2007 BMW X5 vs. 1989 BMW 850
To start off, 2007 BMW X5 is newer by 18 year(s). Which means there will be less support and parts availability for 1989 BMW 850. In addition, the cost of maintenance, including insurance, on 1989 BMW 850 would be higher. At 4,988 cc (12 cylinders), 1989 BMW 850 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (355 HP @ 6200 RPM) has 59 more horse power than 1989 BMW 850. (296 HP @ 5200 RPM). In normal driving conditions, 2007 BMW X5 should accelerate faster than 1989 BMW 850. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 945 kg more than 1989 BMW 850. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1989 BMW 850. In wet, icy, snow, or gravel driving conditions, 2007 BMW X5 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 X5 (490 Nm @ 3600 RPM) has 40 more torque (in Nm) than 1989 BMW 850. (450 Nm @ 4100 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1989 BMW 850.
Compare all specifications:
| 2007 BMW X5 | 1989 BMW 850 | |
| Make | BMW | BMW |
| Model | X5 | 850 |
| Year Released | 2007 | 1989 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4798 cc | 4988 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Horse Power | 355 HP | 296 HP |
| Engine RPM | 6200 RPM | 5200 RPM |
| Torque | 490 Nm | 450 Nm |
| Torque RPM | 3600 RPM | 4100 RPM |
| Engine Compression Ratio | 11.0:1 | 8.8:1 |
| Top Speed | 246 km/hour | 246 km/hour |
| Acceleration 0-100mph | 6.1 seconds | 7.4 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2200 kg | 1255 kg |
| Vehicle Length | 4670 mm | 4790 mm |
| Vehicle Width | 1880 mm | 1860 mm |
| Vehicle Height | 1710 mm | 1350 mm |
| Wheelbase Size | 2830 mm | 2690 mm |
| Fuel Tank Capacity | 93 L | 90 L |
