1985 Alfa Romeo Arna vs. 1995 Opel Calibra
To start off, 1995 Opel Calibra is newer by 10 year(s). Which means there will be less support and parts availability for 1985 Alfa Romeo Arna. In addition, the cost of maintenance, including insurance, on 1985 Alfa Romeo Arna would be higher. At 1,998 cc (4 cylinders), 1995 Opel Calibra is equipped with a bigger engine. In terms of performance, 1995 Opel Calibra (115 HP @ 5200 RPM) has 48 more horse power than 1985 Alfa Romeo Arna. (67 HP @ 6000 RPM) In normal driving conditions, 1995 Opel Calibra should accelerate faster than 1985 Alfa Romeo Arna. With that said, vehicle weight also plays an important factor in acceleration. 1995 Opel Calibra weights approximately 340 kg more than 1985 Alfa Romeo Arna. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1995 Opel Calibra (170 Nm @ 2600 RPM) has 80 more torque (in Nm) than 1985 Alfa Romeo Arna. (90 Nm @ 3200 RPM). This means 1995 Opel Calibra will have an easier job in driving up hills or pulling heavy equipment than 1985 Alfa Romeo Arna.
Compare all specifications:
| 1985 Alfa Romeo Arna | 1995 Opel Calibra | |
| Make | Alfa Romeo | Opel |
| Model | Arna | Calibra |
| Year Released | 1985 | 1995 |
| Engine Position | Front | Front |
| Engine Size | 1185 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 67 HP | 115 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 90 Nm | 170 Nm |
| Torque RPM | 3200 RPM | 2600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Weight | 850 kg | 1190 kg |
| Vehicle Length | 4010 mm | 4500 mm |
| Vehicle Width | 1630 mm | 1700 mm |
| Vehicle Height | 1350 mm | 1610 mm |
| Wheelbase Size | 2430 mm | 2610 mm |
