1977 Fiat 133 vs. 2013 BMW 7 Series
To start off, 2013 BMW 7 Series is newer by 36 year(s). Which means there will be less support and parts availability for 1977 Fiat 133. In addition, the cost of maintenance, including insurance, on 1977 Fiat 133 would be higher. At 4,395 cc (8 cylinders), 2013 BMW 7 Series is equipped with a bigger engine. In terms of performance, 2013 BMW 7 Series (439 HP @ 5500 RPM) has 405 more horse power than 1977 Fiat 133. (34 HP @ 4800 RPM) In normal driving conditions, 2013 BMW 7 Series should accelerate faster than 1977 Fiat 133. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 7 Series weights approximately 1487 kg more than 1977 Fiat 133. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW 7 Series is all wheel drive (AWD), it will have significant more traction and grip than 1977 Fiat 133. In wet, icy, snow, or gravel driving conditions, 2013 BMW 7 Series 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, 2013 BMW 7 Series (651 Nm @ 4500 RPM) has 596 more torque (in Nm) than 1977 Fiat 133. (55 Nm @ 3200 RPM). This means 2013 BMW 7 Series will have an easier job in driving up hills or pulling heavy equipment than 1977 Fiat 133.
Compare all specifications:
| 1977 Fiat 133 | 2013 BMW 7 Series | |
| Make | Fiat | BMW |
| Model | 133 | 7 Series |
| Year Released | 1977 | 2013 |
| Engine Position | Rear | Front |
| Engine Size | 843 cc | 4395 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 34 HP | 439 HP |
| Engine RPM | 4800 RPM | 5500 RPM |
| Torque | 55 Nm | 651 Nm |
| Torque RPM | 3200 RPM | 4500 RPM |
| Engine Bore Size | 65 mm | 89 mm |
| Engine Stroke Size | 68 mm | 88 mm |
| Engine Compression Ratio | 7.9:1 | 10.0 :1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 690 kg | 2177 kg |
| Vehicle Length | 3460 mm | 5214 mm |
| Vehicle Width | 1430 mm | 2134 mm |
| Vehicle Height | 1330 mm | 1481 mm |
| Wheelbase Size | 2030 mm | 3210 mm |
