1977 Cadillac Eldorado vs. 1978 Mazda RX-7
To start off, 1978 Mazda RX-7 is newer by 1 year(s). Which means there will be less support and parts availability for 1977 Cadillac Eldorado. In addition, the cost of maintenance, including insurance, on 1977 Cadillac Eldorado would be higher. At 6,964 cc (8 cylinders), 1977 Cadillac Eldorado is equipped with a bigger engine. In terms of performance, 1977 Cadillac Eldorado (171 HP @ 4000 RPM) has 66 more horse power than 1978 Mazda RX-7. (105 HP @ 6000 RPM). In normal driving conditions, 1977 Cadillac Eldorado should accelerate faster than 1978 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 1977 Cadillac Eldorado weights approximately 1170 kg more than 1978 Mazda RX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1978 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 1978 Mazda RX-7. However, in wet, icy, snow, or gravel driving conditions, 1977 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, 1977 Cadillac Eldorado (433 Nm @ 2000 RPM) has 288 more torque (in Nm) than 1978 Mazda RX-7. (145 Nm @ 4000 RPM). This means 1977 Cadillac Eldorado will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda RX-7.
Compare all specifications:
1977 Cadillac Eldorado | 1978 Mazda RX-7 | |
Make | Cadillac | Mazda |
Model | Eldorado | RX-7 |
Year Released | 1977 | 1978 |
Body Type | Coupe | Coupe |
Engine Position | Front | Front |
Engine Size | 6964 cc | 2292 cc |
Engine Type | V | dual-disk rotary |
Horse Power | 171 HP | 105 HP |
Engine RPM | 4000 RPM | 6000 RPM |
Torque | 433 Nm | 145 Nm |
Torque RPM | 2000 RPM | 4000 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | Front | Rear |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 2230 kg | 1060 kg |
Vehicle Length | 5700 mm | 4290 mm |
Vehicle Width | 2040 mm | 1680 mm |
Vehicle Height | 1380 mm | 1280 mm |
Wheelbase Size | 3210 mm | 2430 mm |