2005 Opel Astra vs. 2007 TVR Sagaris
To start off, 2007 TVR Sagaris is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 3,996 cc (8 cylinders), 2007 TVR Sagaris is equipped with a bigger engine. In terms of performance, 2007 TVR Sagaris (345 HP @ 7200 RPM) has 241 more horse power than 2005 Opel Astra. (104 HP @ 6000 RPM) In normal driving conditions, 2007 TVR Sagaris should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Astra weights approximately 5 kg more than 2007 TVR Sagaris.
Because 2007 TVR Sagaris 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 2007 TVR Sagaris. 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, 2007 TVR Sagaris (391 Nm @ 5500 RPM) has 241 more torque (in Nm) than 2005 Opel Astra. (150 Nm @ 3900 RPM). This means 2007 TVR Sagaris will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2005 Opel Astra | 2007 TVR Sagaris | |
| Make | Opel | TVR |
| Model | Astra | Sagaris |
| Year Released | 2005 | 2007 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 3996 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 104 HP | 345 HP |
| Engine RPM | 6000 RPM | 7200 RPM |
| Torque | 150 Nm | 391 Nm |
| Torque RPM | 3900 RPM | 5500 RPM |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Top Speed | 187 km/hour | 280 km/hour |
| Acceleration 0-100mph | 12.2 seconds | 4.8 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1235 kg | 1230 kg |
| Vehicle Length | 4300 mm | 4240 mm |
| Vehicle Width | 1760 mm | 1820 mm |
| Vehicle Height | 1440 mm | 1210 mm |
| Wheelbase Size | 2700 mm | 2370 mm |
| Fuel Consumption Overall | 6.8 L/100km | 13 L/100km |
| Fuel Tank Capacity | 52 L | 65 L |
