2003 Isuzu Ascender vs. 2013 GMC Sierra
To start off, 2013 GMC Sierra is newer by 10 year(s). Which means there will be less support and parts availability for 2003 Isuzu Ascender. In addition, the cost of maintenance, including insurance, on 2003 Isuzu Ascender would be higher. At 4,800 cc (8 cylinders), 2013 GMC Sierra is equipped with a bigger engine. In terms of performance, 2013 GMC Sierra (298 HP @ 5600 RPM) has 27 more horse power than 2003 Isuzu Ascender. (271 HP @ 6000 RPM) In normal driving conditions, 2013 GMC Sierra should accelerate faster than 2003 Isuzu Ascender. With that said, vehicle weight also plays an important factor in acceleration. 2013 GMC Sierra weights approximately 284 kg more than 2003 Isuzu Ascender. 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, 2013 GMC Sierra (414 Nm @ 4600 RPM) has 40 more torque (in Nm) than 2003 Isuzu Ascender. (374 Nm @ 3600 RPM). This means 2013 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2003 Isuzu Ascender.
Compare all specifications:
| 2003 Isuzu Ascender | 2013 GMC Sierra | |
| Make | Isuzu | GMC |
| Model | Ascender | Sierra |
| Year Released | 2003 | 2013 |
| Body Type | SUV | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4195 cc | 4800 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 271 HP | 298 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 374 Nm | 414 Nm |
| Torque RPM | 3600 RPM | 4600 RPM |
| Engine Bore Size | 93 mm | 96 mm |
| Engine Stroke Size | 102 mm | 83 mm |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | 4-speed automatic |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2170 kg | 2454 kg |
| Vehicle Length | 5280 mm | 5847 mm |
| Vehicle Width | 1940 mm | 2032 mm |
| Vehicle Height | 1920 mm | 1872 mm |
| Wheelbase Size | 3280 mm | 3645 mm |
