1977 Holden GTS vs. 2012 Chevrolet Avalanche
To start off, 2012 Chevrolet Avalanche is newer by 35 year(s). Which means there will be less support and parts availability for 1977 Holden GTS. In addition, the cost of maintenance, including insurance, on 1977 Holden GTS would be higher. At 5,300 cc (8 cylinders), 2012 Chevrolet Avalanche is equipped with a bigger engine. In terms of performance, 2012 Chevrolet Avalanche (310 HP @ 5200 RPM) has 152 more horse power than 1977 Holden GTS. (158 HP @ 4550 RPM) In normal driving conditions, 2012 Chevrolet Avalanche should accelerate faster than 1977 Holden GTS. With that said, vehicle weight also plays an important factor in acceleration. 2012 Chevrolet Avalanche weights approximately 725 kg more than 1977 Holden GTS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Chevrolet Avalanche is four wheel drive (4WD), it will have significant more traction and grip than 1977 Holden GTS. In wet, icy, snow, or gravel driving conditions, 2012 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, 2012 Chevrolet Avalanche (454 Nm @ 4400 RPM) has 128 more torque (in Nm) than 1977 Holden GTS. (326 Nm @ 2600 RPM). This means 2012 Chevrolet Avalanche will have an easier job in driving up hills or pulling heavy equipment than 1977 Holden GTS. 2012 Chevrolet Avalanche has automatic transmission and 1977 Holden GTS has manual transmission. 1977 Holden GTS will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 Chevrolet Avalanche will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1977 Holden GTS | 2012 Chevrolet Avalanche | |
| Make | Holden | Chevrolet |
| Model | GTS | Avalanche |
| Year Released | 1977 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 4139 cc | 5300 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 158 HP | 310 HP |
| Engine RPM | 4550 RPM | 5200 RPM |
| Torque | 326 Nm | 454 Nm |
| Torque RPM | 2600 RPM | 4400 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1475 kg | 2200 kg |
| Vehicle Length | 4850 mm | 5630 mm |
| Vehicle Width | 1880 mm | 2020 mm |
| Vehicle Height | 1400 mm | 1950 mm |
| Wheelbase Size | 2830 mm | 3310 mm |
