2006 BMW Z4 vs. 1990 Cadillac Seville
To start off, 2006 BMW Z4 is newer by 16 year(s). Which means there will be less support and parts availability for 1990 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 1990 Cadillac Seville would be higher. At 4,472 cc (8 cylinders), 1990 Cadillac Seville is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (343 HP @ 7900 RPM) has 163 more horse power than 1990 Cadillac Seville. (180 HP @ 4300 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 1990 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1990 Cadillac Seville weights approximately 238 kg more than 2006 BMW Z4.
Because 2006 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 2006 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 1990 Cadillac Seville, 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, 2006 BMW Z4 (495 Nm @ 4900 RPM) has 171 more torque (in Nm) than 1990 Cadillac Seville. (324 Nm @ 3000 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1990 Cadillac Seville. 1990 Cadillac Seville 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. 1990 Cadillac Seville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW Z4 | 1990 Cadillac Seville | |
| Make | BMW | Cadillac |
| Model | Z4 | Seville |
| Year Released | 2006 | 1990 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 4472 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 343 HP | 180 HP |
| Engine RPM | 7900 RPM | 4300 RPM |
| Torque | 495 Nm | 324 Nm |
| Torque RPM | 4900 RPM | 3000 RPM |
| Engine Compression Ratio | 11.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1332 kg | 1570 kg |
| Vehicle Length | 4100 mm | 4850 mm |
| Vehicle Width | 1790 mm | 1830 mm |
| Vehicle Height | 1300 mm | 1370 mm |
| Wheelbase Size | 2500 mm | 2750 mm |
| Fuel Tank Capacity | 60 L | 81 L |
