1975 Pontiac Firebird vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 30 year(s). Which means there will be less support and parts availability for 1975 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1975 Pontiac Firebird would be higher. At 4,093 cc (6 cylinders), 1975 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (124 HP @ 3250 RPM) has 16 more horse power than 1975 Pontiac Firebird. (108 HP @ 3600 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 1975 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 90 kg more than 1975 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1975 Pontiac Firebird 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 1975 Pontiac Firebird. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Opel Vectra (280 Nm @ 1500 RPM) has 43 more torque (in Nm) than 1975 Pontiac Firebird. (237 Nm @ 1600 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1975 Pontiac Firebird.
Compare all specifications:
| 1975 Pontiac Firebird | 2005 Opel Vectra | |
| Make | Pontiac | Opel |
| Model | Firebird | Vectra |
| Year Released | 1975 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 4093 cc | 2171 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 124 HP |
| Engine RPM | 3600 RPM | 3250 RPM |
| Torque | 237 Nm | 280 Nm |
| Torque RPM | 1600 RPM | 1500 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1470 kg | 1560 kg |
| Vehicle Length | 4880 mm | 4830 mm |
| Vehicle Width | 1870 mm | 1800 mm |
| Vehicle Height | 1290 mm | 1510 mm |
| Wheelbase Size | 2750 mm | 2840 mm |
