2005 Holden Astra vs. 2007 Lincoln Navigator
To start off, 2007 Lincoln Navigator is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Holden Astra. In addition, the cost of maintenance, including insurance, on 2005 Holden Astra would be higher. At 5,408 cc (8 cylinders), 2007 Lincoln Navigator is equipped with a bigger engine. In terms of performance, 2007 Lincoln Navigator (300 HP @ 5000 RPM) has 155 more horse power than 2005 Holden Astra. (145 HP @ 5800 RPM) In normal driving conditions, 2007 Lincoln Navigator should accelerate faster than 2005 Holden Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Lincoln Navigator weights approximately 1329 kg more than 2005 Holden Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Lincoln Navigator is four wheel drive (4WD), it will have significant more traction and grip than 2005 Holden Astra. In wet, icy, snow, or gravel driving conditions, 2007 Lincoln Navigator 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, 2007 Lincoln Navigator (495 Nm @ 3750 RPM) has 292 more torque (in Nm) than 2005 Holden Astra. (203 Nm @ 4000 RPM). This means 2007 Lincoln Navigator will have an easier job in driving up hills or pulling heavy equipment than 2005 Holden Astra. 2007 Lincoln Navigator has automatic transmission and 2005 Holden Astra has manual transmission. 2005 Holden Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Lincoln Navigator will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Holden Astra | 2007 Lincoln Navigator | |
| Make | Holden | Lincoln |
| Model | Astra | Navigator |
| Year Released | 2005 | 2007 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2197 cc | 5408 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 145 HP | 300 HP |
| Engine RPM | 5800 RPM | 5000 RPM |
| Torque | 203 Nm | 495 Nm |
| Torque RPM | 4000 RPM | 3750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1390 kg | 2719 kg |
| Vehicle Length | 4280 mm | 5300 mm |
| Vehicle Width | 1720 mm | 2030 mm |
| Vehicle Height | 1400 mm | 2000 mm |
| Wheelbase Size | 2620 mm | 3030 mm |
