1970 Chevrolet Impala vs. 2007 Opel Signum
To start off, 2007 Opel Signum is newer by 37 year(s). Which means there will be less support and parts availability for 1970 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 1970 Chevrolet Impala would be higher. At 4,093 cc (6 cylinders), 1970 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2007 Opel Signum (208 HP @ 6200 RPM) has 98 more horse power than 1970 Chevrolet Impala. (110 HP @ 3800 RPM) In normal driving conditions, 2007 Opel Signum should accelerate faster than 1970 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 1970 Chevrolet Impala weights approximately 105 kg more than 2007 Opel Signum.
Because 1970 Chevrolet Impala is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1970 Chevrolet Impala. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Signum, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2007 Opel Signum (300 Nm @ 4000 RPM) has 49 more torque (in Nm) than 1970 Chevrolet Impala. (251 Nm @ 1600 RPM). This means 2007 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1970 Chevrolet Impala.
Compare all specifications:
| 1970 Chevrolet Impala | 2007 Opel Signum | |
| Make | Chevrolet | Opel |
| Model | Impala | Signum |
| Year Released | 1970 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 4093 cc | 3173 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 110 HP | 208 HP |
| Engine RPM | 3800 RPM | 6200 RPM |
| Torque | 251 Nm | 300 Nm |
| Torque RPM | 1600 RPM | 4000 RPM |
| Engine Bore Size | 98.2 mm | 87.5 mm |
| Engine Stroke Size | 89.6 mm | 88 mm |
| Engine Compression Ratio | 8.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1715 kg | 1610 kg |
| Vehicle Length | 5600 mm | 4640 mm |
| Vehicle Width | 2030 mm | 1800 mm |
| Vehicle Height | 1370 mm | 1470 mm |
| Wheelbase Size | 3100 mm | 2840 mm |
