1991 Audi 100 vs. 1978 Holden GTS
To start off, 1991 Audi 100 is newer by 13 year(s). Which means there will be less support and parts availability for 1978 Holden GTS. In addition, the cost of maintenance, including insurance, on 1978 Holden GTS would be higher. At 4,141 cc (8 cylinders), 1978 Holden GTS is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (172 HP @ 5500 RPM) has 14 more horse power than 1978 Holden GTS. (158 HP @ 4550 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 1978 Holden GTS. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 31 kg more than 1978 Holden GTS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1978 Holden GTS (327 Nm @ 2600 RPM) has 77 more torque (in Nm) than 1991 Audi 100. (250 Nm @ 3000 RPM). This means 1978 Holden GTS will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 1991 Audi 100 | 1978 Holden GTS | |
| Make | Audi | Holden |
| Model | 100 | GTS |
| Year Released | 1991 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 4141 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 172 HP | 158 HP |
| Engine RPM | 5500 RPM | 4550 RPM |
| Torque | 250 Nm | 327 Nm |
| Torque RPM | 3000 RPM | 2600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1506 kg | 1475 kg |
| Vehicle Length | 4800 mm | 4850 mm |
| Vehicle Width | 1780 mm | 1880 mm |
| Vehicle Height | 1450 mm | 1400 mm |
