2003 Pontiac GTO vs. 1986 Pontiac Bonneville
To start off, 2003 Pontiac GTO is newer by 17 year(s). Which means there will be less support and parts availability for 1986 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 1986 Pontiac Bonneville would be higher. At 5,664 cc (8 cylinders), 2003 Pontiac GTO is equipped with a bigger engine. In terms of performance, 2003 Pontiac GTO (350 HP @ 5200 RPM) has 201 more horse power than 1986 Pontiac Bonneville. (149 HP @ 4400 RPM). In normal driving conditions, 2003 Pontiac GTO should accelerate faster than 1986 Pontiac Bonneville. With that said, vehicle weight also plays an important factor in acceleration. 2003 Pontiac GTO weights approximately 190 kg more than 1986 Pontiac Bonneville. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Pontiac GTO 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 2003 Pontiac GTO. However, in wet, icy, snow, or gravel driving conditions, 1986 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, 2003 Pontiac GTO (495 Nm) has 224 more torque (in Nm) than 1986 Pontiac Bonneville. (271 Nm). This means 2003 Pontiac GTO will have an easier job in driving up hills or pulling heavy equipment than 1986 Pontiac Bonneville.
Compare all specifications:
| 2003 Pontiac GTO | 1986 Pontiac Bonneville | |
| Make | Pontiac | Pontiac |
| Model | GTO | Bonneville |
| Year Released | 2003 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 5664 cc | 3791 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 350 HP | 149 HP |
| Engine RPM | 5200 RPM | 4400 RPM |
| Torque | 495 Nm | 271 Nm |
| Engine Bore Size | 99 mm | 96.5 mm |
| Engine Stroke Size | 92 mm | 86.4 mm |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1690 kg | 1500 kg |
| Vehicle Length | 4830 mm | 5050 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1400 mm | 1420 mm |
| Wheelbase Size | 2750 mm | 2820 mm |
| Fuel Tank Capacity | 70 L | 68 L |
