2005 Alpina Roadster vs. 2005 Opel Astra

To start off, both 2005 Alpina Roadster and 2005 Opel Astra were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,346 cc (6 cylinders), 2005 Alpina Roadster is equipped with a bigger engine. In terms of performance, 2005 Alpina Roadster (301 HP @ 6300 RPM) has 178 more horse power than 2005 Opel Astra. (123 HP @ 5600 RPM). In normal driving conditions, 2005 Alpina Roadster should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alpina Roadster weights approximately 481 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2005 Alpina Roadster is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Alpina Roadster. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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, 2005 Alpina Roadster (362 Nm @ 4800 RPM) has 192 more torque (in Nm) than 2005 Opel Astra. (170 Nm @ 3800 RPM). This means 2005 Alpina Roadster will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.

Compare all specifications:

2005 Alpina Roadster 2005 Opel Astra
Make Alpina Opel
Model Roadster Astra
Year Released 2005 2005
Body Type Convertible Sedan
Engine Position Front Front
Engine Size 3346 cc 1796 cc
Engine Cylinders 6 cylinders 4 cylinders
Engine Type in-line in-line
Valves per Cylinder 4 valves 4 valves
Horse Power 301 HP 123 HP
Engine RPM 6300 RPM 5600 RPM
Torque 362 Nm 170 Nm
Torque RPM 4800 RPM 3800 RPM
Engine Compression Ratio 10.0:1 10.5:1
Drive Type Rear Front
Transmission Type Manual Manual
Number of Seats 2 seats 5 seats
Number of Doors 2 doors 4 doors
Vehicle Weight 1626 kg 1145 kg
Wheelbase Size 2500 mm 2610 mm
Fuel Consumption Overall 11.7 L/100km 7.7 L/100km
Fuel Tank Capacity 55 L 52 L


 

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