2011 Chevrolet Avalanche vs. 1977 Holden Sunbird
To start off, 2011 Chevrolet Avalanche is newer by 34 year(s). Which means there will be less support and parts availability for 1977 Holden Sunbird. In addition, the cost of maintenance, including insurance, on 1977 Holden Sunbird would be higher. At 5,300 cc (8 cylinders), 2011 Chevrolet Avalanche is equipped with a bigger engine. In terms of performance, 2011 Chevrolet Avalanche (310 HP @ 5200 RPM) has 214 more horse power than 1977 Holden Sunbird. (96 HP @ 5200 RPM). In normal driving conditions, 2011 Chevrolet Avalanche should accelerate faster than 1977 Holden Sunbird. With that said, vehicle weight also plays an important factor in acceleration. 2011 Chevrolet Avalanche weights approximately 1040 kg more than 1977 Holden Sunbird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Chevrolet Avalanche is four wheel drive (4WD), it will have significant more traction and grip than 1977 Holden Sunbird. In wet, icy, snow, or gravel driving conditions, 2011 Chevrolet Avalanche will offer significantly more control. 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, 2011 Chevrolet Avalanche (454 Nm @ 4400 RPM) has 297 more torque (in Nm) than 1977 Holden Sunbird. (157 Nm @ 3600 RPM). This means 2011 Chevrolet Avalanche will have an easier job in driving up hills or pulling heavy equipment than 1977 Holden Sunbird.
Compare all specifications:
| 2011 Chevrolet Avalanche | 1977 Holden Sunbird | |
| Make | Chevrolet | Holden |
| Model | Avalanche | Sunbird |
| Year Released | 2011 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 5300 cc | 1897 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 310 HP | 96 HP |
| Engine RPM | 5200 RPM | 5200 RPM |
| Torque | 454 Nm | 157 Nm |
| Torque RPM | 4400 RPM | 3600 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 2200 kg | 1160 kg |
| Vehicle Length | 5630 mm | 4500 mm |
| Vehicle Width | 2020 mm | 1710 mm |
| Vehicle Height | 1950 mm | 1340 mm |
| Wheelbase Size | 3310 mm | 2590 mm |
