4290 mm |
| Vehicle Width | 1830 mm | 1680 mm |
| Vehicle Height | 1370 mm | 1270 mm |
| Wheelbase Size | 2750 mm | 2430 mm |
