2003 BMW 320 vs. 2007 Cadillac SRX
To start off, 2007 Cadillac SRX is newer by 4 year(s). Which means there will be less support and parts availability for 2003 BMW 320. In addition, the cost of maintenance, including insurance, on 2003 BMW 320 would be higher. At 4,565 cc (8 cylinders), 2007 Cadillac SRX is equipped with a bigger engine. In terms of performance, 2007 Cadillac SRX (320 HP @ 6400 RPM) has 170 more horse power than 2003 BMW 320. (150 HP @ 4000 RPM) In normal driving conditions, 2007 Cadillac SRX should accelerate faster than 2003 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac SRX weights approximately 451 kg more than 2003 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Cadillac SRX is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW 320. In wet, icy, snow, or gravel driving conditions, 2007 Cadillac SRX 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 Cadillac SRX (427 Nm @ 4400 RPM) has 77 more torque (in Nm) than 2003 BMW 320. (350 Nm @ 2000 RPM). This means 2007 Cadillac SRX will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 320.
Compare all specifications:
| 2003 BMW 320 | 2007 Cadillac SRX | |
| Make | BMW | Cadillac |
| Model | 320 | SRX |
| Year Released | 2003 | 2007 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 4565 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 150 HP | 320 HP |
| Engine RPM | 4000 RPM | 6400 RPM |
| Torque | 350 Nm | 427 Nm |
| Torque RPM | 2000 RPM | 4400 RPM |
| Engine Compression Ratio | 17.0:1 | 10.5:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1505 kg | 1956 kg |
| Vehicle Length | 4490 mm | 4960 mm |
| Vehicle Width | 1760 mm | 1850 mm |
| Vehicle Height | 1380 mm | 1730 mm |
| Wheelbase Size | 2800 mm | 2960 mm |
| Fuel Consumption | 5.4 L/100km | 11.2 L/100km |
| Fuel Consumption City | 9.7 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 6.9 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 63 L | 76 L |
