2009 Cadillac STS vs. 1986 Citroen CX

To start off, 2009 Cadillac STS is newer by 23 year(s). Which means there will be less support and parts availability for 1986 Citroen CX. In addition, the cost of maintenance, including insurance, on 1986 Citroen CX would be higher. At 4,565 cc (8 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (321 HP @ 6400 RPM) has 183 more horse power than 1986 Citroen CX. (138 HP @ 5000 RPM). In normal driving conditions, 2009 Cadillac STS should accelerate faster than 1986 Citroen CX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac STS weights approximately 400 kg more than 1986 Citroen CX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2009 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 1986 Citroen CX. In wet, icy, snow, or gravel driving conditions, 2009 Cadillac STS 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, 2009 Cadillac STS (427 Nm @ 4400 RPM) has 221 more torque (in Nm) than 1986 Citroen CX. (206 Nm @ 4000 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1986 Citroen CX. 2009 Cadillac STS has automatic transmission and 1986 Citroen CX has manual transmission. 1986 Citroen CX will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Cadillac STS will be easier to drive especially in heavy traffic.

Compare all specifications:

2009 Cadillac STS 1986 Citroen CX
Make Cadillac Citroen
Model STS CX
Year Released 2009 1986
Engine Position Front Front
Engine Size 4565 cc 2500 cc
Engine Cylinders 8 cylinders 4 cylinders
Engine Type V in-line
Valves per Cylinder 4 valves 2 valves
Horse Power 321 HP 138 HP
Engine RPM 6400 RPM 5000 RPM
Torque 427 Nm 206 Nm
Torque RPM 4400 RPM 4000 RPM
Engine Bore Size 93 mm 93 mm
Engine Stroke Size 84 mm 92 mm
Engine Compression Ratio 10.5:1 8.7:1
Fuel Type Gasoline - Premium Gasoline
Drive Type 4WD Front
Transmission Type Automatic Manual
Number of Seats 5 seats 5 seats
Number of Doors 4 doors 2 doors
Vehicle Weight 1820 kg 1420 kg
Vehicle Length 4990 mm 4910 mm
Vehicle Width 1850 mm 1770 mm
Vehicle Height 1470 mm 1380 mm
Wheelbase Size 2960 mm 3100 mm
Fuel Tank Capacity 66 L 80 L