2005 Opel Astra vs. 2005 TVR Speed 12
To start off, both 2005 Opel Astra and 2005 TVR Speed 12 were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 7,730 cc (12 cylinders), 2005 TVR Speed 12 is equipped with a bigger engine. In terms of performance, 2005 TVR Speed 12 (790 HP @ 7750 RPM) has 688 more horse power than 2005 Opel Astra. (102 HP @ 6000 RPM) In normal driving conditions, 2005 TVR Speed 12 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Astra weights approximately 380 kg more than 2005 TVR Speed 12.
Because 2005 TVR Speed 12 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 TVR Speed 12. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Astra, 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 TVR Speed 12 (881 Nm @ 5750 RPM) has 734 more torque (in Nm) than 2005 Opel Astra. (147 Nm @ 3600 RPM). This means 2005 TVR Speed 12 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2005 Opel Astra | 2005 TVR Speed 12 | |
| Make | Opel | TVR |
| Model | Astra | Speed 12 |
| Year Released | 2005 | 2005 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 1598 cc | 7730 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 102 HP | 790 HP |
| Engine RPM | 6000 RPM | 7750 RPM |
| Torque | 147 Nm | 881 Nm |
| Torque RPM | 3600 RPM | 5750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1380 kg | 1000 kg |
| Vehicle Length | 4270 mm | 4310 mm |
| Vehicle Width | 1720 mm | 1970 mm |
| Vehicle Height | 1400 mm | 1110 mm |
| Wheelbase Size | 2640 mm | 2570 mm |
| Fuel Tank Capacity | 52 L | 57 L |
