1997 Alfa Romeo 155 vs. 1977 Holden GTS
To start off, 1997 Alfa Romeo 155 is newer by 20 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 4,139 cc (8 cylinders), 1977 Holden GTS is equipped with a bigger engine. In terms of performance, 1997 Alfa Romeo 155 (493 HP @ 11700 RPM) has 335 more horse power than 1977 Holden GTS. (158 HP @ 4550 RPM). In normal driving conditions, 1997 Alfa Romeo 155 should accelerate faster than 1977 Holden GTS. With that said, vehicle weight also plays an important factor in acceleration. 1977 Holden GTS weights approximately 435 kg more than 1997 Alfa Romeo 155.
Let's talk about torque, 1977 Holden GTS (326 Nm @ 2600 RPM) has 26 more torque (in Nm) than 1997 Alfa Romeo 155. (300 Nm @ 9500 RPM). This means 1977 Holden GTS will have an easier job in driving up hills or pulling heavy equipment than 1997 Alfa Romeo 155.
Compare all specifications:
| 1997 Alfa Romeo 155 | 1977 Holden GTS | |
| Make | Alfa Romeo | Holden |
| Model | 155 | GTS |
| Year Released | 1997 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 2499 cc | 4139 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 493 HP | 158 HP |
| Engine RPM | 11700 RPM | 4550 RPM |
| Torque | 300 Nm | 326 Nm |
| Torque RPM | 9500 RPM | 2600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1040 kg | 1475 kg |
| Vehicle Width | 1750 mm | 1880 mm |
