2005 Nissan 350Z vs. 2003 Opel Signum
To start off, 2005 Nissan 350Z is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 3,491 cc (6 cylinders), 2005 Nissan 350Z is equipped with a bigger engine. In terms of performance, 2005 Nissan 350Z (287 HP @ 3600 RPM) has 79 more horse power than 2003 Opel Signum. (208 HP @ 6200 RPM). In normal driving conditions, 2005 Nissan 350Z should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 111 kg more than 2005 Nissan 350Z.
Because 2005 Nissan 350Z 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 2005 Nissan 350Z. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2005 Nissan 350Z (372 Nm) has 72 more torque (in Nm) than 2003 Opel Signum. (300 Nm). This means 2005 Nissan 350Z will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2005 Nissan 350Z | 2003 Opel Signum | |
| Make | Nissan | Opel |
| Model | 350Z | Signum |
| Year Released | 2005 | 2003 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3491 cc | 3173 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 287 HP | 208 HP |
| Engine RPM | 3600 RPM | 6200 RPM |
| Torque | 372 Nm | 300 Nm |
| Engine Bore Size | 96 mm | 87.5 mm |
| Engine Stroke Size | 81 mm | 88 mm |
| Engine Compression Ratio | 10.3:1 | 10.0:1 |
| Drive Type | Rear | Front |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1499 kg | 1610 kg |
| Vehicle Length | 4310 mm | 4640 mm |
| Vehicle Width | 1820 mm | 1800 mm |
| Vehicle Height | 1330 mm | 1470 mm |
| Wheelbase Size | 2540 mm | 2740 mm |
| Fuel Consumption Overall | 10.7 L/100km | 10.1 L/100km |
| Fuel Tank Capacity | 76 L | 52 L |
