2007 Audi A4 vs. 1991 Rolls-Royce Silver Spirit
To start off, 2007 Audi A4 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Rolls-Royce Silver Spirit. In addition, the cost of maintenance, including insurance, on 1991 Rolls-Royce Silver Spirit would be higher. At 6,750 cc (8 cylinders), 1991 Rolls-Royce Silver Spirit is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (252 HP @ 5100 RPM) has 44 more horse power than 1991 Rolls-Royce Silver Spirit. (208 HP @ 3900 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 1991 Rolls-Royce Silver Spirit. With that said, vehicle weight also plays an important factor in acceleration. 1991 Rolls-Royce Silver Spirit weights approximately 682 kg more than 2007 Audi A4.
Let's talk about torque, 1991 Rolls-Royce Silver Spirit (403 Nm @ 2000 RPM) has 73 more torque (in Nm) than 2007 Audi A4. (330 Nm @ 3250 RPM). This means 1991 Rolls-Royce Silver Spirit will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2007 Audi A4 | 1991 Rolls-Royce Silver Spirit | |
| Make | Audi | Rolls-Royce |
| Model | A4 | Silver Spirit |
| Year Released | 2007 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 6750 cc |
| Horse Power | 252 HP | 208 HP |
| Engine RPM | 5100 RPM | 3900 RPM |
| Torque | 330 Nm | 403 Nm |
| Torque RPM | 3250 RPM | 2000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1698 kg | 2380 kg |
| Vehicle Length | 4580 mm | 5280 mm |
| Vehicle Width | 1400 mm | 1890 mm |
| Vehicle Height | 1780 mm | 1490 mm |
| Wheelbase Size | 2660 mm | 3070 mm |
