2005 Honda Z vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Honda Z. In addition, the cost of maintenance, including insurance, on 2005 Honda Z would be higher. At 1,796 cc (4 cylinders), 2006 Opel Astra is equipped with a bigger engine. In terms of performance, 2006 Opel Astra (124 HP @ 5600 RPM) has 73 more horse power than 2005 Honda Z. (51 HP @ 7000 RPM) In normal driving conditions, 2006 Opel Astra should accelerate faster than 2005 Honda Z. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 318 kg more than 2005 Honda Z. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Honda Z is four wheel drive (4WD), it will have significant more traction and grip than 2006 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2005 Honda Z will offer significantly more control. 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 Opel Astra (170 Nm @ 3800 RPM) has 109 more torque (in Nm) than 2005 Honda Z. (61 Nm @ 4000 RPM). This means 2006 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2005 Honda Z.
Compare all specifications:
| 2005 Honda Z | 2006 Opel Astra | |
| Make | Honda | Opel |
| Model | Z | Astra |
| Year Released | 2005 | 2006 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 656 cc | 1796 cc |
| Engine Cylinders | 3 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 51 HP | 124 HP |
| Engine RPM | 7000 RPM | 5600 RPM |
| Torque | 61 Nm | 170 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Bore Size | 66 mm | 80.5 mm |
| Engine Stroke Size | 64 mm | 88.2 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 3 doors |
| Vehicle Weight | 960 kg | 1278 kg |
| Vehicle Length | 3410 mm | 4300 mm |
| Vehicle Width | 1490 mm | 1760 mm |
| Vehicle Height | 1680 mm | 1440 mm |
| Wheelbase Size | 2410 mm | 2620 mm |
| Fuel Tank Capacity | 35 L | 52 L |
