2007 GMC Sierra vs. 1992 Rover 620i
To start off, 2007 GMC Sierra is newer by 15 year(s). Which means there will be less support and parts availability for 1992 Rover 620i. In addition, the cost of maintenance, including insurance, on 1992 Rover 620i would be higher. At 4,802 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (295 HP @ 5600 RPM) has 182 more horse power than 1992 Rover 620i. (113 HP @ 5300 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1992 Rover 620i. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1062 kg more than 1992 Rover 620i. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1992 Rover 620i. In wet, icy, snow, or gravel driving conditions, 2007 GMC Sierra 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, 2007 GMC Sierra (414 Nm @ 4800 RPM) has 242 more torque (in Nm) than 1992 Rover 620i. (172 Nm @ 4200 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1992 Rover 620i. 2007 GMC Sierra has automatic transmission and 1992 Rover 620i has manual transmission. 1992 Rover 620i will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 GMC Sierra | 1992 Rover 620i | |
| Make | GMC | Rover |
| Model | Sierra | 620i |
| Year Released | 2007 | 1992 |
| Engine Position | Front | Front |
| Engine Size | 4802 cc | 1997 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 295 HP | 113 HP |
| Engine RPM | 5600 RPM | 5300 RPM |
| Torque | 414 Nm | 172 Nm |
| Torque RPM | 4800 RPM | 4200 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 3 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 2317 kg | 1255 kg |
| Vehicle Length | 5710 mm | 4650 mm |
| Vehicle Width | 2040 mm | 1720 mm |
| Vehicle Height | 1870 mm | 1390 mm |
| Fuel Tank Capacity | 129 L | 65 L |
