1999 BMW 323 vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 6 year(s). Which means there will be less support and parts availability for 1999 BMW 323. In addition, the cost of maintenance, including insurance, on 1999 BMW 323 would be higher. At 2,958 cc (6 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (175 HP @ 4000 RPM) has 5 more horse power than 1999 BMW 323. (170 HP @ 5500 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 1999 BMW 323. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 173 kg more than 1999 BMW 323. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 BMW 323 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 1999 BMW 323. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Vectra, 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, 2005 Opel Vectra (370 Nm @ 1900 RPM) has 125 more torque (in Nm) than 1999 BMW 323. (245 Nm @ 3500 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1999 BMW 323.
Compare all specifications:
| 1999 BMW 323 | 2005 Opel Vectra | |
| Make | BMW | Opel |
| Model | 323 | Vectra |
| Year Released | 1999 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 175 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 245 Nm | 370 Nm |
| Torque RPM | 3500 RPM | 1900 RPM |
| Engine Bore Size | 84 mm | 87.5 mm |
| Engine Stroke Size | 75 mm | 82 mm |
| Engine Compression Ratio | 10.5:1 | 18.5:1 |
| Top Speed | 206 km/hour | 226 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1457 kg | 1630 kg |
| Vehicle Length | 4490 mm | 4600 mm |
| Vehicle Width | 1760 mm | 1800 mm |
| Vehicle Height | 1390 mm | 1470 mm |
| Wheelbase Size | 2730 mm | 2610 mm |
| Fuel Tank Capacity | 63 L | 61 L |
