2008 BMW Z4 vs. 2005 Cadillac SRX
To start off, 2008 BMW Z4 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Cadillac SRX. In addition, the cost of maintenance, including insurance, on 2005 Cadillac SRX would be higher. At 4,572 cc (8 cylinders), 2005 Cadillac SRX is equipped with a bigger engine. In terms of performance, 2005 Cadillac SRX (311 HP @ 6000 RPM) has 96 more horse power than 2008 BMW Z4. (215 HP @ 6250 RPM) In normal driving conditions, 2005 Cadillac SRX should accelerate faster than 2008 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac SRX weights approximately 556 kg more than 2008 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 Cadillac SRX (420 Nm @ 4400 RPM) has 169 more torque (in Nm) than 2008 BMW Z4. (251 Nm @ 2750 RPM). This means 2005 Cadillac SRX will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW Z4. 2005 Cadillac SRX has automatic transmission and 2008 BMW Z4 has manual transmission. 2008 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Cadillac SRX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW Z4 | 2005 Cadillac SRX | |
| Make | BMW | Cadillac |
| Model | Z4 | SRX |
| Year Released | 2008 | 2005 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2994 cc | 4572 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 311 HP |
| Engine RPM | 6250 RPM | 6000 RPM |
| Torque | 251 Nm | 420 Nm |
| Torque RPM | 2750 RPM | 4400 RPM |
| Engine Bore Size | 85.1 mm | 93 mm |
| Engine Stroke Size | 88.1 mm | 84 mm |
| Engine Compression Ratio | 10.7:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1395 kg | 1951 kg |
| Vehicle Length | 4100 mm | 4960 mm |
| Vehicle Width | 1790 mm | 1850 mm |
| Vehicle Height | 1300 mm | 1730 mm |
| Wheelbase Size | 2500 mm | 2960 mm |
| Fuel Consumption | 8.4 L/100km | 11.2 L/100km |
| Fuel Consumption City | 13.1 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 11.2 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 55 L | 76 L |
