2005 Audi S4 vs. 1985 Volvo 780
To start off, 2005 Audi S4 is newer by 20 year(s). Which means there will be less support and parts availability for 1985 Volvo 780. In addition, the cost of maintenance, including insurance, on 1985 Volvo 780 would be higher. At 4,163 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 4000 RPM) has 195 more horse power than 1985 Volvo 780. (145 HP @ 5100 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1985 Volvo 780. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 350 kg more than 1985 Volvo 780. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 174 more torque (in Nm) than 1985 Volvo 780. (236 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1985 Volvo 780.
Compare all specifications:
| 2005 Audi S4 | 1985 Volvo 780 | |
| Make | Audi | Volvo |
| Model | S4 | 780 |
| Year Released | 2005 | 1985 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2849 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 340 HP | 145 HP |
| Engine RPM | 4000 RPM | 5100 RPM |
| Torque | 410 Nm | 236 Nm |
| Engine Bore Size | 85 mm | 91 mm |
| Engine Stroke Size | 93 mm | 73 mm |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1770 kg | 1420 kg |
| Vehicle Length | 4550 mm | 4800 mm |
| Vehicle Width | 1770 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1410 mm |
| Wheelbase Size | 2770 mm | 2780 mm |
| Fuel Tank Capacity | 66 L | 80 L |
