2003 Opel Vectra vs. 1987 Pontiac Bonneville
To start off, 2003 Opel Vectra is newer by 16 year(s). Which means there will be less support and parts availability for 1987 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 1987 Pontiac Bonneville would be higher. At 3,791 cc (6 cylinders), 1987 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (176 HP @ 4000 RPM) has 26 more horse power than 1987 Pontiac Bonneville. (150 HP @ 4400 RPM). In normal driving conditions, 2003 Opel Vectra should accelerate faster than 1987 Pontiac Bonneville. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 86 kg more than 1987 Pontiac Bonneville. 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, 2003 Opel Vectra (370 Nm @ 1900 RPM) has 99 more torque (in Nm) than 1987 Pontiac Bonneville. (271 Nm @ 2000 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1987 Pontiac Bonneville. 1987 Pontiac Bonneville has automatic transmission and 2003 Opel Vectra has manual transmission. 2003 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1987 Pontiac Bonneville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Opel Vectra | 1987 Pontiac Bonneville | |
| Make | Opel | Pontiac |
| Model | Vectra | Bonneville |
| Year Released | 2003 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 2958 cc | 3791 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 176 HP | 150 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 370 Nm | 271 Nm |
| Torque RPM | 1900 RPM | 2000 RPM |
| Engine Bore Size | 87.5 mm | 96.5 mm |
| Engine Stroke Size | 82 mm | 86.4 mm |
| Engine Compression Ratio | 18.5:1 | 8.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1590 kg | 1504 kg |
| Vehicle Length | 4830 mm | 5050 mm |
| Vehicle Width | 1800 mm | 1840 mm |
| Vehicle Height | 1510 mm | 1420 mm |
