2007 Alpina B5 vs. 1981 Pontiac Grand Safari
To start off, 2007 Alpina B5 is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Pontiac Grand Safari. In addition, the cost of maintenance, including insurance, on 1981 Pontiac Grand Safari would be higher. At 4,942 cc (8 cylinders), 1981 Pontiac Grand Safari is equipped with a bigger engine. In terms of performance, 2007 Alpina B5 (493 HP @ 5500 RPM) has 344 more horse power than 1981 Pontiac Grand Safari. (149 HP @ 4000 RPM). In normal driving conditions, 2007 Alpina B5 should accelerate faster than 1981 Pontiac Grand Safari. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alpina B5 weights approximately 10 kg more than 1981 Pontiac Grand Safari. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 Alpina B5 (700 Nm @ 4250 RPM) has 375 more torque (in Nm) than 1981 Pontiac Grand Safari. (325 Nm @ 2400 RPM). This means 2007 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 1981 Pontiac Grand Safari.
Compare all specifications:
| 2007 Alpina B5 | 1981 Pontiac Grand Safari | |
| Make | Alpina | Pontiac |
| Model | B5 | Grand Safari |
| Year Released | 2007 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 4942 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 493 HP | 149 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 700 Nm | 325 Nm |
| Torque RPM | 4250 RPM | 2400 RPM |
| Engine Bore Size | 92.1 mm | 101.6 mm |
| Engine Stroke Size | 82.7 mm | 76.2 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1810 kg | 1800 kg |
| Vehicle Length | 4850 mm | 5450 mm |
| Vehicle Width | 1850 mm | 2020 mm |
| Vehicle Height | 1500 mm | 1460 mm |
| Wheelbase Size | 2890 mm | 2950 mm |
