1999 Audi A4 vs. 2007 BMW X5
To start off, 2007 BMW X5 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Audi A4. In addition, the cost of maintenance, including insurance, on 1999 Audi A4 would be higher. At 4,397 cc (8 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (316 HP @ 6100 RPM) has 54 more horse power than 1999 Audi A4. (262 HP @ 5800 RPM) In normal driving conditions, 2007 BMW X5 should accelerate faster than 1999 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 795 kg more than 1999 Audi A4. 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, 2007 BMW X5 (440 Nm @ 3700 RPM) has 40 more torque (in Nm) than 1999 Audi A4. (400 Nm @ 3600 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4. 2007 BMW X5 has automatic transmission and 1999 Audi A4 has manual transmission. 1999 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Audi A4 | 2007 BMW X5 | |
| Make | Audi | BMW |
| Model | A4 | X5 |
| Year Released | 1999 | 2007 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 4397 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 262 HP | 316 HP |
| Engine RPM | 5800 RPM | 6100 RPM |
| Torque | 400 Nm | 440 Nm |
| Torque RPM | 3600 RPM | 3700 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1400 kg | 2195 kg |
| Vehicle Length | 4480 mm | 4670 mm |
| Vehicle Width | 1740 mm | 1880 mm |
| Vehicle Height | 1420 mm | 1710 mm |
| Wheelbase Size | 2620 mm | 2830 mm |
| Fuel Tank Capacity | 60 L | 93 L |
