2003 Opel Vectra vs. 1987 TVR 420
To start off, 2003 Opel Vectra is newer by 16 year(s). Which means there will be less support and parts availability for 1987 TVR 420. In addition, the cost of maintenance, including insurance, on 1987 TVR 420 would be higher. At 4,225 cc (8 cylinders), 1987 TVR 420 is equipped with a bigger engine. In terms of performance, 1987 TVR 420 (300 HP @ 5500 RPM) has 147 more horse power than 2003 Opel Vectra. (153 HP @ 5600 RPM) In normal driving conditions, 1987 TVR 420 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 340 kg more than 1987 TVR 420.
Because 1987 TVR 420 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 1987 TVR 420. However, in wet, icy, snow, or gravel driving conditions, 2003 Opel Vectra, 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, 1987 TVR 420 (393 Nm @ 4500 RPM) has 164 more torque (in Nm) than 2003 Opel Vectra. (229 Nm @ 3800 RPM). This means 1987 TVR 420 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 2003 Opel Vectra | 1987 TVR 420 | |
| Make | Opel | TVR |
| Model | Vectra | 420 |
| Year Released | 2003 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 2172 cc | 4225 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 153 HP | 300 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 229 Nm | 393 Nm |
| Torque RPM | 3800 RPM | 4500 RPM |
| Engine Bore Size | 86 mm | 93.4 mm |
| Engine Stroke Size | 94.6 mm | 77.1 mm |
| Engine Compression Ratio | 9.5:1 | 9.8:1 |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1510 kg | 1170 kg |
| Vehicle Length | 4830 mm | 4020 mm |
| Vehicle Width | 1800 mm | 1730 mm |
| Vehicle Height | 1510 mm | 1210 mm |
