1991 Audi 100 vs. 2006 Subaru Outback
To start off, 2006 Subaru Outback is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Audi 100. In addition, the cost of maintenance, including insurance, on 1991 Audi 100 would be higher. At 2,771 cc (6 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 2006 Subaru Outback (250 HP @ 6000 RPM) has 79 more horse power than 1991 Audi 100. (171 HP @ 5500 RPM) In normal driving conditions, 2006 Subaru Outback should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2006 Subaru Outback weights approximately 49 kg more than 1991 Audi 100. 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, 2006 Subaru Outback (339 Nm @ 3600 RPM) has 88 more torque (in Nm) than 1991 Audi 100. (251 Nm @ 3000 RPM). This means 2006 Subaru Outback will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 1991 Audi 100 | 2006 Subaru Outback | |
| Make | Audi | Subaru |
| Model | 100 | Outback |
| Year Released | 1991 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 2458 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 171 HP | 250 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 251 Nm | 339 Nm |
| Torque RPM | 3000 RPM | 3600 RPM |
| Engine Bore Size | 82.5 mm | 89 mm |
| Engine Stroke Size | 86.4 mm | 74.9 mm |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1500 kg | 1549 kg |
| Vehicle Length | 4800 mm | 4800 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1450 mm | 1610 mm |
| Wheelbase Size | 2690 mm | 2680 mm |
| Fuel Consumption Highway | 10 L/100km | 9.6 L/100km |
| Fuel Consumption City | 14 L/100km | 12.5 L/100km |
| Fuel Consumption Overall | 8.8 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 80 L | 64 L |
