1991 Audi Coupe vs. 2009 Audi Q7
To start off, 2009 Audi Q7 is newer by 18 year(s). Which means there will be less support and parts availability for 1991 Audi Coupe. In addition, the cost of maintenance, including insurance, on 1991 Audi Coupe would be higher. At 2,967 cc (6 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2009 Audi Q7 (237 HP @ 4000 RPM) has 63 more horse power than 1991 Audi Coupe. (174 HP @ 5500 RPM) In normal driving conditions, 2009 Audi Q7 should accelerate faster than 1991 Audi Coupe. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 1196 kg more than 1991 Audi Coupe. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 Audi Q7 (550 Nm @ 2000 RPM) has 301 more torque (in Nm) than 1991 Audi Coupe. (249 Nm @ 3000 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi Coupe.
Compare all specifications:
| 1991 Audi Coupe | 2009 Audi Q7 | |
| Make | Audi | Audi |
| Model | Coupe | Q7 |
| Year Released | 1991 | 2009 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 2770 cc | 2967 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 174 HP | 237 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 249 Nm | 550 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Engine Bore Size | 82.5 mm | 83.1 mm |
| Engine Stroke Size | 86.4 mm | 91.4 mm |
| Engine Compression Ratio | 10.0:1 | 17.0:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1174 kg | 2370 kg |
| Vehicle Length | 4370 mm | 5090 mm |
| Vehicle Width | 1720 mm | 1990 mm |
| Vehicle Height | 1380 mm | 1740 mm |
| Wheelbase Size | 2560 mm | 3010 mm |
| Fuel Tank Capacity | 80 L | 100 L |
