2007 Audi A4 vs. 1986 Porsche 911
To start off, 2007 Audi A4 is newer by 21 year(s). Which means there will be less support and parts availability for 1986 Porsche 911. In addition, the cost of maintenance, including insurance, on 1986 Porsche 911 would be higher. At 3,164 cc (6 cylinders), 1986 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (252 HP @ 5100 RPM) has 24 more horse power than 1986 Porsche 911. (228 HP @ 5900 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 1986 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 468 kg more than 1986 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 Audi A4 (330 Nm @ 3250 RPM) has 44 more torque (in Nm) than 1986 Porsche 911. (286 Nm @ 4800 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1986 Porsche 911.
Compare all specifications:
| 2007 Audi A4 | 1986 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2007 | 1986 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 3123 cc | 3164 cc |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 252 HP | 228 HP |
| Engine RPM | 5100 RPM | 5900 RPM |
| Torque | 330 Nm | 286 Nm |
| Torque RPM | 3250 RPM | 4800 RPM |
| Engine Bore Size | 84.5 mm | 95 mm |
| Engine Stroke Size | 92.8 mm | 74.4 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1698 kg | 1230 kg |
| Vehicle Length | 4580 mm | 4300 mm |
| Vehicle Width | 1400 mm | 1660 mm |
| Vehicle Height | 1780 mm | 1330 mm |
| Wheelbase Size | 2660 mm | 2280 mm |
| Fuel Tank Capacity | 70 L | 80 L |
