2006 BMW Z4 vs. 1970 Mercury Cougar
To start off, 2006 BMW Z4 is newer by 36 year(s). Which means there will be less support and parts availability for 1970 Mercury Cougar. In addition, the cost of maintenance, including insurance, on 1970 Mercury Cougar would be higher. At 5,769 cc (8 cylinders), 1970 Mercury Cougar is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (189 HP @ 6000 RPM) has 22 more horse power than 1970 Mercury Cougar. (167 HP @ 4000 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 1970 Mercury Cougar. With that said, vehicle weight also plays an important factor in acceleration. 1970 Mercury Cougar weights approximately 315 kg more than 2006 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, 1970 Mercury Cougar (363 Nm @ 2400 RPM) has 118 more torque (in Nm) than 2006 BMW Z4. (245 Nm @ 3500 RPM). This means 1970 Mercury Cougar will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 2006 BMW Z4 | 1970 Mercury Cougar | |
| Make | BMW | Mercury |
| Model | Z4 | Cougar |
| Year Released | 2006 | 1970 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 5769 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 189 HP | 167 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 245 Nm | 363 Nm |
| Torque RPM | 3500 RPM | 2400 RPM |
| Engine Bore Size | 84 mm | 101.7 mm |
| Engine Stroke Size | 75 mm | 88.8 mm |
| Engine Compression Ratio | 11.0:1 | 8.6:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1335 kg | 1650 kg |
| Vehicle Length | 4100 mm | 5840 mm |
| Vehicle Width | 1790 mm | 2000 mm |
| Vehicle Height | 1310 mm | 1340 mm |
| Wheelbase Size | 2500 mm | 2860 mm |
