I agree with everything Mark said, but ALSO keep in mind that iPAQ + CF sleeve (which is the only way to add more memory to the device) makes it even bigger or about the same size as E125, not to mention prism.

> When you get your Casio, don't forget PocketQuake :)
> http://www.pocketmatrix.com/pocketquake/
>
> Don't forget that your Casio will be able to play videos, MP3's, and you can do
> things like handwriting recognition (Newton style) with Transcriber, as well as
> do street maps with PocketStreets, etc.
>
> The iPaq has numerous advantages including being smaller and slightly lighter
> than the Visor Prism (!). It utilizes a color screen that is reflective and
> can be seen easily in direct sunlight. The E125 is bigger than the Visor Prism.
> Neither E125 or Prism can easily be seen in direct sunlight.
>
> But yes, if you're going just for videogames and don't mind the speed, the Casio
> is the way to go. But if you were hoping for something as small as your
> Prizm, you're in for a shock: The E125 is a brick (but built rock solid like
> one).
>