2003 Oldsmobile Alero vs. 2005 BMW 630
To start off, 2005 BMW 630 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Oldsmobile Alero. In addition, the cost of maintenance, including insurance, on 2003 Oldsmobile Alero would be higher. At 2,999 cc (6 cylinders), 2005 BMW 630 is equipped with a bigger engine. In terms of performance, 2005 BMW 630 (254 HP @ 6600 RPM) has 115 more horse power than 2003 Oldsmobile Alero. (139 HP @ 5600 RPM) In normal driving conditions, 2005 BMW 630 should accelerate faster than 2003 Oldsmobile Alero. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 630 weights approximately 404 kg more than 2003 Oldsmobile Alero. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 630 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 2005 BMW 630. However, in wet, icy, snow, or gravel driving conditions, 2003 Oldsmobile Alero, 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 BMW 630 (300 Nm @ 2500 RPM) has 97 more torque (in Nm) than 2003 Oldsmobile Alero. (203 Nm @ 4000 RPM). This means 2005 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 2003 Oldsmobile Alero.
Compare all specifications:
| 2003 Oldsmobile Alero | 2005 BMW 630 | |
| Make | Oldsmobile | BMW |
| Model | Alero | 630 |
| Year Released | 2003 | 2005 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2196 cc | 2999 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 139 HP | 254 HP |
| Engine RPM | 5600 RPM | 6600 RPM |
| Torque | 203 Nm | 300 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 86 mm | 85 mm |
| Engine Stroke Size | 94 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1360 kg | 1764 kg |
| Vehicle Length | 4750 mm | 4830 mm |
| Vehicle Width | 1790 mm | 1860 mm |
| Vehicle Height | 1390 mm | 1380 mm |
| Wheelbase Size | 2720 mm | 2670 mm |
| Fuel Tank Capacity | 53 L | 70 L |
