1966 Alfa Romeo Giulia vs. 2006 BMW Z4
To start off, 2006 BMW Z4 is newer by 40 year(s). Which means there will be less support and parts availability for 1966 Alfa Romeo Giulia. In addition, the cost of maintenance, including insurance, on 1966 Alfa Romeo Giulia would be higher. At 2,492 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (189 HP @ 6000 RPM) has 80 more horse power than 1966 Alfa Romeo Giulia. (109 HP @ 6000 RPM) In normal driving conditions, 2006 BMW Z4 should accelerate faster than 1966 Alfa Romeo Giulia. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW Z4 weights approximately 333 kg more than 1966 Alfa Romeo Giulia. 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, 2006 BMW Z4 (245 Nm @ 3500 RPM) has 103 more torque (in Nm) than 1966 Alfa Romeo Giulia. (142 Nm @ 2800 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1966 Alfa Romeo Giulia.
Compare all specifications:
| 1966 Alfa Romeo Giulia | 2006 BMW Z4 | |
| Make | Alfa Romeo | BMW |
| Model | Giulia | Z4 |
| Year Released | 1966 | 2006 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 2492 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 109 HP | 189 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 142 Nm | 245 Nm |
| Torque RPM | 2800 RPM | 3500 RPM |
| Engine Bore Size | 78 mm | 84 mm |
| Engine Stroke Size | 82 mm | 75 mm |
| Engine Compression Ratio | 9.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 185 km/hour | 235 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1002 kg | 1335 kg |
| Vehicle Length | 4260 mm | 4100 mm |
| Vehicle Width | 1630 mm | 1790 mm |
| Vehicle Height | 1300 mm | 1310 mm |
| Wheelbase Size | 2210 mm | 2500 mm |
| Fuel Tank Capacity | 47 L | 55 L |
