2003 BMW X3 vs. 2007 Toyota Quantum
To start off, 2007 Toyota Quantum is newer by 4 year(s). Which means there will be less support and parts availability for 2003 BMW X3. In addition, the cost of maintenance, including insurance, on 2003 BMW X3 would be higher. At 2,995 cc (6 cylinders), 2003 BMW X3 is equipped with a bigger engine. In terms of performance, 2003 BMW X3 (201 HP @ 4000 RPM) has 100 more horse power than 2007 Toyota Quantum. (101 HP @ 3600 RPM). In normal driving conditions, 2003 BMW X3 should accelerate faster than 2007 Toyota Quantum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Toyota Quantum weights approximately 170 kg more than 2003 BMW X3.
Because 2003 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Toyota Quantum. In wet, icy, snow, or gravel driving conditions, 2003 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, 2003 BMW X3 (410 Nm @ 1500 RPM) has 150 more torque (in Nm) than 2007 Toyota Quantum. (260 Nm @ 1600 RPM). This means 2003 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Toyota Quantum. 2003 BMW X3 has automatic transmission and 2007 Toyota Quantum has manual transmission. 2007 Toyota Quantum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW X3 | 2007 Toyota Quantum | |
| Make | BMW | Toyota |
| Model | X3 | Quantum |
| Year Released | 2003 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2995 cc | 2494 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 101 HP |
| Engine RPM | 4000 RPM | 3600 RPM |
| Torque | 410 Nm | 260 Nm |
| Torque RPM | 1500 RPM | 1600 RPM |
| Engine Bore Size | 84 mm | 92 mm |
| Engine Stroke Size | 90 mm | 93.8 mm |
| Engine Compression Ratio | 17.0:1 | 18.5:1 |
| Top Speed | 215 km/hour | 135 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 28.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 14 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1930 kg | 2100 kg |
| Vehicle Length | 4570 mm | 5390 mm |
| Vehicle Width | 1860 mm | 1890 mm |
| Vehicle Height | 1680 mm | 2290 mm |
| Wheelbase Size | 2730 mm | 3120 mm |
| Fuel Tank Capacity | 67 L | 70 L |
