1996 Alfa Romeo 145 vs. 1998 Opel Signum
To start off, 1998 Opel Signum is newer by 2 year(s). Which means there will be less support and parts availability for 1996 Alfa Romeo 145. In addition, the cost of maintenance, including insurance, on 1996 Alfa Romeo 145 would be higher. At 1,910 cc (4 cylinders), 1998 Opel Signum is equipped with a bigger engine. In terms of performance, 1998 Opel Signum (173 HP @ 5500 RPM) has 71 more horse power than 1996 Alfa Romeo 145. (102 HP @ 6300 RPM) In normal driving conditions, 1998 Opel Signum should accelerate faster than 1996 Alfa Romeo 145. With that said, vehicle weight also plays an important factor in acceleration. 1998 Opel Signum weights approximately 431 kg more than 1996 Alfa Romeo 145. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1998 Opel Signum (185 Nm @ 2500 RPM) has 61 more torque (in Nm) than 1996 Alfa Romeo 145. (124 Nm @ 4600 RPM). This means 1998 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1996 Alfa Romeo 145.
Compare all specifications:
| 1996 Alfa Romeo 145 | 1998 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | 145 | Signum |
| Year Released | 1996 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 1370 cc | 1910 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 102 HP | 173 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 124 Nm | 185 Nm |
| Torque RPM | 4600 RPM | 2500 RPM |
| Vehicle Weight | 1135 kg | 1566 kg |
| Vehicle Length | 4100 mm | 4640 mm |
| Vehicle Width | 1720 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2550 mm | 2840 mm |
