1985 Alfa Romeo Arna vs. 1977 BMW 728
To start off, 1985 Alfa Romeo Arna is newer by 8 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, 1977 BMW 728 (170 HP @ 6000 RPM) has 76 more horse power than 1985 Alfa Romeo Arna. (94 HP @ 5800 RPM) In normal driving conditions, 1977 BMW 728 should accelerate faster than 1985 Alfa Romeo Arna. With that said, vehicle weight also plays an important factor in acceleration. 1977 BMW 728 weights approximately 616 kg more than 1985 Alfa Romeo Arna. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1977 BMW 728 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1977 BMW 728. However, in wet, icy, snow, or gravel driving conditions, 1985 Alfa Romeo Arna, being front wheel drive (FWD), will offer much better control with better grip. 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, 1977 BMW 728 (235 Nm @ 3700 RPM) has 105 more torque (in Nm) than 1985 Alfa Romeo Arna. (130 Nm @ 4000 RPM). This means 1977 BMW 728 will have an easier job in driving up hills or pulling heavy equipment than 1985 Alfa Romeo Arna.
Compare all specifications:
1985 Alfa Romeo Arna | 1977 BMW 728 | |
Make | Alfa Romeo | BMW |
Model | Arna | 728 |
Year Released | 1985 | 1977 |
Engine Position | Front | Front |
Engine Size | 1490 cc | 2788 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Horse Power | 94 HP | 170 HP |
Engine RPM | 5800 RPM | 6000 RPM |
Torque | 130 Nm | 235 Nm |
Torque RPM | 4000 RPM | 3700 RPM |
Engine Bore Size | 84 mm | 86 mm |
Engine Stroke Size | 67.2 mm | 80 mm |
Drive Type | Front | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 4 seats | 5 seats |
Vehicle Weight | 920 kg | 1536 kg |
Vehicle Length | 4010 mm | 4870 mm |
Vehicle Width | 1630 mm | 1810 mm |
Vehicle Height | 1350 mm | 1440 mm |
Wheelbase Size | 2430 mm | 2800 mm |