2003 BMW Z4 vs. 2004 Cadillac CTS
To start off, 2004 Cadillac CTS is newer by 1 year(s). Which means there will be less support and parts availability for 2003 BMW Z4. In addition, the cost of maintenance, including insurance, on 2003 BMW Z4 would be higher. At 3,173 cc (6 cylinders), 2004 Cadillac CTS is equipped with a bigger engine. In terms of performance, 2003 BMW Z4 (227 HP @ 6000 RPM) has 12 more horse power than 2004 Cadillac CTS. (215 HP @ 6000 RPM). In normal driving conditions, 2003 BMW Z4 should accelerate faster than 2004 Cadillac CTS. With that said, vehicle weight also plays an important factor in acceleration. 2004 Cadillac CTS weights approximately 500 kg more than 2003 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, 2004 Cadillac CTS (300 Nm @ 3400 RPM) has 9 more torque (in Nm) than 2003 BMW Z4. (291 Nm @ 3500 RPM). This means 2004 Cadillac CTS will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW Z4.
Compare all specifications:
| 2003 BMW Z4 | 2004 Cadillac CTS | |
| Make | BMW | Cadillac |
| Model | Z4 | CTS |
| Year Released | 2003 | 2004 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 3173 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 227 HP | 215 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 291 Nm | 300 Nm |
| Torque RPM | 3500 RPM | 3400 RPM |
| Engine Bore Size | 84 mm | 87.5 mm |
| Engine Stroke Size | 90 mm | 88 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1290 kg | 1790 kg |
| Vehicle Length | 4100 mm | 4830 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1310 mm | 1450 mm |
| Wheelbase Size | 2500 mm | 2750 mm |
| Fuel Tank Capacity | 55 L | 68 L |
