2004 Opel Signum vs. 2011 Zenvo ST1
To start off, 2011 Zenvo ST1 is newer by 7 year(s). Which means there will be less support and parts availability for 2004 Opel Signum. In addition, the cost of maintenance, including insurance, on 2004 Opel Signum would be higher. At 7,000 cc (8 cylinders), 2011 Zenvo ST1 is equipped with a bigger engine. In terms of performance, 2011 Zenvo ST1 (1,104 HP @ 6900 RPM) has 931 more horse power than 2004 Opel Signum. (173 HP @ 5500 RPM) In normal driving conditions, 2011 Zenvo ST1 should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 184 kg more than 2011 Zenvo ST1.
Because 2011 Zenvo ST1 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 2011 Zenvo ST1. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 2011 Zenvo ST1 (1,430 Nm @ 4500 RPM) has 1165 more torque (in Nm) than 2004 Opel Signum. (265 Nm @ 2500 RPM). This means 2011 Zenvo ST1 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
| 2004 Opel Signum | 2011 Zenvo ST1 | |
| Make | Opel | Zenvo |
| Model | Signum | ST1 |
| Year Released | 2004 | 2011 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 1995 cc | 7000 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 173 HP | 1104 HP |
| Engine RPM | 5500 RPM | 6900 RPM |
| Torque | 265 Nm | 1430 Nm |
| Torque RPM | 2500 RPM | 4500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 220 km/hour | 375 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1560 kg | 1376 kg |
| Vehicle Length | 4640 mm | 4665 mm |
| Vehicle Width | 1800 mm | 2041 mm |
| Vehicle Height | 1470 mm | 1198 mm |
| Wheelbase Size | 2840 mm | 3055 mm |
