1971 Alfa Romeo 1750 vs. 2007 Audi S4
To start off, 2007 Audi S4 is newer by 36 year(s). Which means there will be less support and parts availability for 1971 Alfa Romeo 1750. In addition, the cost of maintenance, including insurance, on 1971 Alfa Romeo 1750 would be higher. At 4,163 cc (8 cylinders), 2007 Audi S4 is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (341 HP @ 7000 RPM) has 219 more horse power than 1971 Alfa Romeo 1750. (122 HP @ 5500 RPM) In normal driving conditions, 2007 Audi S4 should accelerate faster than 1971 Alfa Romeo 1750.
Let's talk about torque, 2007 Audi S4 (410 Nm @ 3500 RPM) has 240 more torque (in Nm) than 1971 Alfa Romeo 1750. (170 Nm @ 4400 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1971 Alfa Romeo 1750.
Compare all specifications:
| 1971 Alfa Romeo 1750 | 2007 Audi S4 | |
| Make | Alfa Romeo | Audi |
| Model | 1750 | S4 |
| Year Released | 1971 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1778 cc | 4163 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 122 HP | 341 HP |
| Engine RPM | 5500 RPM | 7000 RPM |
| Torque | 170 Nm | 410 Nm |
| Torque RPM | 4400 RPM | 3500 RPM |
| Engine Bore Size | 80 mm | 84.6 mm |
| Engine Stroke Size | 88.5 mm | 92.7 mm |
| Engine Compression Ratio | 9.5:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4400 mm | 4590 mm |
| Vehicle Width | 1580 mm | 1730 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2580 mm | 2650 mm |
| Fuel Tank Capacity | 45 L | 63 L |
