2003 Chevrolet Avalanche vs. 2010 Hummer H3
To start off, 2010 Hummer H3 is newer by 7 year(s). Which means there will be less support and parts availability for 2003 Chevrolet Avalanche. In addition, the cost of maintenance, including insurance, on 2003 Chevrolet Avalanche would be higher. At 5,325 cc (8 cylinders), 2003 Chevrolet Avalanche is equipped with a bigger engine. In terms of performance, 2010 Hummer H3 (300 HP @ 5200 RPM) has 18 more horse power than 2003 Chevrolet Avalanche. (282 HP @ 5200 RPM) In normal driving conditions, 2010 Hummer H3 should accelerate faster than 2003 Chevrolet Avalanche. With that said, vehicle weight also plays an important factor in acceleration. 2010 Hummer H3 weights approximately 14 kg more than 2003 Chevrolet Avalanche. 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, 2003 Chevrolet Avalanche (440 Nm @ 4000 RPM) has 6 more torque (in Nm) than 2010 Hummer H3. (434 Nm @ 4000 RPM). This means 2003 Chevrolet Avalanche will have an easier job in driving up hills or pulling heavy equipment than 2010 Hummer H3.
Compare all specifications:
| 2003 Chevrolet Avalanche | 2010 Hummer H3 | |
| Make | Chevrolet | Hummer |
| Model | Avalanche | H3 |
| Year Released | 2003 | 2010 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Front |
| Engine Size | 5325 cc | 5300 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 282 HP | 300 HP |
| Engine RPM | 5200 RPM | 5200 RPM |
| Torque | 440 Nm | 434 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2180 kg | 2194 kg |
| Vehicle Length | 5640 mm | 4770 mm |
| Vehicle Width | 2040 mm | 2170 mm |
| Vehicle Height | 1870 mm | 1870 mm |
| Wheelbase Size | 3310 mm | 2850 mm |
| Fuel Tank Capacity | 117 L | 87 L |
