2007 BMW Z4 vs. 2002 Opel Concept M
To start off, 2007 BMW Z4 is newer by 5 year(s). Which means there will be less support and parts availability for 2002 Opel Concept M. In addition, the cost of maintenance, including insurance, on 2002 Opel Concept M would be higher. At 2,996 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (335 HP @ 7900 RPM) has 187 more horse power than 2002 Opel Concept M. (148 HP @ 4400 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2002 Opel Concept M. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Z4 weights approximately 12 kg more than 2002 Opel Concept M. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 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 2007 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2002 Opel Concept M, 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, 2007 BMW Z4 (315 Nm @ 2750 RPM) has 110 more torque (in Nm) than 2002 Opel Concept M. (205 Nm @ 1980 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2002 Opel Concept M.
Compare all specifications:
| 2007 BMW Z4 | 2002 Opel Concept M | |
| Make | BMW | Opel |
| Model | Z4 | Concept M |
| Year Released | 2007 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1599 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 335 HP | 148 HP |
| Engine RPM | 7900 RPM | 4400 RPM |
| Torque | 315 Nm | 205 Nm |
| Torque RPM | 2750 RPM | 1980 RPM |
| Acceleration 0-100mph | 6.2 seconds | 9.8 seconds |
| Drive Type | Rear | Front |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1310 kg | 1298 kg |
| Vehicle Length | 4100 mm | 4060 mm |
| Vehicle Width | 1790 mm | 1790 mm |
| Vehicle Height | 1310 mm | 1630 mm |
| Wheelbase Size | 2500 mm | 2640 mm |
| Fuel Tank Capacity | 55 L | 52 L |
