1990 Buick LeSabre vs. 2001 Opel Signum
To start off, 2001 Opel Signum is newer by 11 year(s). Which means there will be less support and parts availability for 1990 Buick LeSabre. In addition, the cost of maintenance, including insurance, on 1990 Buick LeSabre would be higher. At 3,791 cc (6 cylinders), 1990 Buick LeSabre is equipped with a bigger engine. In terms of performance, 2001 Opel Signum (175 HP @ 4000 RPM) has 10 more horse power than 1990 Buick LeSabre. (165 HP @ 4800 RPM) In normal driving conditions, 2001 Opel Signum should accelerate faster than 1990 Buick LeSabre. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Signum weights approximately 194 kg more than 1990 Buick LeSabre. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2001 Opel Signum (370 Nm @ 1900 RPM) has 85 more torque (in Nm) than 1990 Buick LeSabre. (285 Nm @ 2000 RPM). This means 2001 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1990 Buick LeSabre.
Compare all specifications:
| 1990 Buick LeSabre | 2001 Opel Signum | |
| Make | Buick | Opel |
| Model | LeSabre | Signum |
| Year Released | 1990 | 2001 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 165 HP | 175 HP |
| Engine RPM | 4800 RPM | 4000 RPM |
| Torque | 285 Nm | 370 Nm |
| Torque RPM | 2000 RPM | 1900 RPM |
| Engine Bore Size | 96.5 mm | 87.5 mm |
| Engine Stroke Size | 86.4 mm | 82 mm |
| Engine Compression Ratio | 8.5:1 | 18.5:1 |
| Top Speed | 195 km/hour | 221 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1476 kg | 1670 kg |
| Vehicle Length | 5010 mm | 4640 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2820 mm | 2710 mm |
| Fuel Tank Capacity | 68 L | 60 L |
