1970 Cadillac Eldorado vs. 1991 Mazda RX-7
To start off, 1991 Mazda RX-7 is newer by 21 year(s). Which means there will be less support and parts availability for 1970 Cadillac Eldorado. In addition, the cost of maintenance, including insurance, on 1970 Cadillac Eldorado would be higher. At 7,734 cc (8 cylinders), 1970 Cadillac Eldorado is equipped with a bigger engine. In terms of performance, 1970 Cadillac Eldorado (228 HP @ 4400 RPM) has 31 more horse power than 1991 Mazda RX-7. (197 HP @ 6500 RPM). In normal driving conditions, 1970 Cadillac Eldorado should accelerate faster than 1991 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 1970 Cadillac Eldorado weights approximately 768 kg more than 1991 Mazda RX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1970 Cadillac Eldorado, 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, 1970 Cadillac Eldorado (710 Nm @ 3000 RPM) has 440 more torque (in Nm) than 1991 Mazda RX-7. (270 Nm @ 3500 RPM). This means 1970 Cadillac Eldorado will have an easier job in driving up hills or pulling heavy equipment than 1991 Mazda RX-7.
Compare all specifications:
| 1970 Cadillac Eldorado | 1991 Mazda RX-7 | |
| Make | Cadillac | Mazda |
| Model | Eldorado | RX-7 |
| Year Released | 1970 | 1991 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 7734 cc | 2616 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 228 HP | 197 HP |
| Engine RPM | 4400 RPM | 6500 RPM |
| Torque | 710 Nm | 270 Nm |
| Torque RPM | 3000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 2070 kg | 1302 kg |
| Vehicle Length | 5620 mm | 4320 mm |
| Vehicle Width | 2040 mm | 1700 mm |
| Vehicle Height | 1360 mm | 1270 mm |
| Wheelbase Size | 3050 mm | 2430 mm |
| Fuel Tank Capacity | 79 L | 75 L |
