2009 BMW Z4 vs. 1981 Subaru Rex
To start off, 2009 BMW Z4 is newer by 28 year(s). Which means there will be less support and parts availability for 1981 Subaru Rex. In addition, the cost of maintenance, including insurance, on 1981 Subaru Rex would be higher. At 3,246 cc (6 cylinders), 2009 BMW Z4 is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (338 HP @ 7900 RPM) has 307 more horse power than 1981 Subaru Rex. (31 HP @ 6000 RPM). In normal driving conditions, 2009 BMW Z4 should accelerate faster than 1981 Subaru Rex. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW Z4 weights approximately 930 kg more than 1981 Subaru Rex. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 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 2009 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 1981 Subaru Rex, 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, 2009 BMW Z4 (365 Nm @ 4900 RPM) has 322 more torque (in Nm) than 1981 Subaru Rex. (43 Nm @ 3500 RPM). This means 2009 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1981 Subaru Rex.
Compare all specifications:
| 2009 BMW Z4 | 1981 Subaru Rex | |
| Make | BMW | Subaru |
| Model | Z4 | Rex |
| Year Released | 2009 | 1981 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 543 cc |
| Engine Cylinders | 6 cylinders | 2 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 338 HP | 31 HP |
| Engine RPM | 7900 RPM | 6000 RPM |
| Torque | 365 Nm | 43 Nm |
| Torque RPM | 4900 RPM | 3500 RPM |
| Engine Compression Ratio | 11.5:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1485 kg | 555 kg |
| Vehicle Length | 4120 mm | 3250 mm |
| Vehicle Width | 1310 mm | 1400 mm |
| Vehicle Height | 1790 mm | 1360 mm |
| Wheelbase Size | 2500 mm | 2260 mm |
