2007 Alfa Romeo GT vs. 1991 Pontiac Bonneville
To start off, 2007 Alfa Romeo GT is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 1991 Pontiac Bonneville would be higher. At 3,791 cc (6 cylinders), 1991 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 1991 Pontiac Bonneville (150 HP @ 4400 RPM) has 12 more horse power than 2007 Alfa Romeo GT. (138 HP @ 6500 RPM) In normal driving conditions, 1991 Pontiac Bonneville should accelerate faster than 2007 Alfa Romeo GT. With that said, vehicle weight also plays an important factor in acceleration. 1991 Pontiac Bonneville weights approximately 135 kg more than 2007 Alfa Romeo GT. 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, 1991 Pontiac Bonneville (271 Nm @ 2000 RPM) has 108 more torque (in Nm) than 2007 Alfa Romeo GT. (163 Nm @ 3900 RPM). This means 1991 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 2007 Alfa Romeo GT.
Compare all specifications:
| 2007 Alfa Romeo GT | 1991 Pontiac Bonneville | |
| Make | Alfa Romeo | Pontiac |
| Model | GT | Bonneville |
| Year Released | 2007 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 3791 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 138 HP | 150 HP |
| Engine RPM | 6500 RPM | 4400 RPM |
| Torque | 163 Nm | 271 Nm |
| Torque RPM | 3900 RPM | 2000 RPM |
| Engine Bore Size | 82 mm | 96.6 mm |
| Engine Stroke Size | 82.7 mm | 86.4 mm |
| Engine Compression Ratio | 10.3:1 | 8.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1365 kg | 1500 kg |
| Vehicle Length | 4230 mm | 5050 mm |
| Vehicle Width | 1770 mm | 1850 mm |
| Vehicle Height | 1370 mm | 1420 mm |
| Wheelbase Size | 2600 mm | 2820 mm |
| Fuel Tank Capacity | 63 L | 68 L |
