2007 Cadillac BLS vs. 1987 Ford Sierra
To start off, 2007 Cadillac BLS is newer by 20 year(s). Which means there will be less support and parts availability for 1987 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1987 Ford Sierra would be higher. At 1,908 cc (4 cylinders), 2007 Cadillac BLS is equipped with a bigger engine. In terms of performance, 2007 Cadillac BLS (148 HP @ 4000 RPM) has 58 more horse power than 1987 Ford Sierra. (90 HP @ 5400 RPM). In normal driving conditions, 2007 Cadillac BLS should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac BLS weights approximately 580 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, 2007 Cadillac BLS, 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, 2007 Cadillac BLS (320 Nm @ 2000 RPM) has 177 more torque (in Nm) than 1987 Ford Sierra. (143 Nm @ 3500 RPM). This means 2007 Cadillac BLS will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 2007 Cadillac BLS | 1987 Ford Sierra | |
| Make | Cadillac | Ford |
| Model | BLS | Sierra |
| Year Released | 2007 | 1987 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1908 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 90 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 320 Nm | 143 Nm |
| Torque RPM | 2000 RPM | 3500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1635 kg | 1055 kg |
| Vehicle Length | 4690 mm | 4500 mm |
| Vehicle Width | 1760 mm | 1680 mm |
| Vehicle Height | 1480 mm | 1400 mm |
| Wheelbase Size | 2680 mm | 2620 mm |
