1979 Bitter Diplomat vs. 2009 BMW Z4
To start off, 2009 BMW Z4 is newer by 30 year(s). Which means there will be less support and parts availability for 1979 Bitter Diplomat. In addition, the cost of maintenance, including insurance, on 1979 Bitter Diplomat would be higher. At 5,354 cc (8 cylinders), 1979 Bitter Diplomat is equipped with a bigger engine. In terms of performance, 1979 Bitter Diplomat (227 HP @ 4700 RPM) has 12 more horse power than 2009 BMW Z4. (215 HP @ 6500 RPM). In normal driving conditions, 1979 Bitter Diplomat should accelerate faster than 2009 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 1979 Bitter Diplomat weights approximately 396 kg more than 2009 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, 1979 Bitter Diplomat (419 Nm @ 3100 RPM) has 169 more torque (in Nm) than 2009 BMW Z4. (250 Nm @ 2000 RPM). This means 1979 Bitter Diplomat will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW Z4.
Compare all specifications:
| 1979 Bitter Diplomat | 2009 BMW Z4 | |
| Make | Bitter | BMW |
| Model | Diplomat | Z4 |
| Year Released | 1979 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 5354 cc | 2494 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 227 HP | 215 HP |
| Engine RPM | 4700 RPM | 6500 RPM |
| Torque | 419 Nm | 250 Nm |
| Torque RPM | 3100 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1686 kg | 1290 kg |
| Vehicle Length | 4860 mm | 4100 mm |
| Vehicle Width | 1850 mm | 1790 mm |
| Vehicle Height | 1290 mm | 1310 mm |
| Wheelbase Size | 2690 mm | 2500 mm |
