1977 BMW 520 vs. 1971 Pontiac Bonneville
To start off, 1977 BMW 520 is newer by 6 year(s). Which means there will be less support and parts availability for 1971 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 1971 Pontiac Bonneville would be higher. At 7,462 cc (8 cylinders), 1971 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 1971 Pontiac Bonneville (185 HP @ 4000 RPM) has 51 more horse power than 1977 BMW 520. (134 HP @ 4000 RPM) In normal driving conditions, 1971 Pontiac Bonneville should accelerate faster than 1977 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 1971 Pontiac Bonneville weights approximately 425 kg more than 1977 BMW 520. 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, 1971 Pontiac Bonneville (485 Nm @ 2000 RPM) has 205 more torque (in Nm) than 1977 BMW 520. (280 Nm @ 1750 RPM). This means 1971 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 520. 1971 Pontiac Bonneville has automatic transmission and 1977 BMW 520 has manual transmission. 1977 BMW 520 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1971 Pontiac Bonneville will be easier to drive especially in heavy traffic.
Compare all specifications:
1977 BMW 520 | 1971 Pontiac Bonneville | |
Make | BMW | Pontiac |
Model | 520 | Bonneville |
Year Released | 1977 | 1971 |
Engine Position | Front | Front |
Engine Size | 1951 cc | 7462 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | in-line |
Horse Power | 134 HP | 185 HP |
Engine RPM | 4000 RPM | 4000 RPM |
Torque | 280 Nm | 485 Nm |
Torque RPM | 1750 RPM | 2000 RPM |
Drive Type | Rear | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 5 seats |
Vehicle Weight | 1565 kg | 1990 kg |
Vehicle Length | 4780 mm | 5740 mm |
Vehicle Width | 1810 mm | 2030 mm |
Vehicle Height | 1440 mm | 1390 mm |
Wheelbase Size | 2840 mm | 3210 mm |