2003 Opel Vectra vs. 2003 Pontiac Bonneville
To start off, both 2003 Opel Vectra and 2003 Pontiac Bonneville were released in the same year (2003). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,565 cc (8 cylinders), 2003 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2003 Pontiac Bonneville (275 HP @ 5600 RPM) has 175 more horse power than 2003 Opel Vectra. (100 HP @ 4300 RPM) In normal driving conditions, 2003 Pontiac Bonneville should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Pontiac Bonneville weights approximately 229 kg more than 2003 Opel Vectra. 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 Pontiac Bonneville (298 Nm @ 4000 RPM) has 93 more torque (in Nm) than 2003 Opel Vectra. (205 Nm @ 1600 RPM). This means 2003 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra. 2003 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. 2003 Pontiac Bonneville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Opel Vectra | 2003 Pontiac Bonneville | |
| Make | Opel | Pontiac |
| Model | Vectra | Bonneville |
| Year Released | 2003 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 4565 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 100 HP | 275 HP |
| Engine RPM | 4300 RPM | 5600 RPM |
| Torque | 205 Nm | 298 Nm |
| Torque RPM | 1600 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 93.1 mm |
| Engine Stroke Size | 90 mm | 84 mm |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1490 kg | 1719 kg |
| Vehicle Length | 4830 mm | 5150 mm |
| Vehicle Width | 1800 mm | 1890 mm |
| Vehicle Height | 1510 mm | 1440 mm |
