1977 Alfa Romeo Giulietta vs. 1986 BMW M5
To start off, 1986 BMW M5 is newer by 9 year(s). Which means there will be less support and parts availability for 1977 Alfa Romeo Giulietta. In addition, the cost of maintenance, including insurance, on 1977 Alfa Romeo Giulietta would be higher. At 3,428 cc (6 cylinders), 1986 BMW M5 is equipped with a bigger engine. In terms of performance, 1986 BMW M5 (218 HP @ 5200 RPM) has 110 more horse power than 1977 Alfa Romeo Giulietta. (108 HP @ 5600 RPM) In normal driving conditions, 1986 BMW M5 should accelerate faster than 1977 Alfa Romeo Giulietta. With that said, vehicle weight also plays an important factor in acceleration. 1986 BMW M5 weights approximately 449 kg more than 1977 Alfa Romeo Giulietta. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1986 BMW M5 (310 Nm @ 4000 RPM) has 166 more torque (in Nm) than 1977 Alfa Romeo Giulietta. (144 Nm @ 4300 RPM). This means 1986 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 1977 Alfa Romeo Giulietta. 1986 BMW M5 has automatic transmission and 1977 Alfa Romeo Giulietta has manual transmission. 1977 Alfa Romeo Giulietta will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1986 BMW M5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1977 Alfa Romeo Giulietta | 1986 BMW M5 | |
| Make | Alfa Romeo | BMW |
| Model | Giulietta | M5 |
| Year Released | 1977 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 3428 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 218 HP |
| Engine RPM | 5600 RPM | 5200 RPM |
| Torque | 144 Nm | 310 Nm |
| Torque RPM | 4300 RPM | 4000 RPM |
| Engine Bore Size | 78 mm | 92 mm |
| Engine Stroke Size | 82 mm | 86 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1070 kg | 1519 kg |
| Vehicle Length | 4220 mm | 4630 mm |
| Vehicle Width | 1660 mm | 1710 mm |
| Vehicle Height | 1410 mm | 1300 mm |
| Wheelbase Size | 2520 mm | 2630 mm |
| Fuel Tank Capacity | 53 L | 120 L |
