1996 Alfa Romeo 145 vs. 2001 Opel Signum
To start off, 2001 Opel Signum is newer by 5 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 2,958 cc (6 cylinders), 2001 Opel Signum is equipped with a bigger engine. In terms of performance, 2001 Opel Signum (175 HP @ 4000 RPM) has 73 more horse power than 1996 Alfa Romeo 145. (102 HP @ 6300 RPM) In normal driving conditions, 2001 Opel Signum should accelerate faster than 1996 Alfa Romeo 145. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Signum weights approximately 535 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, 2001 Opel Signum (370 Nm @ 1900 RPM) has 246 more torque (in Nm) than 1996 Alfa Romeo 145. (124 Nm @ 4600 RPM). This means 2001 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 | 2001 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | 145 | Signum |
| Year Released | 1996 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1370 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 102 HP | 175 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 124 Nm | 370 Nm |
| Torque RPM | 4600 RPM | 1900 RPM |
| Fuel Type | Gasoline | Diesel |
| Vehicle Weight | 1135 kg | 1670 kg |
| Vehicle Length | 4100 mm | 4640 mm |
| Vehicle Width | 1720 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2550 mm | 2710 mm |
