1991 Ford Mustang vs. 2010 Audi A4
To start off, 2010 Audi A4 is newer by 19 year(s). Which means there will be less support and parts availability for 1991 Ford Mustang. In addition, the cost of maintenance, including insurance, on 1991 Ford Mustang would be higher. At 2,301 cc (4 cylinders), 1991 Ford Mustang is equipped with a bigger engine. In terms of performance, 2010 Audi A4 (211 HP @ 5300 RPM) has 105 more horse power than 1991 Ford Mustang. (106 HP @ 4600 RPM) In normal driving conditions, 2010 Audi A4 should accelerate faster than 1991 Ford Mustang. With that said, vehicle weight also plays an important factor in acceleration. 2010 Audi A4 weights approximately 470 kg more than 1991 Ford Mustang. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Audi A4 is all wheel drive (AWD), it will have significant more traction and grip than 1991 Ford Mustang. In wet, icy, snow, or gravel driving conditions, 2010 Audi A4 will offer significantly more control. 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, 2010 Audi A4 (349 Nm @ 1500 RPM) has 166 more torque (in Nm) than 1991 Ford Mustang. (183 Nm @ 2600 RPM). This means 2010 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Mustang.
Compare all specifications:
| 1991 Ford Mustang | 2010 Audi A4 | |
| Make | Ford | Audi |
| Model | Mustang | A4 |
| Year Released | 1991 | 2010 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2301 cc | 2000 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 106 HP | 211 HP |
| Engine RPM | 4600 RPM | 5300 RPM |
| Torque | 183 Nm | 349 Nm |
| Torque RPM | 2600 RPM | 1500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1260 kg | 1730 kg |
| Vehicle Length | 4560 mm | 4704 mm |
| Vehicle Width | 1760 mm | 1826 mm |
| Vehicle Height | 1330 mm | 1435 mm |
| Wheelbase Size | 2560 mm | 2809 mm |
| Fuel Tank Capacity | 45 L | 64 L |
