1978 Alfa Romeo Giulietta vs. 2006 Mercury Mariner
To start off, 2006 Mercury Mariner is newer by 28 year(s). Which means there will be less support and parts availability for 1978 Alfa Romeo Giulietta. In addition, the cost of maintenance, including insurance, on 1978 Alfa Romeo Giulietta would be higher. At 2,262 cc (4 cylinders), 2006 Mercury Mariner is equipped with a bigger engine. In terms of performance, 2006 Mercury Mariner (153 HP @ 5800 RPM) has 60 more horse power than 1978 Alfa Romeo Giulietta. (93 HP @ 6000 RPM) In normal driving conditions, 2006 Mercury Mariner should accelerate faster than 1978 Alfa Romeo Giulietta. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercury Mariner weights approximately 855 kg more than 1978 Alfa Romeo Giulietta. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Mercury Mariner is four wheel drive (4WD), it will have significant more traction and grip than 1978 Alfa Romeo Giulietta. In wet, icy, snow, or gravel driving conditions, 2006 Mercury Mariner 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, 2006 Mercury Mariner (206 Nm @ 4250 RPM) has 85 more torque (in Nm) than 1978 Alfa Romeo Giulietta. (121 Nm @ 4500 RPM). This means 2006 Mercury Mariner will have an easier job in driving up hills or pulling heavy equipment than 1978 Alfa Romeo Giulietta.
Compare all specifications:
| 1978 Alfa Romeo Giulietta | 2006 Mercury Mariner | |
| Make | Alfa Romeo | Mercury |
| Model | Giulietta | Mariner |
| Year Released | 1978 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1357 cc | 2262 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 93 HP | 153 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 121 Nm | 206 Nm |
| Torque RPM | 4500 RPM | 4250 RPM |
| Engine Compression Ratio | 9.0:1 | 9.7:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1070 kg | 1925 kg |
| Vehicle Length | 4220 mm | 4450 mm |
| Vehicle Width | 1660 mm | 1790 mm |
| Vehicle Height | 1410 mm | 1780 mm |
| Wheelbase Size | 2520 mm | 2630 mm |
| Fuel Tank Capacity | 50 L | 62 L |
