1991 Audi 100 vs. 2007 BMW 550
To start off, 2007 BMW 550 is newer by 16 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 4,799 cc (8 cylinders), 2007 BMW 550 is equipped with a bigger engine. In terms of performance, 2007 BMW 550 (362 HP @ 6300 RPM) has 191 more horse power than 1991 Audi 100. (171 HP @ 5500 RPM) In normal driving conditions, 2007 BMW 550 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 550 weights approximately 160 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.
Because 1991 Audi 100 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 550. In wet, icy, snow, or gravel driving conditions, 1991 Audi 100 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, 2007 BMW 550 (490 Nm @ 3400 RPM) has 239 more torque (in Nm) than 1991 Audi 100. (251 Nm @ 3000 RPM). This means 2007 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100. 2007 BMW 550 has automatic transmission and 1991 Audi 100 has manual transmission. 1991 Audi 100 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 550 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Audi 100 | 2007 BMW 550 | |
| Make | Audi | BMW |
| Model | 100 | 550 |
| Year Released | 1991 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 4799 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 171 HP | 362 HP |
| Engine RPM | 5500 RPM | 6300 RPM |
| Torque | 251 Nm | 490 Nm |
| Torque RPM | 3000 RPM | 3400 RPM |
| Engine Bore Size | 82.5 mm | 93 mm |
| Engine Stroke Size | 86.4 mm | 88.3 mm |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1500 kg | 1660 kg |
| Vehicle Length | 4800 mm | 4850 mm |
| Vehicle Width | 1780 mm | 1470 mm |
| Vehicle Height | 1450 mm | 1850 mm |
| Wheelbase Size | 2690 mm | 2890 mm |
| Fuel Consumption Overall | 8.8 L/100km | 10.8 L/100km |
| Fuel Tank Capacity | 80 L | 70 L |
