2007 BMW X5 vs. 1977 Pontiac Grand Safari
To start off, 2007 BMW X5 is newer by 30 year(s). Which means there will be less support and parts availability for 1977 Pontiac Grand Safari. In addition, the cost of maintenance, including insurance, on 1977 Pontiac Grand Safari would be higher. At 4,942 cc (8 cylinders), 1977 Pontiac Grand Safari is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (228 HP @ 5900 RPM) has 90 more horse power than 1977 Pontiac Grand Safari. (138 HP @ 3600 RPM). In normal driving conditions, 2007 BMW X5 should accelerate faster than 1977 Pontiac Grand Safari. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 234 kg more than 1977 Pontiac Grand Safari. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1977 Pontiac Grand Safari. In wet, icy, snow, or gravel driving conditions, 2007 BMW X5 will offer significantly more control. 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, 1977 Pontiac Grand Safari (319 Nm @ 2000 RPM) has 19 more torque (in Nm) than 2007 BMW X5. (300 Nm @ 3500 RPM). This means 1977 Pontiac Grand Safari will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X5.
Compare all specifications:
| 2007 BMW X5 | 1977 Pontiac Grand Safari | |
| Make | BMW | Pontiac |
| Model | X5 | Grand Safari |
| Year Released | 2007 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 4942 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 228 HP | 138 HP |
| Engine RPM | 5900 RPM | 3600 RPM |
| Torque | 300 Nm | 319 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 2104 kg | 1870 kg |
| Vehicle Length | 4670 mm | 5450 mm |
| Vehicle Width | 1710 mm | 2020 mm |
| Vehicle Height | 1880 mm | 1460 mm |
| Wheelbase Size | 2830 mm | 2950 mm |
