2003 Alfa Romeo 156 vs. 2003 Opel Vectra

To start off, both 2003 Alfa Romeo 156 and 2003 Opel Vectra were released in the same year (2003). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,957 cc (6 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (173 HP @ 4000 RPM) has 55 more horse power than 2003 Alfa Romeo 156. (118 HP @ 6200 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 290 kg more than 2003 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2003 Opel Vectra (370 Nm @ 1900 RPM) has 224 more torque (in Nm) than 2003 Alfa Romeo 156. (146 Nm @ 4200 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156. 2003 Opel Vectra has automatic transmission and 2003 Alfa Romeo 156 has manual transmission. 2003 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Vectra will be easier to drive especially in heavy traffic.

Compare all specifications:

2003 Alfa Romeo 156 2003 Opel Vectra
Make Alfa Romeo Opel
Model 156 Vectra
Year Released 2003 2003
Engine Position Front Front
Engine Size 1596 cc 2957 cc
Engine Cylinders 4 cylinders 6 cylinders
Engine Type in-line V
Horse Power 118 HP 173 HP
Engine RPM 6200 RPM 4000 RPM
Torque 146 Nm 370 Nm
Torque RPM 4200 RPM 1900 RPM
Engine Bore Size 82 mm 87.5 mm
Engine Stroke Size 75.7 mm 82 mm
Engine Compression Ratio 10.3:1 18.5:1
Top Speed 200 km/hour 226 km/hour
Drive Type Front Front
Transmission Type Manual Automatic
Number of Seats 5 seats 5 seats
Number of Doors 5 doors 5 doors
Vehicle Weight 1315 kg 1605 kg
Vehicle Length 4450 mm 4600 mm
Vehicle Width 1750 mm 1770 mm
Vehicle Height 1440 mm 1470 mm
Wheelbase Size 2600 mm 2740 mm
Fuel Consumption Overall 8.3 L/100km 7 L/100km
Fuel Tank Capacity 63 L 60 L


 

More Comparisons

Resources

Replacing Your Front Disc Brakes Made Simple: The Definitive DIY Guide
Replace the front disc brakes of your vehicle and save money on labour cost. Read this guide to learn how. [read more]
What to look for when buying a used/second hand car.
Diligence through every step of the buying process will help you find a reliable used car and avoid any unpleasant surprises. [read more]
Step-by-Step Guide on How to Perform an Oil Change on Your Car
One of the most effective ways of saving money on car maintenance is to change the oil yourself. [read more]