2006 Buick LaCrosse vs. 1990 Ford Sierra
To start off, 2006 Buick LaCrosse is newer by 16 year(s). Which means there will be less support and parts availability for 1990 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1990 Ford Sierra would be higher. At 3,556 cc (6 cylinders), 2006 Buick LaCrosse is equipped with a bigger engine. In terms of performance, 2006 Buick LaCrosse (240 HP @ 6000 RPM) has 166 more horse power than 1990 Ford Sierra. (74 HP @ 5300 RPM). In normal driving conditions, 2006 Buick LaCrosse should accelerate faster than 1990 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Buick LaCrosse weights approximately 936 kg more than 1990 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1990 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 1990 Ford Sierra. However, in wet, icy, snow, or gravel driving conditions, 2006 Buick LaCrosse, 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, 2006 Buick LaCrosse (305 Nm @ 2000 RPM) has 183 more torque (in Nm) than 1990 Ford Sierra. (122 Nm @ 2900 RPM). This means 2006 Buick LaCrosse will have an easier job in driving up hills or pulling heavy equipment than 1990 Ford Sierra. 2006 Buick LaCrosse has automatic transmission and 1990 Ford Sierra has manual transmission. 1990 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Buick LaCrosse will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Buick LaCrosse | 1990 Ford Sierra | |
| Make | Buick | Ford |
| Model | LaCrosse | Sierra |
| Year Released | 2006 | 1990 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3556 cc | 1595 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 240 HP | 74 HP |
| Engine RPM | 6000 RPM | 5300 RPM |
| Torque | 305 Nm | 122 Nm |
| Torque RPM | 2000 RPM | 2900 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1946 kg | 1010 kg |
| Vehicle Length | 5040 mm | 4500 mm |
| Vehicle Width | 1860 mm | 1680 mm |
| Vehicle Height | 1460 mm | 1400 mm |
| Wheelbase Size | 2810 mm | 2620 mm |
