1981 Buick Estate vs. 1973 AC 428
To start off, 1981 Buick Estate is newer by 8 year(s). Which means there will be less support and parts availability for 1973 AC 428. In addition, the cost of maintenance, including insurance, on 1973 AC 428 would be higher. At 7,002 cc (8 cylinders), 1973 AC 428 is equipped with a bigger engine. In terms of performance, 1973 AC 428 (298 HP @ 4600 RPM) has 145 more horse power than 1981 Buick Estate. (153 HP @ 3400 RPM) In normal driving conditions, 1973 AC 428 should accelerate faster than 1981 Buick Estate. With that said, vehicle weight also plays an important factor in acceleration. 1981 Buick Estate weights approximately 450 kg more than 1973 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, 1973 AC 428 (639 Nm @ 2800 RPM) has 259 more torque (in Nm) than 1981 Buick Estate. (380 Nm @ 1800 RPM). This means 1973 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1981 Buick Estate.
Compare all specifications:
| 1981 Buick Estate | 1973 AC 428 | |
| Make | Buick | AC |
| Model | Estate | 428 |
| Year Released | 1981 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 7002 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 153 HP | 298 HP |
| Engine RPM | 3400 RPM | 4600 RPM |
| Torque | 380 Nm | 639 Nm |
| Torque RPM | 1800 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1880 kg | 1430 kg |
| Vehicle Length | 5510 mm | 4430 mm |
| Vehicle Width | 1990 mm | 1710 mm |
| Vehicle Height | 1440 mm | 1310 mm |
| Wheelbase Size | 2950 mm | 2450 mm |
