1981 Buick Estate vs. 1991 Pontiac Bonneville
To start off, 1991 Pontiac Bonneville is newer by 10 year(s). Which means there will be less support and parts availability for 1981 Buick Estate. In addition, the cost of maintenance, including insurance, on 1981 Buick Estate would be higher. At 5,735 cc (8 cylinders), 1981 Buick Estate is equipped with a bigger engine. In terms of performance, 1981 Buick Estate (153 HP @ 3400 RPM) has 3 more horse power than 1991 Pontiac Bonneville. (150 HP @ 4400 RPM). In normal driving conditions, 1981 Buick Estate should accelerate faster than 1991 Pontiac Bonneville. With that said, vehicle weight also plays an important factor in acceleration. 1981 Buick Estate weights approximately 380 kg more than 1991 Pontiac Bonneville. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1981 Buick Estate is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1981 Buick Estate. However, in wet, icy, snow, or gravel driving conditions, 1991 Pontiac Bonneville, being front wheel drive (FWD), will offer much better control with better grip. 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, 1981 Buick Estate (380 Nm @ 1800 RPM) has 109 more torque (in Nm) than 1991 Pontiac Bonneville. (271 Nm @ 2000 RPM). This means 1981 Buick Estate will have an easier job in driving up hills or pulling heavy equipment than 1991 Pontiac Bonneville.
Compare all specifications:
| 1981 Buick Estate | 1991 Pontiac Bonneville | |
| Make | Buick | Pontiac |
| Model | Estate | Bonneville |
| Year Released | 1981 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 3791 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 153 HP | 150 HP |
| Engine RPM | 3400 RPM | 4400 RPM |
| Torque | 380 Nm | 271 Nm |
| Torque RPM | 1800 RPM | 2000 RPM |
| Engine Bore Size | 96.5 mm | 96.6 mm |
| Engine Stroke Size | 97.8 mm | 86.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1880 kg | 1500 kg |
| Vehicle Length | 5510 mm | 5050 mm |
| Vehicle Width | 1990 mm | 1850 mm |
| Vehicle Height | 1440 mm | 1420 mm |
| Wheelbase Size | 2950 mm | 2820 mm |
