2008 Infiniti M vs. 1981 Porsche 928
To start off, 2008 Infiniti M is newer by 27 year(s). Which means there will be less support and parts availability for 1981 Porsche 928. In addition, the cost of maintenance, including insurance, on 1981 Porsche 928 would be higher. At 4,493 cc (8 cylinders), 2008 Infiniti M is equipped with a bigger engine. In terms of performance, 2008 Infiniti M (325 HP @ 6400 RPM) has 87 more horse power than 1981 Porsche 928. (238 HP @ 5250 RPM). In normal driving conditions, 2008 Infiniti M should accelerate faster than 1981 Porsche 928. With that said, vehicle weight also plays an important factor in acceleration. 2008 Infiniti M weights approximately 387 kg more than 1981 Porsche 928. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Infiniti M is four wheel drive (4WD), it will have significant more traction and grip than 1981 Porsche 928. In wet, icy, snow, or gravel driving conditions, 2008 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 Infiniti M (456 Nm @ 4000 RPM) has 100 more torque (in Nm) than 1981 Porsche 928. (356 Nm @ 3600 RPM). This means 2008 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 1981 Porsche 928. 2008 Infiniti M has automatic transmission and 1981 Porsche 928 has manual transmission. 1981 Porsche 928 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Infiniti M will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Infiniti M | 1981 Porsche 928 | |
| Make | Infiniti | Porsche |
| Model | M | 928 |
| Year Released | 2008 | 1981 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4493 cc | 4472 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 325 HP | 238 HP |
| Engine RPM | 6400 RPM | 5250 RPM |
| Torque | 456 Nm | 356 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1837 kg | 1450 kg |
| Vehicle Length | 4900 mm | 4450 mm |
| Vehicle Width | 1800 mm | 1840 mm |
| Vehicle Height | 1520 mm | 1320 mm |
| Wheelbase Size | 2910 mm | 2510 mm |
| Fuel Tank Capacity | 76 L | 85 L |
