1991 Buick LeSabre vs. 2003 Pontiac Bonneville
To start off, 2003 Pontiac Bonneville is newer by 12 year(s). Which means there will be less support and parts availability for 1991 Buick LeSabre. In addition, the cost of maintenance, including insurance, on 1991 Buick LeSabre would be higher. Both 1991 Buick LeSabre and 2003 Pontiac Bonneville are equipped with a 3,791 cc engine. In terms of performance, 2003 Pontiac Bonneville (200 HP) has 32 more horse power than 1991 Buick LeSabre. (168 HP) In normal driving conditions, 2003 Pontiac Bonneville should accelerate faster than 1991 Buick LeSabre. With that said, vehicle weight also plays an important factor in acceleration. 2003 Pontiac Bonneville weights approximately 80 kg more than 1991 Buick LeSabre. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2003 Pontiac Bonneville (311 Nm @ 4000 RPM) has 12 more torque (in Nm) than 1991 Buick LeSabre. (299 Nm @ 3200 RPM). This means 2003 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick LeSabre.
Compare all specifications:
| 1991 Buick LeSabre | 2003 Pontiac Bonneville | |
| Make | Buick | Pontiac |
| Model | LeSabre | Bonneville |
| Year Released | 1991 | 2003 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 3791 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 168 HP | 200 HP |
| Torque | 299 Nm | 311 Nm |
| Torque RPM | 3200 RPM | 4000 RPM |
| Engine Bore Size | 96.5 mm | 96.5 mm |
| Engine Stroke Size | 86.4 mm | 86.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1550 kg | 1630 kg |
| Vehicle Length | 5090 mm | 5110 mm |
| Vehicle Width | 1910 mm | 1890 mm |
| Vehicle Height | 1420 mm | 1440 mm |
| Wheelbase Size | 2820 mm | 2880 mm |
| Fuel Tank Capacity | 62 L | 68 L |
