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2003 Alfa Romeo 166 vs. 1999 Porsche Boxster

To start off, 2003 Alfa Romeo 166 is newer by 4 year(s). Which means there will be less support and parts availability for 1999 Porsche Boxster. In addition, the cost of maintenance, including insurance, on 1999 Porsche Boxster would be higher. At 2,959 cc (6 cylinders), 2003 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 166 (217 HP @ 6300 RPM) has 15 more horse power than 1999 Porsche Boxster. (202 HP @ 6000 RPM). In normal driving conditions, 2003 Alfa Romeo 166 should accelerate faster than 1999 Porsche Boxster. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 300 kg more than 1999 Porsche Boxster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 1999 Porsche Boxster is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1999 Porsche Boxster. However, in wet, icy, snow, or gravel driving conditions, 2003 Alfa Romeo 166, being front wheel drive (FWD), will offer much better control with better grip. 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 Alfa Romeo 166 (265 Nm @ 5000 RPM) has 20 more torque (in Nm) than 1999 Porsche Boxster. (245 Nm @ 4500 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 1999 Porsche Boxster. 2003 Alfa Romeo 166 has automatic transmission and 1999 Porsche Boxster has manual transmission. 1999 Porsche Boxster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Alfa Romeo 166 will be easier to drive especially in heavy traffic.

Compare all specifications:

2003 Alfa Romeo 166 1999 Porsche Boxster
Make Alfa Romeo Porsche
Model 166 Boxster
Year Released 2003 1999
Body Type Sedan Convertible
Engine Position Front Middle
Engine Size 2959 cc 2480 cc
Engine Cylinders 6 cylinders 6 cylinders
Engine Type V boxer
Valves per Cylinder 4 valves 4 valves
Horse Power 217 HP 202 HP
Engine RPM 6300 RPM 6000 RPM
Torque 265 Nm 245 Nm
Torque RPM 5000 RPM 4500 RPM
Engine Bore Size 93 mm 85.5 mm
Engine Stroke Size 72.6 mm 72 mm
Drive Type Front Rear
Transmission Type Automatic Manual
Number of Seats 5 seats 2 seats
Number of Doors 4 doors 2 doors
Vehicle Weight 1550 kg 1250 kg
Vehicle Length 4730 mm 4320 mm
Vehicle Width 1810 mm 1780 mm
Vehicle Height 1420 mm 1300 mm
Wheelbase Size 2600 mm 2360 mm


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