2007 BMW Z4 vs. 2005 Cadillac STS
To start off, 2007 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2005 Cadillac STS would be higher. At 3,562 cc (6 cylinders), 2005 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (335 HP @ 7900 RPM) has 83 more horse power than 2005 Cadillac STS. (252 HP @ 6500 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2005 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac STS weights approximately 480 kg more than 2007 BMW Z4.
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 STS (342 Nm @ 3200 RPM) has 27 more torque (in Nm) than 2007 BMW Z4. (315 Nm @ 2750 RPM). This means 2005 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4.
Compare all specifications:
2007 BMW Z4 | 2005 Cadillac STS | |
Make | BMW | Cadillac |
Model | Z4 | STS |
Year Released | 2007 | 2005 |
Body Type | Convertible | Sedan |
Engine Position | Front | Front |
Engine Size | 2996 cc | 3562 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 335 HP | 252 HP |
Engine RPM | 7900 RPM | 6500 RPM |
Torque | 315 Nm | 342 Nm |
Torque RPM | 2750 RPM | 3200 RPM |
Engine Compression Ratio | 11.5:1 | 10.2:1 |
Fuel Type | Gasoline | Gasoline |
Acceleration 0-100mph | 6.2 seconds | 7.4 seconds |
Drive Type | Rear | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1310 kg | 1790 kg |
Vehicle Length | 4100 mm | 4990 mm |
Vehicle Width | 1790 mm | 1850 mm |
Vehicle Height | 1310 mm | 1470 mm |
Wheelbase Size | 2500 mm | 2690 mm |
Fuel Consumption Overall | 9.5 L/100km | 12.4 L/100km |
Fuel Tank Capacity | 55 L | 95 L |