2006 BMW Z4 vs. 2002 Cadillac CTS
To start off, 2006 BMW Z4 is newer by 4 year(s). Which means there will be less support and parts availability for 2002 Cadillac CTS. In addition, the cost of maintenance, including insurance, on 2002 Cadillac CTS would be higher. At 3,173 cc (6 cylinders), 2002 Cadillac CTS is equipped with a bigger engine. In terms of performance, 2002 Cadillac CTS (220 HP @ 6000 RPM) has 35 more horse power than 2006 BMW Z4. (185 HP @ 6000 RPM) In normal driving conditions, 2002 Cadillac CTS should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2002 Cadillac CTS weights approximately 288 kg more than 2006 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, 2002 Cadillac CTS (296 Nm @ 3400 RPM) has 59 more torque (in Nm) than 2006 BMW Z4. (237 Nm @ 3500 RPM). This means 2002 Cadillac CTS will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4. 2002 Cadillac CTS has automatic transmission and 2006 BMW Z4 has manual transmission. 2006 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2002 Cadillac CTS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW Z4 | 2002 Cadillac CTS | |
| Make | BMW | Cadillac |
| Model | Z4 | CTS |
| Year Released | 2006 | 2002 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2501 cc | 3173 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 185 HP | 220 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 237 Nm | 296 Nm |
| Torque RPM | 3500 RPM | 3400 RPM |
| Engine Bore Size | 84.1 mm | 87.5 mm |
| Engine Stroke Size | 74.9 mm | 88 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1330 kg | 1618 kg |
| Vehicle Length | 4100 mm | 4840 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1300 mm | 1450 mm |
| Wheelbase Size | 2500 mm | 2900 mm |
| Fuel Tank Capacity | 55 L | 66 L |
