2003 Opel Signum vs. 2011 Tesla Roadster
To start off, 2011 Tesla Roadster is newer by 8 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. In terms of performance, 2011 Tesla Roadster (288 HP @ 5000 RPM) has 113 more horse power than 2003 Opel Signum. (175 HP @ 4000 RPM) In normal driving conditions, 2011 Tesla Roadster should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 435 kg more than 2011 Tesla Roadster.
Because 2011 Tesla Roadster 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 Tesla Roadster. 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, both vehicles can yield 370 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2003 Opel Signum | 2011 Tesla Roadster | |
| Make | Opel | Tesla |
| Model | Signum | Roadster |
| Year Released | 2003 | 2011 |
| Body Type | Hatchback | Roadster |
| Engine Position | Front | Middle |
| Engine Type | V | electric |
| Horse Power | 175 HP | 288 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 370 Nm | 370 Nm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Single Speed |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1670 kg | 1235 kg |
| Vehicle Length | 4640 mm | 3940 mm |
| Vehicle Width | 1800 mm | 1852 mm |
| Vehicle Height | 1470 mm | 1128 mm |
| Wheelbase Size | 2700 mm | 2352 mm |
