1977 BMW 520 vs. 1976 Seat 133
To start off, 1977 BMW 520 is newer by 1 year(s). Which means there will be less support and parts availability for 1976 Seat 133. In addition, the cost of maintenance, including insurance, on 1976 Seat 133 would be higher. At 1,990 cc (6 cylinders), 1977 BMW 520 is equipped with a bigger engine. In terms of performance, 1977 BMW 520 (120 HP @ 6000 RPM) has 86 more horse power than 1976 Seat 133. (34 HP @ 4800 RPM). In normal driving conditions, 1977 BMW 520 should accelerate faster than 1976 Seat 133. With that said, vehicle weight also plays an important factor in acceleration. 1977 BMW 520 weights approximately 620 kg more than 1976 Seat 133. 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, 1977 BMW 520 (160 Nm @ 4000 RPM) has 106 more torque (in Nm) than 1976 Seat 133. (54 Nm @ 3200 RPM). This means 1977 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1976 Seat 133.
Compare all specifications:
| 1977 BMW 520 | 1976 Seat 133 | |
| Make | BMW | Seat |
| Model | 520 | 133 |
| Year Released | 1977 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 1990 cc | 843 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 120 HP | 34 HP |
| Engine RPM | 6000 RPM | 4800 RPM |
| Torque | 160 Nm | 54 Nm |
| Torque RPM | 4000 RPM | 3200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1310 kg | 690 kg |
| Vehicle Length | 4630 mm | 3460 mm |
| Vehicle Width | 1700 mm | 1430 mm |
| Vehicle Height | 1430 mm | 1330 mm |
| Wheelbase Size | 2640 mm | 2030 mm |
