2002 BMW Z4 vs. 2003 Opel Speedster

To start off, 2003 Opel Speedster is newer by 1 year(s). Which means there will be less support and parts availability for 2002 BMW Z4. In addition, the cost of maintenance, including insurance, on 2002 BMW Z4 would be higher. At 2,494 cc (6 cylinders), 2002 BMW Z4 is equipped with a bigger engine. In terms of performance, 2003 Opel Speedster (197 HP @ 5500 RPM) has 4 more horse power than 2002 BMW Z4. (193 HP @ 6000 RPM) In normal driving conditions, 2003 Opel Speedster should accelerate faster than 2002 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2002 BMW Z4 weights approximately 360 kg more than 2003 Opel Speedster.

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, 2003 Opel Speedster (250 Nm @ 1950 RPM) has 5 more torque (in Nm) than 2002 BMW Z4. (245 Nm @ 3500 RPM). This means 2003 Opel Speedster will have an easier job in driving up hills or pulling heavy equipment than 2002 BMW Z4. 2002 BMW Z4 has automatic transmission and 2003 Opel Speedster has manual transmission. 2003 Opel Speedster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2002 BMW Z4 will be easier to drive especially in heavy traffic.

Compare all specifications:

2002 BMW Z4 2003 Opel Speedster
Make BMW Opel
Model Z4 Speedster
Year Released 2002 2003
Body Type Convertible Convertible
Engine Position Front Middle
Engine Size 2494 cc 1993 cc
Engine Cylinders 6 cylinders 4 cylinders
Engine Type in-line in-line
Horse Power 193 HP 197 HP
Engine RPM 6000 RPM 5500 RPM
Torque 245 Nm 250 Nm
Torque RPM 3500 RPM 1950 RPM
Engine Bore Size 84 mm 86 mm
Engine Stroke Size 75 mm 86 mm
Engine Compression Ratio 10.5:1 8.8:1
Top Speed 227 km/hour 243 km/hour
Acceleration 0-100mph 7.8 seconds 4.9 seconds
Drive Type Rear Rear
Transmission Type Automatic Manual
Number of Seats 2 seats 2 seats
Number of Doors 2 doors 2 doors
Vehicle Weight 1365 kg 1005 kg
Vehicle Length 4100 mm 3790 mm
Vehicle Width 1790 mm 1710 mm
Vehicle Height 1310 mm 1120 mm
Wheelbase Size 2450 mm 2400 mm
Fuel Consumption Highway 7.3 L/100km 6.5 L/100km
Fuel Consumption City 13.5 L/100km 11.9 L/100km
Fuel Consumption Overall 9.5 L/100km 8.5 L/100km
Fuel Tank Capacity 55 L 36 L


 

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