2002 BMW Z4 vs. 2004 Oldsmobile Alero
To start off, 2004 Oldsmobile Alero is newer by 2 year(s). Which means there will be less support and parts availability for 2002 BMW Z4. In addition, the cost of maintenance, including insurance, on 2002 BMW Z4 would be higher. At 2,996 cc (6 cylinders), 2002 BMW Z4 is equipped with a bigger engine. In terms of performance, 2002 BMW Z4 (227 HP) has 87 more horse power than 2004 Oldsmobile Alero. (140 HP). In normal driving conditions, 2002 BMW Z4 should accelerate faster than 2004 Oldsmobile Alero. With that said, vehicle weight also plays an important factor in acceleration. 2002 BMW Z4 weights approximately 48 kg more than 2004 Oldsmobile Alero. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2002 BMW Z4 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 2002 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 2002 BMW Z4 (300 Nm) has 97 more torque (in Nm) than 2004 Oldsmobile Alero. (203 Nm). This means 2002 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Oldsmobile Alero.
Compare all specifications:
| 2002 BMW Z4 | 2004 Oldsmobile Alero | |
| Make | BMW | Oldsmobile |
| Model | Z4 | Alero |
| Year Released | 2002 | 2004 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 2196 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 227 HP | 140 HP |
| Torque | 300 Nm | 203 Nm |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 89.6 mm | 94 mm |
| Engine Compression Ratio | 10.2:1 | 10.0:1 |
| Drive Type | Rear | Front |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1386 kg | 1338 kg |
| Vehicle Length | 4100 mm | 4750 mm |
| Vehicle Width | 1790 mm | 1790 mm |
| Vehicle Height | 1310 mm | 1390 mm |
| Wheelbase Size | 2500 mm | 2720 mm |
| Fuel Consumption Highway | 7.3 L/100km | 7.1 L/100km |
| Fuel Consumption City | 13.5 L/100km | 9.8 L/100km |
| Fuel Consumption Overall | 9.5 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 55 L | 53 L |
