1991 Chevrolet Blazer vs. 1978 Holden Sunbird
To start off, 1991 Chevrolet Blazer is newer by 13 year(s). Which means there will be less support and parts availability for 1978 Holden Sunbird. In addition, the cost of maintenance, including insurance, on 1978 Holden Sunbird would be higher. At 4,300 cc (6 cylinders), 1991 Chevrolet Blazer is equipped with a bigger engine. In terms of performance, 1991 Chevrolet Blazer (158 HP @ 4000 RPM) has 62 more horse power than 1978 Holden Sunbird. (96 HP @ 5200 RPM). In normal driving conditions, 1991 Chevrolet Blazer should accelerate faster than 1978 Holden Sunbird. With that said, vehicle weight also plays an important factor in acceleration. 1991 Chevrolet Blazer weights approximately 370 kg more than 1978 Holden Sunbird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Chevrolet Blazer is four wheel drive (4WD), it will have significant more traction and grip than 1978 Holden Sunbird. In wet, icy, snow, or gravel driving conditions, 1991 Chevrolet Blazer 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, 1991 Chevrolet Blazer (312 Nm @ 2800 RPM) has 155 more torque (in Nm) than 1978 Holden Sunbird. (157 Nm @ 3600 RPM). This means 1991 Chevrolet Blazer will have an easier job in driving up hills or pulling heavy equipment than 1978 Holden Sunbird.
Compare all specifications:
| 1991 Chevrolet Blazer | 1978 Holden Sunbird | |
| Make | Chevrolet | Holden |
| Model | Blazer | Sunbird |
| Year Released | 1991 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 4300 cc | 1897 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 158 HP | 96 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 312 Nm | 157 Nm |
| Torque RPM | 2800 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1530 kg | 1160 kg |
| Vehicle Length | 4500 mm | 4500 mm |
| Vehicle Width | 1670 mm | 1710 mm |
| Vehicle Height | 1630 mm | 1340 mm |
| Wheelbase Size | 2720 mm | 2590 mm |
