2003 Opel Signum vs. 1975 Toyota Corolla
To start off, 2003 Opel Signum is newer by 28 year(s). Which means there will be less support and parts availability for 1975 Toyota Corolla. In addition, the cost of maintenance, including insurance, on 1975 Toyota Corolla would be higher. At 2,172 cc (4 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (115 HP @ 3000 RPM) has 16 more horse power than 1975 Toyota Corolla. (99 HP @ 6400 RPM). In normal driving conditions, 2003 Opel Signum should accelerate faster than 1975 Toyota Corolla. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 680 kg more than 1975 Toyota Corolla. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2003 Opel Signum (280 Nm @ 1500 RPM) has 135 more torque (in Nm) than 1975 Toyota Corolla. (145 Nm @ 5200 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1975 Toyota Corolla.
Compare all specifications:
| 2003 Opel Signum | 1975 Toyota Corolla | |
| Make | Opel | Toyota |
| Model | Signum | Corolla |
| Year Released | 2003 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 2172 cc | 1588 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 115 HP | 99 HP |
| Engine RPM | 3000 RPM | 6400 RPM |
| Torque | 280 Nm | 145 Nm |
| Torque RPM | 1500 RPM | 5200 RPM |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1535 kg | 855 kg |
| Vehicle Length | 4640 mm | 3960 mm |
| Vehicle Width | 1800 mm | 1600 mm |
| Vehicle Height | 1470 mm | 1340 mm |
| Wheelbase Size | 2840 mm | 2340 mm |
