2003 BMW 320 vs. 2007 BMW X5

To start off, 2007 BMW X5 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 BMW 320. In addition, the cost of maintenance, including insurance, on 2003 BMW 320 would be higher. At 2,993 cc (6 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (215 HP @ 4000 RPM) has 67 more horse power than 2003 BMW 320. (148 HP @ 5900 RPM) In normal driving conditions, 2007 BMW X5 should accelerate faster than 2003 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 707 kg more than 2003 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW 320. In wet, icy, snow, or gravel driving conditions, 2007 BMW X5 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, 2007 BMW X5 (500 Nm @ 2000 RPM) has 290 more torque (in Nm) than 2003 BMW 320. (210 Nm @ 3750 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 320. 2007 BMW X5 has automatic transmission and 2003 BMW 320 has manual transmission. 2003 BMW 320 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X5 will be easier to drive especially in heavy traffic.

Compare all specifications:

2003 BMW 320 2007 BMW X5
Make BMW BMW
Model 320 X5
Year Released 2003 2007
Body Type Convertible SUV
Engine Position Front Front
Engine Size 1995 cc 2993 cc
Engine Cylinders 4 cylinders 6 cylinders
Engine Type in-line in-line
Valves per Cylinder 4 valves 4 valves
Horse Power 148 HP 215 HP
Engine RPM 5900 RPM 4000 RPM
Torque 210 Nm 500 Nm
Torque RPM 3750 RPM 2000 RPM
Engine Bore Size 84 mm 84 mm
Engine Stroke Size 90 mm 90 mm
Engine Compression Ratio 10.0:1 18.0:1
Fuel Type Gasoline - Premium Diesel
Drive Type Rear 4WD
Transmission Type Manual Automatic
Number of Seats 4 seats 5 seats
Number of Doors 2 doors 5 doors
Vehicle Weight 1465 kg 2172 kg
Vehicle Length 4490 mm 4670 mm
Vehicle Width 1760 mm 1880 mm
Vehicle Height 1380 mm 1720 mm
Wheelbase Size 2730 mm 2830 mm
Fuel Tank Capacity 63 L 93 L


 

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