2007 Opel Zafira vs. 1973 Pontiac Firebird
To start off, 2007 Opel Zafira is newer by 34 year(s). Which means there will be less support and parts availability for 1973 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1973 Pontiac Firebird would be higher. At 4,092 cc (6 cylinders), 1973 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2007 Opel Zafira (148 HP @ 5600 RPM) has 40 more horse power than 1973 Pontiac Firebird. (108 HP @ 3600 RPM). In normal driving conditions, 2007 Opel Zafira should accelerate faster than 1973 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Zafira weights approximately 125 kg more than 1973 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1973 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 1973 Pontiac Firebird. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Zafira, 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, 1973 Pontiac Firebird (237 Nm @ 1600 RPM) has 22 more torque (in Nm) than 2007 Opel Zafira. (215 Nm @ 4000 RPM). This means 1973 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Zafira.
Compare all specifications:
| 2007 Opel Zafira | 1973 Pontiac Firebird | |
| Make | Opel | Pontiac |
| Model | Zafira | Firebird |
| Year Released | 2007 | 1973 |
| Body Type | Minivan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2198 cc | 4092 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 108 HP |
| Engine RPM | 5600 RPM | 3600 RPM |
| Torque | 215 Nm | 237 Nm |
| Torque RPM | 4000 RPM | 1600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 7 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1595 kg | 1470 kg |
| Vehicle Length | 4320 mm | 4880 mm |
| Vehicle Width | 1750 mm | 1870 mm |
| Vehicle Height | 1640 mm | 1290 mm |
| Wheelbase Size | 2700 mm | 2750 mm |
