2008 Pontiac G8 vs. 2012 Infiniti M
To start off, 2012 Infiniti M is newer by 4 year(s). Which means there will be less support and parts availability for 2008 Pontiac G8. In addition, the cost of maintenance, including insurance, on 2008 Pontiac G8 would be higher. At 5,967 cc (8 cylinders), 2008 Pontiac G8 is equipped with a bigger engine. In terms of performance, 2008 Pontiac G8 (362 HP @ 5700 RPM) has 32 more horse power than 2012 Infiniti M. (330 HP @ 7000 RPM). In normal driving conditions, 2008 Pontiac G8 should accelerate faster than 2012 Infiniti M. With that said, vehicle weight also plays an important factor in acceleration. 2012 Infiniti M weights approximately 483 kg more than 2008 Pontiac G8.
Because 2012 Infiniti M is all wheel drive (AWD), it will have significant more traction and grip than 2008 Pontiac G8. In wet, icy, snow, or gravel driving conditions, 2012 Infiniti M will offer significantly more control. 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, 2008 Pontiac G8 (530 Nm @ 4400 RPM) has 164 more torque (in Nm) than 2012 Infiniti M. (366 Nm @ 5200 RPM). This means 2008 Pontiac G8 will have an easier job in driving up hills or pulling heavy equipment than 2012 Infiniti M. 2012 Infiniti M has automatic transmission and 2008 Pontiac G8 has manual transmission. 2008 Pontiac G8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 Infiniti M will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Pontiac G8 | 2012 Infiniti M | |
| Make | Pontiac | Infiniti |
| Model | G8 | M |
| Year Released | 2008 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5967 cc | 3700 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 362 HP | 330 HP |
| Engine RPM | 5700 RPM | 7000 RPM |
| Torque | 530 Nm | 366 Nm |
| Torque RPM | 4400 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1352 kg | 1835 kg |
| Vehicle Length | 4990 mm | 4945 mm |
| Vehicle Width | 1910 mm | 1844 mm |
| Vehicle Height | 1470 mm | 1514 mm |
| Wheelbase Size | 2920 mm | 2901 mm |
| Fuel Tank Capacity | 64 L | 76 L |
