1991 Audi 100 vs. 1978 Pontiac Grand Safari
To start off, 1991 Audi 100 is newer by 13 year(s). Which means there will be less support and parts availability for 1978 Pontiac Grand Safari. In addition, the cost of maintenance, including insurance, on 1978 Pontiac Grand Safari would be higher. At 4,942 cc (8 cylinders), 1978 Pontiac Grand Safari is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (226 HP @ 5900 RPM) has 88 more horse power than 1978 Pontiac Grand Safari. (138 HP @ 3600 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 1978 Pontiac Grand Safari. With that said, vehicle weight also plays an important factor in acceleration. 1978 Pontiac Grand Safari weights approximately 258 kg more than 1991 Audi 100.
Because 1991 Audi 100 is four wheel drive (4WD), it will have significant more traction and grip than 1978 Pontiac Grand Safari. In wet, icy, snow, or gravel driving conditions, 1991 Audi 100 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, 1991 Audi 100 (350 Nm @ 1950 RPM) has 31 more torque (in Nm) than 1978 Pontiac Grand Safari. (319 Nm @ 2000 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1978 Pontiac Grand Safari. 1978 Pontiac Grand Safari has automatic transmission and 1991 Audi 100 has manual transmission. 1991 Audi 100 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1978 Pontiac Grand Safari will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Audi 100 | 1978 Pontiac Grand Safari | |
| Make | Audi | Pontiac |
| Model | 100 | Grand Safari |
| Year Released | 1991 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 4942 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 226 HP | 138 HP |
| Engine RPM | 5900 RPM | 3600 RPM |
| Torque | 350 Nm | 319 Nm |
| Torque RPM | 1950 RPM | 2000 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1614 kg | 1872 kg |
| Vehicle Length | 4800 mm | 5450 mm |
| Vehicle Width | 1810 mm | 2020 mm |
| Vehicle Height | 1450 mm | 1460 mm |
| Wheelbase Size | 2700 mm | 2950 mm |
