2006 GMC Sierra vs. 2003 Toyota Mark II
To start off, 2006 GMC Sierra is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Toyota Mark II. In addition, the cost of maintenance, including insurance, on 2003 Toyota Mark II would be higher. At 5,326 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (295 HP @ 5200 RPM) has 139 more horse power than 2003 Toyota Mark II. (156 HP @ 6200 RPM). In normal driving conditions, 2006 GMC Sierra should accelerate faster than 2003 Toyota Mark II. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 1089 kg more than 2003 Toyota Mark II. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2006 GMC Sierra (454 Nm @ 4000 RPM) has 254 more torque (in Nm) than 2003 Toyota Mark II. (200 Nm @ 4400 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2003 Toyota Mark II.
Compare all specifications:
| 2006 GMC Sierra | 2003 Toyota Mark II | |
| Make | GMC | Toyota |
| Model | Sierra | Mark II |
| Year Released | 2006 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 5326 cc | 1988 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 295 HP | 156 HP |
| Engine RPM | 5200 RPM | 6200 RPM |
| Torque | 454 Nm | 200 Nm |
| Torque RPM | 4000 RPM | 4400 RPM |
| Engine Bore Size | 96 mm | 75.1 mm |
| Engine Stroke Size | 92 mm | 75 mm |
| Engine Compression Ratio | 9.4:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2659 kg | 1570 kg |
| Vehicle Length | 6330 mm | 4740 mm |
| Vehicle Width | 2000 mm | 1770 mm |
| Vehicle Height | 1880 mm | 1490 mm |
| Wheelbase Size | 4010 mm | 2800 mm |
| Fuel Consumption Overall | 14.7 L/100km | 13.5 L/100km |
| Fuel Tank Capacity | 129 L | 70 L |
