2004 BMW X3 vs. 2001 BMW 320
To start off, 2004 BMW X3 is newer by 3 year(s). Which means there will be less support and parts availability for 2001 BMW 320. In addition, the cost of maintenance, including insurance, on 2001 BMW 320 would be higher. At 2,491 cc (6 cylinders), 2004 BMW X3 is equipped with a bigger engine. In terms of performance, 2004 BMW X3 (184 HP @ 7400 RPM) has 36 more horse power than 2001 BMW 320. (148 HP @ 4000 RPM). In normal driving conditions, 2004 BMW X3 should accelerate faster than 2001 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW X3 weights approximately 348 kg more than 2001 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2001 BMW 320. In wet, icy, snow, or gravel driving conditions, 2004 BMW X3 will offer significantly more control. 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, 2001 BMW 320 (355 Nm) has 118 more torque (in Nm) than 2004 BMW X3. (237 Nm). This means 2001 BMW 320 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW X3.
Compare all specifications:
| 2004 BMW X3 | 2001 BMW 320 | |
| Make | BMW | BMW |
| Model | X3 | 320 |
| Year Released | 2004 | 2001 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2491 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 184 HP | 148 HP |
| Engine RPM | 7400 RPM | 4000 RPM |
| Torque | 237 Nm | 355 Nm |
| Engine Bore Size | 84 mm | 84.1 mm |
| Engine Stroke Size | 75 mm | 90 mm |
| Engine Compression Ratio | 10.5:1 | 17.0:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1818 kg | 1470 kg |
| Vehicle Length | 4570 mm | 4270 mm |
| Vehicle Width | 1860 mm | 1760 mm |
| Vehicle Height | 1680 mm | 1410 mm |
| Wheelbase Size | 2890 mm | 2730 mm |
| Fuel Consumption Highway | 9.8 L/100km | 4.4 L/100km |
| Fuel Consumption City | 13.8 L/100km | 7.6 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 5.5 L/100km |
| Fuel Tank Capacity | 67 L | 63 L |
