1986 BMW 628 vs. 1996 BMW 540
To start off, 1996 BMW 540 is newer by 10 year(s). Which means there will be less support and parts availability for 1986 BMW 628. In addition, the cost of maintenance, including insurance, on 1986 BMW 628 would be higher. At 4,396 cc (8 cylinders), 1996 BMW 540 is equipped with a bigger engine. In terms of performance, 1996 BMW 540 (282 HP @ 5400 RPM) has 101 more horse power than 1986 BMW 628. (181 HP @ 6000 RPM) In normal driving conditions, 1996 BMW 540 should accelerate faster than 1986 BMW 628. With that said, vehicle weight also plays an important factor in acceleration. 1996 BMW 540 weights approximately 375 kg more than 1986 BMW 628. 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, 1996 BMW 540 (440 Nm @ 3600 RPM) has 200 more torque (in Nm) than 1986 BMW 628. (240 Nm @ 4000 RPM). This means 1996 BMW 540 will have an easier job in driving up hills or pulling heavy equipment than 1986 BMW 628. 1996 BMW 540 has automatic transmission and 1986 BMW 628 has manual transmission. 1986 BMW 628 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1996 BMW 540 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1986 BMW 628 | 1996 BMW 540 | |
| Make | BMW | BMW |
| Model | 628 | 540 |
| Year Released | 1986 | 1996 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 4396 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 181 HP | 282 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 240 Nm | 440 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Engine Bore Size | 86 mm | 92 mm |
| Engine Stroke Size | 80 mm | 82.7 mm |
| Engine Compression Ratio | 9.3:1 | 10.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1470 kg | 1845 kg |
| Vehicle Length | 4760 mm | 4810 mm |
| Vehicle Width | 1730 mm | 1810 mm |
| Vehicle Height | 1370 mm | 1450 mm |
| Wheelbase Size | 2640 mm | 2840 mm |
| Fuel Tank Capacity | 70 L | 70 L |
