1981 Buick LeSabre vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 24 year(s). Which means there will be less support and parts availability for 1981 Buick LeSabre. In addition, the cost of maintenance, including insurance, on 1981 Buick LeSabre would be higher. At 3,790 cc (6 cylinders), 1981 Buick LeSabre is equipped with a bigger engine. In terms of performance, 1981 Buick LeSabre (104 HP @ 3400 RPM) has 5 more horse power than 2005 Opel Signum. (99 HP @ 3120 RPM). In normal driving conditions, 1981 Buick LeSabre should accelerate faster than 2005 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 5 kg more than 1981 Buick LeSabre.
Because 1981 Buick LeSabre 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 1981 Buick LeSabre. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Signum, 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, 1981 Buick LeSabre (251 Nm @ 2000 RPM) has 21 more torque (in Nm) than 2005 Opel Signum. (230 Nm @ 1500 RPM). This means 1981 Buick LeSabre will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Signum. 1981 Buick LeSabre has automatic transmission and 2005 Opel Signum has manual transmission. 2005 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1981 Buick LeSabre will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Buick LeSabre | 2005 Opel Signum | |
| Make | Buick | Opel |
| Model | LeSabre | Signum |
| Year Released | 1981 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 3790 cc | 1993 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 104 HP | 99 HP |
| Engine RPM | 3400 RPM | 3120 RPM |
| Torque | 251 Nm | 230 Nm |
| Torque RPM | 2000 RPM | 1500 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 1590 kg | 1595 kg |
| Vehicle Length | 5550 mm | 4640 mm |
| Vehicle Width | 1910 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2740 mm |
