2005 Alfa Romeo 156 vs. 1991 Opel Calibra
To start off, 2005 Alfa Romeo 156 is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Opel Calibra. In addition, the cost of maintenance, including insurance, on 1991 Opel Calibra would be higher. At 1,998 cc (4 cylinders), 1991 Opel Calibra is equipped with a bigger engine. In terms of performance, 1991 Opel Calibra (201 HP @ 5600 RPM) has 53 more horse power than 2005 Alfa Romeo 156. (148 HP @ 6400 RPM) In normal driving conditions, 1991 Opel Calibra should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 1991 Opel Calibra weights approximately 138 kg more than 2005 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Opel Calibra is four wheel drive (4WD), it will have significant more traction and grip than 2005 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 1991 Opel Calibra 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, 1991 Opel Calibra (280 Nm @ 2400 RPM) has 99 more torque (in Nm) than 2005 Alfa Romeo 156. (181 Nm @ 3800 RPM). This means 1991 Opel Calibra will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156.
Compare all specifications:
| 2005 Alfa Romeo 156 | 1991 Opel Calibra | |
| Make | Alfa Romeo | Opel |
| Model | 156 | Calibra |
| Year Released | 2005 | 1991 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 201 HP |
| Engine RPM | 6400 RPM | 5600 RPM |
| Torque | 181 Nm | 280 Nm |
| Torque RPM | 3800 RPM | 2400 RPM |
| Engine Compression Ratio | 10.0:1 | 9.0:1 |
| Top Speed | 214 km/hour | 241 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1285 kg | 1423 kg |
| Vehicle Length | 4440 mm | 4500 mm |
| Vehicle Width | 1750 mm | 1700 mm |
| Vehicle Height | 1440 mm | 1610 mm |
| Wheelbase Size | 2600 mm | 2450 mm |
| Fuel Consumption Overall | 8.7 L/100km | 7.5 L/100km |
| Fuel Tank Capacity | 63 L | 40 L |
