2002 BMW Z4 vs. 1986 Opel Senator
To start off, 2002 BMW Z4 is newer by 16 year(s). Which means there will be less support and parts availability for 1986 Opel Senator. In addition, the cost of maintenance, including insurance, on 1986 Opel Senator would be higher. At 2,996 cc (6 cylinders), 2002 BMW Z4 is equipped with a bigger engine. In terms of performance, 2002 BMW Z4 (227 HP @ 5900 RPM) has 113 more horse power than 1986 Opel Senator. (114 HP @ 4800 RPM). In normal driving conditions, 2002 BMW Z4 should accelerate faster than 1986 Opel Senator. With that said, vehicle weight also plays an important factor in acceleration. 2002 BMW Z4 weights approximately 66 kg more than 1986 Opel Senator. 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 BMW Z4 (300 Nm @ 3500 RPM) has 118 more torque (in Nm) than 1986 Opel Senator. (182 Nm @ 2800 RPM). This means 2002 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1986 Opel Senator.
Compare all specifications:
| 2002 BMW Z4 | 1986 Opel Senator | |
| Make | BMW | Opel |
| Model | Z4 | Senator |
| Year Released | 2002 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 2196 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 227 HP | 114 HP |
| Engine RPM | 5900 RPM | 4800 RPM |
| Torque | 300 Nm | 182 Nm |
| Torque RPM | 3500 RPM | 2800 RPM |
| Engine Bore Size | 84 mm | 95 mm |
| Engine Stroke Size | 89.6 mm | 77.5 mm |
| Engine Compression Ratio | 10.2:1 | 9.4:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1386 kg | 1320 kg |
| Vehicle Length | 4100 mm | 4820 mm |
| Vehicle Width | 1790 mm | 1730 mm |
| Vehicle Height | 1310 mm | 1420 mm |
| Wheelbase Size | 2500 mm | 2690 mm |
| Fuel Tank Capacity | 55 L | 70 L |
