2003 MG ZR vs. 2009 Opel Astra
To start off, 2009 Opel Astra is newer by 6 year(s). Which means there will be less support and parts availability for 2003 MG ZR. In addition, the cost of maintenance, including insurance, on 2003 MG ZR would be higher. At 1,998 cc (4 cylinders), 2009 Opel Astra is equipped with a bigger engine. In terms of performance, 2009 Opel Astra (197 HP @ 5400 RPM) has 95 more horse power than 2003 MG ZR. (102 HP @ 6000 RPM) In normal driving conditions, 2009 Opel Astra should accelerate faster than 2003 MG ZR. With that said, vehicle weight also plays an important factor in acceleration. 2009 Opel Astra weights approximately 605 kg more than 2003 MG ZR. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2009 Opel Astra (262 Nm @ 1950 RPM) has 139 more torque (in Nm) than 2003 MG ZR. (123 Nm @ 4500 RPM). This means 2009 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2003 MG ZR.
Compare all specifications:
| 2003 MG ZR | 2009 Opel Astra | |
| Make | MG | Opel |
| Model | ZR | Astra |
| Year Released | 2003 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1396 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 102 HP | 197 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 123 Nm | 262 Nm |
| Torque RPM | 4500 RPM | 1950 RPM |
| Engine Compression Ratio | 10.5:1 | 8.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 10 seconds | 8.1 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1020 kg | 1625 kg |
| Vehicle Length | 4020 mm | 4300 mm |
| Vehicle Width | 1690 mm | 1760 mm |
| Vehicle Height | 1410 mm | 1440 mm |
| Wheelbase Size | 2510 mm | 2620 mm |
| Fuel Consumption Overall | 6.8 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 50 L | 52 L |
