2007 Audi A4 vs. 1991 Saturn Sports Coupe
To start off, 2007 Audi A4 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Saturn Sports Coupe. In addition, the cost of maintenance, including insurance, on 1991 Saturn Sports Coupe would be higher. At 3,123 cc, 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (252 HP @ 5100 RPM) has 129 more horse power than 1991 Saturn Sports Coupe. (123 HP @ 6800 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 1991 Saturn Sports Coupe. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 618 kg more than 1991 Saturn Sports Coupe. 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 166 more torque (in Nm) than 1991 Saturn Sports Coupe. (164 Nm @ 4800 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Saturn Sports Coupe.
Compare all specifications:
| 2007 Audi A4 | 1991 Saturn Sports Coupe | |
| Make | Audi | Saturn |
| Model | A4 | Sports Coupe |
| Year Released | 2007 | 1991 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 1901 cc |
| Horse Power | 252 HP | 123 HP |
| Engine RPM | 5100 RPM | 6800 RPM |
| Torque | 330 Nm | 164 Nm |
| Torque RPM | 3250 RPM | 4800 RPM |
| Engine Bore Size | 84.5 mm | 82.1 mm |
| Engine Stroke Size | 92.8 mm | 90 mm |
| Engine Compression Ratio | 12.5:1 | 9.5:1 |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1698 kg | 1080 kg |
| Vehicle Length | 4580 mm | 4470 mm |
| Vehicle Width | 1400 mm | 1720 mm |
| Vehicle Height | 1780 mm | 1290 mm |
| Wheelbase Size | 2660 mm | 2530 mm |
