1993 Alfa Romeo 155 vs. 1981 Nissan Sunny
To start off, 1993 Alfa Romeo 155 is newer by 12 year(s). Which means there will be less support and parts availability for 1981 Nissan Sunny. In addition, the cost of maintenance, including insurance, on 1981 Nissan Sunny would be higher. At 2,498 cc (4 cylinders), 1993 Alfa Romeo 155 is equipped with a bigger engine. In terms of performance, 1993 Alfa Romeo 155 (123 HP @ 4200 RPM) has 70 more horse power than 1981 Nissan Sunny. (53 HP @ 4800 RPM). In normal driving conditions, 1993 Alfa Romeo 155 should accelerate faster than 1981 Nissan Sunny. With that said, vehicle weight also plays an important factor in acceleration. 1993 Alfa Romeo 155 weights approximately 470 kg more than 1981 Nissan Sunny. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1993 Alfa Romeo 155 (294 Nm @ 2000 RPM) has 190 more torque (in Nm) than 1981 Nissan Sunny. (104 Nm @ 2800 RPM). This means 1993 Alfa Romeo 155 will have an easier job in driving up hills or pulling heavy equipment than 1981 Nissan Sunny.
Compare all specifications:
| 1993 Alfa Romeo 155 | 1981 Nissan Sunny | |
| Make | Alfa Romeo | Nissan |
| Model | 155 | Sunny |
| Year Released | 1993 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2498 cc | 1680 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 53 HP |
| Engine RPM | 4200 RPM | 4800 RPM |
| Torque | 294 Nm | 104 Nm |
| Torque RPM | 2000 RPM | 2800 RPM |
| Fuel Type | Diesel | Diesel |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1380 kg | 910 kg |
| Vehicle Length | 4450 mm | 4140 mm |
| Vehicle Width | 1710 mm | 1650 mm |
| Vehicle Height | 1450 mm | 1400 mm |
