2005 Infiniti M vs. 1999 Pontiac Bonneville
To start off, 2005 Infiniti M is newer by 6 year(s). Which means there will be less support and parts availability for 1999 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 1999 Pontiac Bonneville would be higher. At 4,494 cc (8 cylinders), 2005 Infiniti M is equipped with a bigger engine. In terms of performance, 2005 Infiniti M (335 HP @ 6400 RPM) has 130 more horse power than 1999 Pontiac Bonneville. (205 HP @ 5200 RPM). In normal driving conditions, 2005 Infiniti M should accelerate faster than 1999 Pontiac Bonneville. With that said, vehicle weight also plays an important factor in acceleration. 2005 Infiniti M weights approximately 230 kg more than 1999 Pontiac Bonneville. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Infiniti M 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 2005 Infiniti M. However, in wet, icy, snow, or gravel driving conditions, 1999 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, 2005 Infiniti M (461 Nm @ 4000 RPM) has 143 more torque (in Nm) than 1999 Pontiac Bonneville. (318 Nm @ 4000 RPM). This means 2005 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 1999 Pontiac Bonneville.
Compare all specifications:
| 2005 Infiniti M | 1999 Pontiac Bonneville | |
| Make | Infiniti | Pontiac |
| Model | M | Bonneville |
| Year Released | 2005 | 1999 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 3791 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 335 HP | 205 HP |
| Engine RPM | 6400 RPM | 5200 RPM |
| Torque | 461 Nm | 318 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 96.5 mm |
| Engine Stroke Size | 82.7 mm | 86.4 mm |
| Engine Compression Ratio | 10.5:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1790 kg | 1560 kg |
| Vehicle Length | 4900 mm | 5120 mm |
| Vehicle Width | 1800 mm | 1860 mm |
| Vehicle Height | 1520 mm | 1420 mm |
| Wheelbase Size | 2880 mm | 2700 mm |
| Fuel Tank Capacity | 75 L | 68 L |
