1976 Pontiac Grand Safari vs. 1971 AC 428
To start off, 1976 Pontiac Grand Safari is newer by 5 year(s). Which means there will be less support and parts availability for 1971 AC 428. In addition, the cost of maintenance, including insurance, on 1971 AC 428 would be higher. At 7,003 cc (8 cylinders), 1971 AC 428 is equipped with a bigger engine. In terms of performance, 1971 AC 428 (298 HP @ 4600 RPM) has 160 more horse power than 1976 Pontiac Grand Safari. (138 HP @ 3600 RPM) In normal driving conditions, 1971 AC 428 should accelerate faster than 1976 Pontiac Grand Safari. With that said, vehicle weight also plays an important factor in acceleration. 1976 Pontiac Grand Safari weights approximately 440 kg more than 1971 AC 428.
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, 1971 AC 428 (639 Nm @ 2800 RPM) has 319 more torque (in Nm) than 1976 Pontiac Grand Safari. (320 Nm @ 2000 RPM). This means 1971 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1976 Pontiac Grand Safari.
Compare all specifications:
| 1976 Pontiac Grand Safari | 1971 AC 428 | |
| Make | Pontiac | AC |
| Model | Grand Safari | 428 |
| Year Released | 1976 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 4942 cc | 7003 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 298 HP |
| Engine RPM | 3600 RPM | 4600 RPM |
| Torque | 320 Nm | 639 Nm |
| Torque RPM | 2000 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1870 kg | 1430 kg |
| Vehicle Length | 5450 mm | 4430 mm |
| Vehicle Width | 2020 mm | 1710 mm |
| Vehicle Height | 1460 mm | 1310 mm |
| Wheelbase Size | 2950 mm | 2450 mm |
