2005 Chevrolet Avalanche vs. 1999 GMC Sonoma
To start off, 2005 Chevrolet Avalanche is newer by 6 year(s). Which means there will be less support and parts availability for 1999 GMC Sonoma. In addition, the cost of maintenance, including insurance, on 1999 GMC Sonoma would be higher. At 8,128 cc (8 cylinders), 2005 Chevrolet Avalanche is equipped with a bigger engine. In terms of performance, 2005 Chevrolet Avalanche (320 HP @ 5600 RPM) has 143 more horse power than 1999 GMC Sonoma. (177 HP @ 4400 RPM). In normal driving conditions, 2005 Chevrolet Avalanche should accelerate faster than 1999 GMC Sonoma. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Avalanche weights approximately 1484 kg more than 1999 GMC Sonoma. 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, 2005 Chevrolet Avalanche (597 Nm) has 265 more torque (in Nm) than 1999 GMC Sonoma. (332 Nm). This means 2005 Chevrolet Avalanche will have an easier job in driving up hills or pulling heavy equipment than 1999 GMC Sonoma. 2005 Chevrolet Avalanche has automatic transmission and 1999 GMC Sonoma has manual transmission. 1999 GMC Sonoma will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Chevrolet Avalanche will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Chevrolet Avalanche | 1999 GMC Sonoma | |
| Make | Chevrolet | GMC |
| Model | Avalanche | Sonoma |
| Year Released | 2005 | 1999 |
| Body Type | Pickup | Pickup |
| Engine Position | Front | Front |
| Engine Size | 8128 cc | 4293 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 320 HP | 177 HP |
| Engine RPM | 5600 RPM | 4400 RPM |
| Torque | 597 Nm | 332 Nm |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 2984 kg | 1500 kg |
| Vehicle Length | 5640 mm | 5210 mm |
| Vehicle Width | 2030 mm | 1730 mm |
| Vehicle Height | 1880 mm | 1600 mm |
| Wheelbase Size | 3310 mm | 3130 mm |
