1979 Mazda 616 vs. 2007 Opel Signum
To start off, 2007 Opel Signum is newer by 28 year(s). Which means there will be less support and parts availability for 1979 Mazda 616. In addition, the cost of maintenance, including insurance, on 1979 Mazda 616 would be higher. At 1,796 cc (4 cylinders), 2007 Opel Signum is equipped with a bigger engine. In terms of performance, 2007 Opel Signum (120 HP @ 6000 RPM) has 41 more horse power than 1979 Mazda 616. (79 HP @ 5500 RPM) In normal driving conditions, 2007 Opel Signum should accelerate faster than 1979 Mazda 616. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Signum weights approximately 570 kg more than 1979 Mazda 616. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 Opel Signum (167 Nm @ 3800 RPM) has 43 more torque (in Nm) than 1979 Mazda 616. (124 Nm @ 3500 RPM). This means 2007 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 616.
Compare all specifications:
| 1979 Mazda 616 | 2007 Opel Signum | |
| Make | Mazda | Opel |
| Model | 616 | Signum |
| Year Released | 1979 | 2007 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1585 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 79 HP | 120 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 124 Nm | 167 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Bore Size | 78 mm | 80.6 mm |
| Engine Stroke Size | 83 mm | 88.2 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 910 kg | 1480 kg |
| Vehicle Length | 4160 mm | 4640 mm |
| Vehicle Width | 1590 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2480 mm | 2840 mm |
