1977 BMW 728 vs. 2013 BMW X3
To start off, 2013 BMW X3 is newer by 36 year(s). Which means there will be less support and parts availability for 1977 BMW 728. In addition, the cost of maintenance, including insurance, on 1977 BMW 728 would be higher. At 2,788 cc (6 cylinders), 1977 BMW 728 is equipped with a bigger engine. In terms of performance, 2013 BMW X3 (237 HP @ 5000 RPM) has 67 more horse power than 1977 BMW 728. (170 HP @ 6000 RPM) In normal driving conditions, 2013 BMW X3 should accelerate faster than 1977 BMW 728. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW X3 weights approximately 329 kg more than 1977 BMW 728. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW X3 is all wheel drive (AWD), it will have significant more traction and grip than 1977 BMW 728. In wet, icy, snow, or gravel driving conditions, 2013 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, 2013 BMW X3 (353 Nm @ 4800 RPM) has 118 more torque (in Nm) than 1977 BMW 728. (235 Nm @ 3700 RPM). This means 2013 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 728. 2013 BMW X3 has automatic transmission and 1977 BMW 728 has manual transmission. 1977 BMW 728 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
1977 BMW 728 | 2013 BMW X3 | |
Make | BMW | BMW |
Model | 728 | X3 |
Year Released | 1977 | 2013 |
Body Type | Sedan | SUV |
Engine Position | Front | Front |
Engine Size | 2788 cc | 1997 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 170 HP | 237 HP |
Engine RPM | 6000 RPM | 5000 RPM |
Torque | 235 Nm | 353 Nm |
Torque RPM | 3700 RPM | 4800 RPM |
Engine Bore Size | 86 mm | 84 mm |
Engine Stroke Size | 80 mm | 90 mm |
Engine Compression Ratio | 9.0:1 | 10.0 :1 |
Drive Type | Rear | AWD |
Transmission Type | Manual | 8-speed automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1536 kg | 1865 kg |
Vehicle Length | 4870 mm | 4648 mm |
Vehicle Width | 1810 mm | 2098 mm |
Vehicle Height | 1440 mm | 1661 mm |
Wheelbase Size | 2800 mm | 2810 mm |
Fuel Tank Capacity | 85 L | 67 L |