1991 Citroen ZX vs. 2013 BMW 6 series
To start off, 2013 BMW 6 series is newer by 22 year(s). Which means there will be less support and parts availability for 1991 Citroen ZX. In addition, the cost of maintenance, including insurance, on 1991 Citroen ZX would be higher. At 4,395 cc (8 cylinders), 2013 BMW 6 series is equipped with a bigger engine. In terms of performance, 2013 BMW 6 series (437 HP @ 5500 RPM) has 307 more horse power than 1991 Citroen ZX. (130 HP @ 6000 RPM) In normal driving conditions, 2013 BMW 6 series should accelerate faster than 1991 Citroen ZX. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 6 series weights approximately 985 kg more than 1991 Citroen ZX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW 6 series is all wheel drive (AWD), it will have significant more traction and grip than 1991 Citroen ZX. In wet, icy, snow, or gravel driving conditions, 2013 BMW 6 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 6 series (649 Nm @ 4500 RPM) has 489 more torque (in Nm) than 1991 Citroen ZX. (160 Nm @ 4750 RPM). This means 2013 BMW 6 series will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen ZX. 2013 BMW 6 series has automatic transmission and 1991 Citroen ZX has manual transmission. 1991 Citroen ZX will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 BMW 6 series will be easier to drive especially in heavy traffic.
Compare all specifications:
1991 Citroen ZX | 2013 BMW 6 series | |
Make | Citroen | BMW |
Model | ZX | 6 series |
Year Released | 1991 | 2013 |
Engine Position | Front | Front |
Engine Size | 1905 cc | 4395 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Horse Power | 130 HP | 437 HP |
Engine RPM | 6000 RPM | 5500 RPM |
Torque | 160 Nm | 649 Nm |
Torque RPM | 4750 RPM | 4500 RPM |
Engine Bore Size | 83 mm | 89 mm |
Engine Stroke Size | 88 mm | 88 mm |
Engine Compression Ratio | 9.6:1 | 10.0 :1 |
Top Speed | 200 km/hour | 250 km/hour |
Acceleration 0-100mph | 9.5 seconds | 4.5 seconds |
Drive Type | Front | AWD |
Transmission Type | Manual | 8-speed automatic |
Number of Seats | 5 seats | 4 seats |
Vehicle Weight | 1104 kg | 2089 kg |
Vehicle Length | 4090 mm | 5009 mm |
Vehicle Width | 1710 mm | 2081 mm |
Vehicle Height | 1410 mm | 1392 mm |
Wheelbase Size | 2550 mm | 2968 mm |