1987 Ford Sierra vs. 1991 Lexus LS
To start off, 1991 Lexus LS is newer by 4 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 3,969 cc (8 cylinders), 1991 Lexus LS is equipped with a bigger engine. In terms of performance, 1991 Lexus LS (242 HP @ 5400 RPM) has 153 more horse power than 1987 Ford Sierra. (89 HP @ 5400 RPM) In normal driving conditions, 1991 Lexus LS should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Lexus LS weights approximately 725 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.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1991 Lexus LS (351 Nm @ 4400 RPM) has 211 more torque (in Nm) than 1987 Ford Sierra. (140 Nm @ 3500 RPM). This means 1991 Lexus LS will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra. 1991 Lexus LS 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. 1991 Lexus LS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1987 Ford Sierra | 1991 Lexus LS | |
| Make | Ford | Lexus |
| Model | Sierra | LS |
| Year Released | 1987 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 3969 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 89 HP | 242 HP |
| Engine RPM | 5400 RPM | 5400 RPM |
| Torque | 140 Nm | 351 Nm |
| Torque RPM | 3500 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1090 kg | 1815 kg |
| Vehicle Length | 4430 mm | 5000 mm |
| Vehicle Width | 1700 mm | 1830 mm |
| Vehicle Height | 1370 mm | 1430 mm |
| Wheelbase Size | 2620 mm | 2820 mm |
