2005 Chevrolet Avalanche vs. 1991 Chevrolet Blazer
To start off, 2005 Chevrolet Avalanche is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Chevrolet Blazer. In addition, the cost of maintenance, including insurance, on 1991 Chevrolet Blazer 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 162 more horse power than 1991 Chevrolet Blazer. (158 HP @ 4000 RPM). In normal driving conditions, 2005 Chevrolet Avalanche should accelerate faster than 1991 Chevrolet Blazer. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Avalanche weights approximately 1454 kg more than 1991 Chevrolet Blazer. 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 285 more torque (in Nm) than 1991 Chevrolet Blazer. (312 Nm). This means 2005 Chevrolet Avalanche will have an easier job in driving up hills or pulling heavy equipment than 1991 Chevrolet Blazer. 2005 Chevrolet Avalanche has automatic transmission and 1991 Chevrolet Blazer has manual transmission. 1991 Chevrolet Blazer 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 | 1991 Chevrolet Blazer | |
| Make | Chevrolet | Chevrolet |
| Model | Avalanche | Blazer |
| Year Released | 2005 | 1991 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Front |
| Engine Size | 8128 cc | 4300 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 320 HP | 158 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 597 Nm | 312 Nm |
| Engine Bore Size | 108 mm | 101.6 mm |
| Engine Stroke Size | 111 mm | 88.4 mm |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2984 kg | 1530 kg |
| Vehicle Length | 5640 mm | 4500 mm |
| Vehicle Width | 2030 mm | 1670 mm |
| Vehicle Height | 1880 mm | 1630 mm |
| Wheelbase Size | 3310 mm | 2720 mm |
