1981 Buick Estate vs. 2001 Opel Signum
To start off, 2001 Opel Signum is newer by 20 year(s). Which means there will be less support and parts availability for 1981 Buick Estate. In addition, the cost of maintenance, including insurance, on 1981 Buick Estate would be higher. At 5,735 cc (8 cylinders), 1981 Buick Estate is equipped with a bigger engine. In terms of performance, 2001 Opel Signum (175 HP @ 4000 RPM) has 22 more horse power than 1981 Buick Estate. (153 HP @ 3400 RPM) In normal driving conditions, 2001 Opel Signum should accelerate faster than 1981 Buick Estate. With that said, vehicle weight also plays an important factor in acceleration. 1981 Buick Estate weights approximately 210 kg more than 2001 Opel Signum.
Because 1981 Buick Estate 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 Estate. However, in wet, icy, snow, or gravel driving conditions, 2001 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 Estate (380 Nm @ 1800 RPM) has 10 more torque (in Nm) than 2001 Opel Signum. (370 Nm @ 1900 RPM). This means 1981 Buick Estate will have an easier job in driving up hills or pulling heavy equipment than 2001 Opel Signum.
Compare all specifications:
| 1981 Buick Estate | 2001 Opel Signum | |
| Make | Buick | Opel |
| Model | Estate | Signum |
| Year Released | 1981 | 2001 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 2958 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 153 HP | 175 HP |
| Engine RPM | 3400 RPM | 4000 RPM |
| Torque | 380 Nm | 370 Nm |
| Torque RPM | 1800 RPM | 1900 RPM |
| Engine Bore Size | 96.5 mm | 87.5 mm |
| Engine Stroke Size | 97.8 mm | 82 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1880 kg | 1670 kg |
| Vehicle Length | 5510 mm | 4640 mm |
| Vehicle Width | 1990 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2710 mm |
