1977 BMW 320 vs. 2004 BMW X5
To start off, 2004 BMW X5 is newer by 27 year(s). Which means there will be less support and parts availability for 1977 BMW 320. In addition, the cost of maintenance, including insurance, on 1977 BMW 320 would be higher. At 4,799 cc (8 cylinders), 2004 BMW X5 is equipped with a bigger engine. In terms of performance, 2004 BMW X5 (355 HP) has 194 more horse power than 1977 BMW 320. (161 HP) In normal driving conditions, 2004 BMW X5 should accelerate faster than 1977 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW X5 weights approximately 1225 kg more than 1977 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1977 BMW 320. In wet, icy, snow, or gravel driving conditions, 2004 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. 2004 BMW X5 has automatic transmission and 1977 BMW 320 has manual transmission. 1977 BMW 320 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1977 BMW 320 | 2004 BMW X5 | |
| Make | BMW | BMW |
| Model | 320 | X5 |
| Year Released | 1977 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1990 cc | 4799 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 161 HP | 355 HP |
| Engine Bore Size | 88.9 mm | 93.1 mm |
| Engine Stroke Size | 80 mm | 88.3 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1050 kg | 2275 kg |
| Vehicle Length | 4520 mm | 4670 mm |
| Vehicle Width | 1620 mm | 1880 mm |
| Vehicle Height | 1390 mm | 1730 mm |
| Wheelbase Size | 2570 mm | 2940 mm |
