1991 BMW 320 vs. 2012 BMW 640
To start off, 2012 BMW 640 is newer by 21 year(s). Which means there will be less support and parts availability for 1991 BMW 320. In addition, the cost of maintenance, including insurance, on 1991 BMW 320 would be higher. At 2,993 cc (6 cylinders), 2012 BMW 640 is equipped with a bigger engine. In terms of performance, 2012 BMW 640 (311 HP @ 4400 RPM) has 162 more horse power than 1991 BMW 320. (149 HP @ 5900 RPM) In normal driving conditions, 2012 BMW 640 should accelerate faster than 1991 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW 640 weights approximately 520 kg more than 1991 BMW 320. 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, 2012 BMW 640 (630 Nm @ 1500 RPM) has 440 more torque (in Nm) than 1991 BMW 320. (190 Nm @ 4200 RPM). This means 2012 BMW 640 will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW 320. 2012 BMW 640 has automatic transmission and 1991 BMW 320 has manual transmission. 1991 BMW 320 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 BMW 640 will be easier to drive especially in heavy traffic.
Compare all specifications:
1991 BMW 320 | 2012 BMW 640 | |
Make | BMW | BMW |
Model | 320 | 640 |
Year Released | 1991 | 2012 |
Body Type | Sedan | Coupe |
Engine Position | Front | Front |
Engine Size | 1991 cc | 2993 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Horse Power | 149 HP | 311 HP |
Engine RPM | 5900 RPM | 4400 RPM |
Torque | 190 Nm | 630 Nm |
Torque RPM | 4200 RPM | 1500 RPM |
Engine Bore Size | 80 mm | 90 mm |
Engine Stroke Size | 66 mm | 84 mm |
Fuel Type | Gasoline - Premium | Diesel |
Top Speed | 214 km/hour | 250 km/hour |
Acceleration 0-100mph | 9.8 seconds | 5.5 seconds |
Drive Type | Rear | Rear |
Transmission Type | Manual | 8-speed shiftable automatic |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1270 kg | 1790 kg |
Vehicle Length | 4450 mm | 4894 mm |
Vehicle Width | 1710 mm | 1894 mm |
Vehicle Height | 1400 mm | 1369 mm |
Wheelbase Size | 2710 mm | 2855 mm |
Fuel Tank Capacity | 65 L | 70 L |