1966 Aston Martin DB4 vs. 2006 Opel Signum
To start off, 2006 Opel Signum is newer by 40 year(s). Which means there will be less support and parts availability for 1966 Aston Martin DB4. In addition, the cost of maintenance, including insurance, on 1966 Aston Martin DB4 would be higher. At 3,670 cc (6 cylinders), 1966 Aston Martin DB4 is equipped with a bigger engine. In terms of performance, 1966 Aston Martin DB4 (256 HP @ 5500 RPM) has 81 more horse power than 2006 Opel Signum. (175 HP @ 4000 RPM). In normal driving conditions, 1966 Aston Martin DB4 should accelerate faster than 2006 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Signum weights approximately 320 kg more than 1966 Aston Martin DB4.
Because 1966 Aston Martin DB4 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 1966 Aston Martin DB4. However, in wet, icy, snow, or gravel driving conditions, 2006 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, 2006 Opel Signum (370 Nm @ 1900 RPM) has 10 more torque (in Nm) than 1966 Aston Martin DB4. (360 Nm @ 5000 RPM). This means 2006 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1966 Aston Martin DB4.
Compare all specifications:
| 1966 Aston Martin DB4 | 2006 Opel Signum | |
| Make | Aston Martin | Opel |
| Model | DB4 | Signum |
| Year Released | 1966 | 2006 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3670 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 256 HP | 175 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 360 Nm | 370 Nm |
| Torque RPM | 5000 RPM | 1900 RPM |
| Engine Compression Ratio | 9.4:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1350 kg | 1670 kg |
| Vehicle Length | 4630 mm | 4640 mm |
| Vehicle Width | 1680 mm | 1800 mm |
| Vehicle Height | 1330 mm | 1470 mm |
| Wheelbase Size | 2500 mm | 2840 mm |
| Fuel Tank Capacity | 86 L | 60 L |
