2007 BMW X3 vs. 2005 Pontiac Grand Am
To start off, 2007 BMW X3 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Pontiac Grand Am. In addition, the cost of maintenance, including insurance, on 2005 Pontiac Grand Am would be higher. At 3,392 cc (6 cylinders), 2005 Pontiac Grand Am is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (189 HP @ 6000 RPM) has 14 more horse power than 2005 Pontiac Grand Am. (175 HP @ 5200 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 2005 Pontiac Grand Am. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 338 kg more than 2005 Pontiac Grand Am. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Pontiac Grand Am. 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, 2005 Pontiac Grand Am (285 Nm) has 40 more torque (in Nm) than 2007 BMW X3. (245 Nm). This means 2005 Pontiac Grand Am will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3.
Compare all specifications:
| 2007 BMW X3 | 2005 Pontiac Grand Am | |
| Make | BMW | Pontiac |
| Model | X3 | Grand Am |
| Year Released | 2007 | 2005 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 3392 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 189 HP | 175 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 245 Nm | 285 Nm |
| Engine Compression Ratio | 10.5:1 | 9.5:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1740 kg | 1402 kg |
| Vehicle Length | 4570 mm | 4740 mm |
| Vehicle Width | 1680 mm | 1790 mm |
| Vehicle Height | 1860 mm | 1410 mm |
| Wheelbase Size | 2800 mm | 2810 mm |
| Fuel Consumption Overall | 13 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 67 L | 53 L |
