1987 Ford Sierra vs. 2006 Lexus RX
To start off, 2006 Lexus RX is newer by 19 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 2,995 cc (6 cylinders), 2006 Lexus RX is equipped with a bigger engine. In terms of performance, 2006 Lexus RX (201 HP @ 5600 RPM) has 97 more horse power than 1987 Ford Sierra. (104 HP @ 5200 RPM) In normal driving conditions, 2006 Lexus RX should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Lexus RX weights approximately 485 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 2006 Lexus RX is four wheel drive (4WD), it will have significant more traction and grip than 1987 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 2006 Lexus RX will offer significantly more control. 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, 2006 Lexus RX (283 Nm @ 4500 RPM) has 123 more torque (in Nm) than 1987 Ford Sierra. (160 Nm @ 4000 RPM). This means 2006 Lexus RX will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra. 2006 Lexus RX 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. 2006 Lexus RX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1987 Ford Sierra | 2006 Lexus RX | |
| Make | Ford | Lexus |
| Model | Sierra | RX |
| Year Released | 1987 | 2006 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 2995 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 104 HP | 201 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 160 Nm | 283 Nm |
| Torque RPM | 4000 RPM | 4500 RPM |
| Engine Compression Ratio | 9.2:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1055 kg | 1540 kg |
| Vehicle Length | 4500 mm | 4750 mm |
| Vehicle Width | 1680 mm | 1850 mm |
| Vehicle Height | 1400 mm | 1680 mm |
| Wheelbase Size | 2620 mm | 2720 mm |
