2005 BMW 320 vs. 2007 BMW X5
To start off, 2007 BMW X5 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW 320. In addition, the cost of maintenance, including insurance, on 2005 BMW 320 would be higher. At 4,397 cc (8 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (316 HP @ 6100 RPM) has 168 more horse power than 2005 BMW 320. (148 HP @ 6200 RPM) In normal driving conditions, 2007 BMW X5 should accelerate faster than 2005 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 770 kg more than 2005 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2005 BMW 320. In wet, icy, snow, or gravel driving conditions, 2007 BMW X5 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 X5 (440 Nm @ 3700 RPM) has 240 more torque (in Nm) than 2005 BMW 320. (200 Nm @ 3600 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 320.
Compare all specifications:
| 2005 BMW 320 | 2007 BMW X5 | |
| Make | BMW | BMW |
| Model | 320 | X5 |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 4397 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 316 HP |
| Engine RPM | 6200 RPM | 6100 RPM |
| Torque | 200 Nm | 440 Nm |
| Torque RPM | 3600 RPM | 3700 RPM |
| Engine Bore Size | 84 mm | 92 mm |
| Engine Stroke Size | 90 mm | 82.7 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 215 km/hour | 210 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 7 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1425 kg | 2195 kg |
| Vehicle Length | 4480 mm | 4670 mm |
| Vehicle Width | 1750 mm | 1880 mm |
| Vehicle Height | 1420 mm | 1710 mm |
| Wheelbase Size | 2730 mm | 2830 mm |
| Fuel Consumption | 6.2 L/100km | 10.7 L/100km |
| Fuel Consumption Overall | 9 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 60 L | 93 L |
