2007 BMW Z4 vs. 2009 Cadillac BLS
To start off, 2009 Cadillac BLS is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW Z4. In addition, the cost of maintenance, including insurance, on 2007 BMW Z4 would be higher. At 3,246 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (338 HP @ 7900 RPM) has 159 more horse power than 2009 Cadillac BLS. (179 HP @ 4000 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2009 Cadillac BLS. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac BLS weights approximately 115 kg more than 2007 BMW Z4.
Because 2007 BMW Z4 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2009 Cadillac BLS, being front wheel drive (FWD), will offer much better control with better grip. 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, 2009 Cadillac BLS (400 Nm @ 1850 RPM) has 35 more torque (in Nm) than 2007 BMW Z4. (365 Nm @ 4900 RPM). This means 2009 Cadillac BLS will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4.
Compare all specifications:
| 2007 BMW Z4 | 2009 Cadillac BLS | |
| Make | BMW | Cadillac |
| Model | Z4 | BLS |
| Year Released | 2007 | 2009 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 1910 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 338 HP | 179 HP |
| Engine RPM | 7900 RPM | 4000 RPM |
| Torque | 365 Nm | 400 Nm |
| Torque RPM | 4900 RPM | 1850 RPM |
| Engine Compression Ratio | 11.5:1 | 9.5:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 250 km/hour | 215 km/hour |
| Acceleration 0-100mph | 5 seconds | 9.1 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1485 kg | 1600 kg |
| Vehicle Length | 4120 mm | 4720 mm |
| Vehicle Width | 1310 mm | 1760 mm |
| Vehicle Height | 1790 mm | 1550 mm |
| Wheelbase Size | 2500 mm | 2680 mm |
| Fuel Consumption Overall | 12.1 L/100km | 6.5 L/100km |
| Fuel Tank Capacity | 70 L | 58 L |
