2007 BMW 523 vs. 2006 MG ZS
To start off, 2007 BMW 523 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 MG ZS. In addition, the cost of maintenance, including insurance, on 2006 MG ZS would be higher. At 2,497 cc (6 cylinders), 2006 MG ZS is equipped with a bigger engine. In terms of performance, both vehicles can yield 175 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 523 weights approximately 176 kg more than 2006 MG ZS.
Because 2007 BMW 523 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 523. However, in wet, icy, snow, or gravel driving conditions, 2006 MG ZS, 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, 2006 MG ZS (240 Nm @ 4000 RPM) has 10 more torque (in Nm) than 2007 BMW 523. (230 Nm @ 3500 RPM). This means 2006 MG ZS will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 523.
Compare all specifications:
| 2007 BMW 523 | 2006 MG ZS | |
| Make | BMW | MG |
| Model | 523 | ZS |
| Year Released | 2007 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 175 HP |
| Engine RPM | 5800 RPM | 6500 RPM |
| Torque | 230 Nm | 240 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 80 mm |
| Engine Stroke Size | 78.8 mm | 82.8 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 8.5 seconds | 7.7 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1490 kg | 1314 kg |
| Vehicle Length | 4850 mm | 4380 mm |
| Vehicle Width | 1470 mm | 1700 mm |
| Vehicle Height | 1850 mm | 1390 mm |
| Wheelbase Size | 2890 mm | 2630 mm |
| Fuel Consumption Overall | 8.5 L/100km | 9.5 L/100km |
| Fuel Tank Capacity | 70 L | 55 L |
