1987 Ford Sierra vs. 2009 Lexus RX
To start off, 2009 Lexus RX is newer by 22 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 3,439 cc (6 cylinders), 2009 Lexus RX is equipped with a bigger engine. In terms of performance, 2009 Lexus RX (270 HP @ 6200 RPM) has 181 more horse power than 1987 Ford Sierra. (89 HP @ 5400 RPM) In normal driving conditions, 2009 Lexus RX should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Lexus RX weights approximately 820 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 2009 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, 2009 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, 2009 Lexus RX (340 Nm @ 4700 RPM) has 200 more torque (in Nm) than 1987 Ford Sierra. (140 Nm @ 3500 RPM). This means 2009 Lexus RX will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra. 2009 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. 2009 Lexus RX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1987 Ford Sierra | 2009 Lexus RX | |
| Make | Ford | Lexus |
| Model | Sierra | RX |
| Year Released | 1987 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 3439 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 89 HP | 270 HP |
| Engine RPM | 5400 RPM | 6200 RPM |
| Torque | 140 Nm | 340 Nm |
| Torque RPM | 3500 RPM | 4700 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1090 kg | 1910 kg |
| Vehicle Length | 4430 mm | 4740 mm |
| Vehicle Width | 1700 mm | 1850 mm |
| Vehicle Height | 1370 mm | 1690 mm |
| Wheelbase Size | 2620 mm | 2720 mm |
