1986 Buick Estate vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 17 year(s). Which means there will be less support and parts availability for 1986 Buick Estate. In addition, the cost of maintenance, including insurance, on 1986 Buick Estate would be higher. At 6,598 cc (8 cylinders), 1986 Buick Estate is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (207 HP @ 6200 RPM) has 24 more horse power than 1986 Buick Estate. (183 HP @ 3600 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 1986 Buick Estate. With that said, vehicle weight also plays an important factor in acceleration. 1986 Buick Estate weights approximately 272 kg more than 2003 Opel Signum.
Because 1986 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 1986 Buick Estate. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 1986 Buick Estate (435 Nm @ 2200 RPM) has 135 more torque (in Nm) than 2003 Opel Signum. (300 Nm @ 4000 RPM). This means 1986 Buick Estate will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 1986 Buick Estate | 2003 Opel Signum | |
| Make | Buick | Opel |
| Model | Estate | Signum |
| Year Released | 1986 | 2003 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 6598 cc | 3173 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 183 HP | 207 HP |
| Engine RPM | 3600 RPM | 6200 RPM |
| Torque | 435 Nm | 300 Nm |
| Torque RPM | 2200 RPM | 4000 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1885 kg | 1613 kg |
| Vehicle Length | 5510 mm | 4640 mm |
| Vehicle Width | 1990 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2840 mm |
