1970 Mazda 616 vs. 2006 Opel Signum
To start off, 2006 Opel Signum is newer by 36 year(s). Which means there will be less support and parts availability for 1970 Mazda 616. In addition, the cost of maintenance, including insurance, on 1970 Mazda 616 would be higher. At 2,958 cc (6 cylinders), 2006 Opel Signum is equipped with a bigger engine. In terms of performance, 2006 Opel Signum (175 HP @ 4000 RPM) has 96 more horse power than 1970 Mazda 616. (79 HP @ 5500 RPM) In normal driving conditions, 2006 Opel Signum should accelerate faster than 1970 Mazda 616. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Signum weights approximately 760 kg more than 1970 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, 2006 Opel Signum (370 Nm @ 1900 RPM) has 246 more torque (in Nm) than 1970 Mazda 616. (124 Nm @ 3500 RPM). This means 2006 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1970 Mazda 616.
Compare all specifications:
| 1970 Mazda 616 | 2006 Opel Signum | |
| Make | Mazda | Opel |
| Model | 616 | Signum |
| Year Released | 1970 | 2006 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1586 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 79 HP | 175 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 124 Nm | 370 Nm |
| Torque RPM | 3500 RPM | 1900 RPM |
| Engine Bore Size | 78 mm | 87.5 mm |
| Engine Stroke Size | 83 mm | 82 mm |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 910 kg | 1670 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 |
