1984 Ford Sierra vs. 2006 Lexus IS
To start off, 2006 Lexus IS is newer by 22 year(s). Which means there will be less support and parts availability for 1984 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1984 Ford Sierra would be higher. At 2,997 cc (6 cylinders), 2006 Lexus IS is equipped with a bigger engine. In terms of performance, 2006 Lexus IS (210 HP @ 5800 RPM) has 50 more horse power than 1984 Ford Sierra. (160 HP @ 5700 RPM) In normal driving conditions, 2006 Lexus IS should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Lexus IS weights approximately 435 kg more than 1984 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, 2006 Lexus IS (288 Nm @ 3800 RPM) has 72 more torque (in Nm) than 1984 Ford Sierra. (216 Nm @ 4300 RPM). This means 2006 Lexus IS will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra. 2006 Lexus IS has automatic transmission and 1984 Ford Sierra has manual transmission. 1984 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Lexus IS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1984 Ford Sierra | 2006 Lexus IS | |
| Make | Ford | Lexus |
| Model | Sierra | IS |
| Year Released | 1984 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 2997 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 160 HP | 210 HP |
| Engine RPM | 5700 RPM | 5800 RPM |
| Torque | 216 Nm | 288 Nm |
| Torque RPM | 4300 RPM | 3800 RPM |
| Engine Bore Size | 93.1 mm | 86.1 mm |
| Engine Stroke Size | 68.5 mm | 86 mm |
| Engine Compression Ratio | 9.2:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1180 kg | 1615 kg |
| Vehicle Length | 4430 mm | 4500 mm |
| Vehicle Width | 1730 mm | 1730 mm |
| Vehicle Height | 1370 mm | 1440 mm |
| Wheelbase Size | 2610 mm | 2680 mm |
