2005 Alfa Romeo 147 vs. 2007 BMW X3
To start off, 2007 BMW X3 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 147. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 147 would be higher. At 3,179 cc (6 cylinders), 2005 Alfa Romeo 147 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 147 (240 HP @ 6200 RPM) has 25 more horse power than 2007 BMW X3. (215 HP @ 4000 RPM). In normal driving conditions, 2005 Alfa Romeo 147 should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 280 kg more than 2005 Alfa Romeo 147.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Alfa Romeo 147. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 BMW X3 (480 Nm @ 1750 RPM) has 191 more torque (in Nm) than 2005 Alfa Romeo 147. (289 Nm @ 4800 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 147. 2007 BMW X3 has automatic transmission and 2005 Alfa Romeo 147 has manual transmission. 2005 Alfa Romeo 147 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Alfa Romeo 147 | 2007 BMW X3 | |
| Make | Alfa Romeo | BMW |
| Model | 147 | X3 |
| Year Released | 2005 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 240 HP | 215 HP |
| Engine RPM | 6200 RPM | 4000 RPM |
| Torque | 289 Nm | 480 Nm |
| Torque RPM | 4800 RPM | 1750 RPM |
| Engine Bore Size | 93 mm | 84 mm |
| Engine Stroke Size | 78 mm | 90 mm |
| Engine Compression Ratio | 10.5:1 | 17.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 246 km/hour | 210 km/hour |
| Acceleration 0-100mph | 6.2 seconds | 7.9 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1485 kg | 1765 kg |
| Vehicle Length | 4220 mm | 4570 mm |
| Vehicle Width | 1770 mm | 1680 mm |
| Vehicle Height | 1420 mm | 1860 mm |
| Wheelbase Size | 2600 mm | 2800 mm |
| Fuel Consumption Overall | 12.3 L/100km | 8.6 L/100km |
| Fuel Tank Capacity | 63 L | 67 L |
