1981 GMC Suburban vs. 2008 Infiniti M
To start off, 2008 Infiniti M is newer by 27 year(s). Which means there will be less support and parts availability for 1981 GMC Suburban. In addition, the cost of maintenance, including insurance, on 1981 GMC Suburban 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 195 more horse power than 1981 GMC Suburban. (130 HP @ 4000 RPM) In normal driving conditions, 2008 Infiniti M should accelerate faster than 1981 GMC Suburban. With that said, vehicle weight also plays an important factor in acceleration. 1981 GMC Suburban weights approximately 393 kg more than 2008 Infiniti M.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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, 2008 Infiniti M (456 Nm @ 4000 RPM) has 171 more torque (in Nm) than 1981 GMC Suburban. (285 Nm @ 2000 RPM). This means 2008 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 1981 GMC Suburban.
Compare all specifications:
| 1981 GMC Suburban | 2008 Infiniti M | |
| Make | GMC | Infiniti |
| Model | Suburban | M |
| Year Released | 1981 | 2008 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4093 cc | 4493 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 130 HP | 325 HP |
| Engine RPM | 4000 RPM | 6400 RPM |
| Torque | 285 Nm | 456 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 2230 kg | 1837 kg |
| Vehicle Length | 5480 mm | 4900 mm |
| Vehicle Width | 1950 mm | 1800 mm |
| Vehicle Height | 1800 mm | 1520 mm |
| Wheelbase Size | 3300 mm | 2910 mm |
