1977 Buick LeSabre vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 28 year(s). Which means there will be less support and parts availability for 1977 Buick LeSabre. In addition, the cost of maintenance, including insurance, on 1977 Buick LeSabre would be higher. At 3,791 cc (6 cylinders), 1977 Buick LeSabre is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (175 HP @ 4000 RPM) has 70 more horse power than 1977 Buick LeSabre. (105 HP @ 3400 RPM) In normal driving conditions, 2005 Opel Signum should accelerate faster than 1977 Buick LeSabre. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 80 kg more than 1977 Buick LeSabre. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1977 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 1977 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, 2005 Opel Signum (370 Nm @ 1900 RPM) has 119 more torque (in Nm) than 1977 Buick LeSabre. (251 Nm @ 2000 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1977 Buick LeSabre.
Compare all specifications:
| 1977 Buick LeSabre | 2005 Opel Signum | |
| Make | Buick | Opel |
| Model | LeSabre | Signum |
| Year Released | 1977 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 105 HP | 175 HP |
| Engine RPM | 3400 RPM | 4000 RPM |
| Torque | 251 Nm | 370 Nm |
| Torque RPM | 2000 RPM | 1900 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1590 kg | 1670 kg |
| Vehicle Length | 5550 mm | 4640 mm |
| Vehicle Width | 1910 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2620 mm |
