1971 Cadillac Eldorado vs. 1987 Ford Sierra
To start off, 1987 Ford Sierra is newer by 16 year(s). Which means there will be less support and parts availability for 1971 Cadillac Eldorado. In addition, the cost of maintenance, including insurance, on 1971 Cadillac Eldorado would be higher. At 8,190 cc (8 cylinders), 1971 Cadillac Eldorado is equipped with a bigger engine. In terms of performance, 1971 Cadillac Eldorado (223 HP @ 4400 RPM) has 157 more horse power than 1987 Ford Sierra. (66 HP @ 4200 RPM). In normal driving conditions, 1971 Cadillac Eldorado should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1971 Cadillac Eldorado weights approximately 940 kg more than 1987 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1987 Ford Sierra 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 1987 Ford Sierra. However, in wet, icy, snow, or gravel driving conditions, 1971 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, 1971 Cadillac Eldorado (744 Nm @ 3000 RPM) has 602 more torque (in Nm) than 1987 Ford Sierra. (142 Nm @ 2000 RPM). This means 1971 Cadillac Eldorado will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra. 1971 Cadillac Eldorado has automatic transmission and 1987 Ford Sierra has manual transmission. 1987 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1971 Cadillac Eldorado will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1971 Cadillac Eldorado | 1987 Ford Sierra | |
| Make | Cadillac | Ford |
| Model | Eldorado | Sierra |
| Year Released | 1971 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 8190 cc | 2303 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 223 HP | 66 HP |
| Engine RPM | 4400 RPM | 4200 RPM |
| Torque | 744 Nm | 142 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 2110 kg | 1170 kg |
| Vehicle Length | 5630 mm | 4430 mm |
| Vehicle Width | 2040 mm | 1700 mm |
| Vehicle Height | 1370 mm | 1370 mm |
| Wheelbase Size | 3210 mm | 2620 mm |
