From another thread:
2002
This was the first year the P5 was offered in the US. It was basically an ES with hatchback styling, but a couple other minor differences.
Standard Equipment
* Flip-up cupholders
* No tiptronic automatics
* Different manual shift knobs
* White colored gauges
* Swirl style wheels
* Roof Rack
* No clear side markers
* No tweeters
* No leather option
Optional Equipment
* In-dash 6CD Changer
* Sunroof
* Side airbags & ABS brakes *package requires Sunroof*
2002.5
The mid year 2002 refresh models, and the 2003 models were almost exactly the same, but not quite. The 02.5 came with the following options:
Standard Equipment
* Open cupholders
* Tiptronic automatics
* Leather manual shift knobs
* Silver colored gauges (automatics had tiptronic cutout)
* Restyled wheels
* Clear side markers
* Tweeters
* Roof Rack with added baffle to reduce wind noise
Optional Equipment
* Leather
* 6CD Changer
* Sunroof
* ABS
* Side airbags *6CD Changer, Sunroof & ABS included in package as well*
2003
The 2003 models had a couple small changes in the way the optional equipment was handled, and introduced a new color.
Standard Equipment
* Open cupholders
* Tiptronic automatics
* Leather manual shift knobs
* Silver colored gauges (automatics had tiptronic cutout)
* Restyled wheels
* Clear side markers
* Tweeters
* Roof Rack with added baffle to reduce wind noise
* Added Laser Blue color
Optional Equipment
* Leather
* Spare tire subwoofer *only a couple months before 03.5 models were launched*
* Sunroof, 6CD Changer *package*
* ABS, side airbags *package*
2003.5
This was the last of the P5 models to come out and there was a very limited number of them available. They had all the previous options, except for the roof rack and midnight blue color, and received a unique spare tire subwoofer.
Standard Equipment
* All option from 02.5 & 03 minus roof rack and midnight blue color
* Spare tire subwoofer
Optional Equipment
* Leather
* 6CD Changer
* Sunroof
* ABS brakes
* Side airbags