1987 Buick Regal vs. 2004 Opel Vectra
To start off, 2004 Opel Vectra is newer by 17 year(s). Which means there will be less support and parts availability for 1987 Buick Regal. In addition, the cost of maintenance, including insurance, on 1987 Buick Regal would be higher. At 2,843 cc (6 cylinders), 1987 Buick Regal is equipped with a bigger engine. In terms of performance, 1987 Buick Regal (135 HP @ 4400 RPM) has 12 more horse power than 2004 Opel Vectra. (123 HP @ 4000 RPM). In normal driving conditions, 1987 Buick Regal should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Vectra weights approximately 165 kg more than 1987 Buick Regal.
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, 2004 Opel Vectra (280 Nm @ 1500 RPM) has 36 more torque (in Nm) than 1987 Buick Regal. (244 Nm @ 3600 RPM). This means 2004 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1987 Buick Regal.
Compare all specifications:
| 1987 Buick Regal | 2004 Opel Vectra | |
| Make | Buick | Opel |
| Model | Regal | Vectra |
| Year Released | 1987 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2843 cc | 2169 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 135 HP | 123 HP |
| Engine RPM | 4400 RPM | 4000 RPM |
| Torque | 244 Nm | 280 Nm |
| Torque RPM | 3600 RPM | 1500 RPM |
| Engine Compression Ratio | 8.8:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 190 km/hour | 206 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1340 kg | 1505 kg |
| Vehicle Length | 4890 mm | 4600 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1350 mm | 1470 mm |
| Wheelbase Size | 2740 mm | 2720 mm |
| Fuel Tank Capacity | 62 L | 61 L |
