1985 Alfa Romeo Arna vs. 2011 BMW Z4
To start off, 2011 BMW Z4 is newer by 26 year(s). Which means there will be less support and parts availability for 1985 Alfa Romeo Arna. In addition, the cost of maintenance, including insurance, on 1985 Alfa Romeo Arna would be higher. At 3,000 cc (6 cylinders), 2011 BMW Z4 is equipped with a bigger engine. In terms of performance, 2011 BMW Z4 (300 HP @ 5800 RPM) has 206 more horse power than 1985 Alfa Romeo Arna. (94 HP @ 5800 RPM) In normal driving conditions, 2011 BMW Z4 should accelerate faster than 1985 Alfa Romeo Arna. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW Z4 weights approximately 670 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 2011 BMW Z4 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 2011 BMW Z4. 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, 2011 BMW Z4 (406 Nm @ 1400 RPM) has 276 more torque (in Nm) than 1985 Alfa Romeo Arna. (130 Nm @ 4000 RPM). This means 2011 BMW Z4 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 | 2011 BMW Z4 | |
| Make | Alfa Romeo | BMW |
| Model | Arna | Z4 |
| Year Released | 1985 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1490 cc | 3000 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 94 HP | 300 HP |
| Engine RPM | 5800 RPM | 5800 RPM |
| Torque | 130 Nm | 406 Nm |
| Torque RPM | 4000 RPM | 1400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Vehicle Weight | 920 kg | 1590 kg |
| Vehicle Length | 4010 mm | 4239 mm |
| Vehicle Width | 1630 mm | 1791 mm |
| Vehicle Height | 1350 mm | 1290 mm |
| Wheelbase Size | 2430 mm | 2497 mm |
