2003 BMW X3 vs. 1980 BMW 628
To start off, 2003 BMW X3 is newer by 23 year(s). Which means there will be less support and parts availability for 1980 BMW 628. In addition, the cost of maintenance, including insurance, on 1980 BMW 628 would be higher. At 2,786 cc (6 cylinders), 1980 BMW 628 is equipped with a bigger engine. In terms of performance, 2003 BMW X3 (185 HP @ 6000 RPM) has 4 more horse power than 1980 BMW 628. (181 HP @ 5800 RPM). In normal driving conditions, 2003 BMW X3 should accelerate faster than 1980 BMW 628. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X3 weights approximately 380 kg more than 1980 BMW 628. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1980 BMW 628. In wet, icy, snow, or gravel driving conditions, 2003 BMW X3 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, 2003 BMW X3 (245 Nm @ 3500 RPM) has 5 more torque (in Nm) than 1980 BMW 628. (240 Nm @ 4200 RPM). This means 2003 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1980 BMW 628. 2003 BMW X3 has automatic transmission and 1980 BMW 628 has manual transmission. 1980 BMW 628 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW X3 | 1980 BMW 628 | |
| Make | BMW | BMW |
| Model | X3 | 628 |
| Year Released | 2003 | 1980 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 2786 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 185 HP | 181 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 245 Nm | 240 Nm |
| Torque RPM | 3500 RPM | 4200 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 75 mm | 80 mm |
| Engine Compression Ratio | 10.5:1 | 9.3:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1840 kg | 1460 kg |
| Vehicle Length | 4570 mm | 4760 mm |
| Vehicle Width | 1860 mm | 1730 mm |
| Vehicle Height | 1680 mm | 1370 mm |
| Wheelbase Size | 2800 mm | 2640 mm |
| Fuel Tank Capacity | 67 L | 70 L |
