2007 BMW X3 vs. 1985 Mazda 323
To start off, 2007 BMW X3 is newer by 22 year(s). Which means there will be less support and parts availability for 1985 Mazda 323. In addition, the cost of maintenance, including insurance, on 1985 Mazda 323 would be higher. At 2,993 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (283 HP @ 4400 RPM) has 180 more horse power than 1985 Mazda 323. (103 HP @ 6000 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 1985 Mazda 323. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 1010 kg more than 1985 Mazda 323. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1985 Mazda 323. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 BMW X3 (580 Nm @ 1750 RPM) has 443 more torque (in Nm) than 1985 Mazda 323. (137 Nm @ 4200 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1985 Mazda 323. 2007 BMW X3 has automatic transmission and 1985 Mazda 323 has manual transmission. 1985 Mazda 323 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW X3 | 1985 Mazda 323 | |
| Make | BMW | Mazda |
| Model | X3 | 323 |
| Year Released | 2007 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1597 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 283 HP | 103 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Torque | 580 Nm | 137 Nm |
| Torque RPM | 1750 RPM | 4200 RPM |
| Engine Bore Size | 84 mm | 78 mm |
| Engine Stroke Size | 88 mm | 83 mm |
| Engine Compression Ratio | 17.0:1 | 8.6:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1950 kg | 940 kg |
| Vehicle Length | 4570 mm | 4000 mm |
| Vehicle Width | 1860 mm | 1660 mm |
| Vehicle Height | 1680 mm | 1400 mm |
| Wheelbase Size | 2800 mm | 2410 mm |
