2006 Alpina Roadster vs. 1999 Chevrolet Astro
To start off, 2006 Alpina Roadster is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Chevrolet Astro. In addition, the cost of maintenance, including insurance, on 1999 Chevrolet Astro would be higher. At 4,293 cc (6 cylinders), 1999 Chevrolet Astro is equipped with a bigger engine. In terms of performance, 2006 Alpina Roadster (296 HP @ 6300 RPM) has 113 more horse power than 1999 Chevrolet Astro. (183 HP @ 4400 RPM). In normal driving conditions, 2006 Alpina Roadster should accelerate faster than 1999 Chevrolet Astro. With that said, vehicle weight also plays an important factor in acceleration. 1999 Chevrolet Astro weights approximately 500 kg more than 2006 Alpina Roadster.
Because 1999 Chevrolet Astro is four wheel drive (4WD), it will have significant more traction and grip than 2006 Alpina Roadster. In wet, icy, snow, or gravel driving conditions, 1999 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, 2006 Alpina Roadster (362 Nm @ 4800 RPM) has 24 more torque (in Nm) than 1999 Chevrolet Astro. (338 Nm @ 2800 RPM). This means 2006 Alpina Roadster will have an easier job in driving up hills or pulling heavy equipment than 1999 Chevrolet Astro.
Compare all specifications:
| 2006 Alpina Roadster | 1999 Chevrolet Astro | |
| Make | Alpina | Chevrolet |
| Model | Roadster | Astro |
| Year Released | 2006 | 1999 |
| Body Type | Convertible | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 4293 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 296 HP | 183 HP |
| Engine RPM | 6300 RPM | 4400 RPM |
| Torque | 362 Nm | 338 Nm |
| Torque RPM | 4800 RPM | 2800 RPM |
| Engine Bore Size | 87 mm | 101.6 mm |
| Engine Stroke Size | 93.8 mm | 88.4 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 8 seats |
| Vehicle Weight | 1395 kg | 1895 kg |
| Vehicle Length | 4100 mm | 4830 mm |
| Vehicle Width | 1790 mm | 1980 mm |
| Vehicle Height | 1310 mm | 1910 mm |
| Wheelbase Size | 2500 mm | 2830 mm |
