2005 Audi S4 vs. 1991 Morgan Plus 4
To start off, 2005 Audi S4 is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Morgan Plus 4. In addition, the cost of maintenance, including insurance, on 1991 Morgan Plus 4 would be higher. At 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 203 more horse power than 1991 Morgan Plus 4. (137 HP @ 6000 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1991 Morgan Plus 4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 920 kg more than 1991 Morgan Plus 4. 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 233 more torque (in Nm) than 1991 Morgan Plus 4. (177 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Morgan Plus 4.
Compare all specifications:
| 2005 Audi S4 | 1991 Morgan Plus 4 | |
| Make | Audi | Morgan |
| Model | S4 | Plus 4 |
| Year Released | 2005 | 1991 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 1994 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 137 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 410 Nm | 177 Nm |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1840 kg | 920 kg |
| Vehicle Length | 4580 mm | 3900 mm |
| Vehicle Width | 1780 mm | 1510 mm |
| Vehicle Height | 1400 mm | 1280 mm |
| Wheelbase Size | 2660 mm | 2500 mm |
