2002 Chevrolet Astro vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 3 year(s). Which means there will be less support and parts availability for 2002 Chevrolet Astro. In addition, the cost of maintenance, including insurance, on 2002 Chevrolet Astro would be higher. At 4,294 cc (6 cylinders), 2002 Chevrolet Astro is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (208 HP @ 6000 RPM) has 21 more horse power than 2002 Chevrolet Astro. (187 HP @ 4400 RPM) In normal driving conditions, 2005 Opel Signum should accelerate faster than 2002 Chevrolet Astro. With that said, vehicle weight also plays an important factor in acceleration. 2002 Chevrolet Astro weights approximately 470 kg more than 2005 Opel Signum.
Because 2002 Chevrolet Astro is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2002 Chevrolet Astro 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, 2002 Chevrolet Astro (339 Nm @ 2800 RPM) has 39 more torque (in Nm) than 2005 Opel Signum. (300 Nm @ 4000 RPM). This means 2002 Chevrolet Astro will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Signum.
Compare all specifications:
| 2002 Chevrolet Astro | 2005 Opel Signum | |
| Make | Chevrolet | Opel |
| Model | Astro | Signum |
| Year Released | 2002 | 2005 |
| Body Type | Minivan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4294 cc | 3174 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 187 HP | 208 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Torque | 339 Nm | 300 Nm |
| Torque RPM | 2800 RPM | 4000 RPM |
| Engine Bore Size | 102 mm | 87.5 mm |
| Engine Stroke Size | 88 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Number of Seats | 8 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 2080 kg | 1610 kg |
| Vehicle Length | 4830 mm | 4640 mm |
| Vehicle Width | 1980 mm | 1800 mm |
| Vehicle Height | 1910 mm | 1470 mm |
| Wheelbase Size | 2830 mm | 2840 mm |
| Fuel Tank Capacity | 102 L | 60 L |
