
The ES400 has a 3-inch resistive touchscreen. Resistive touchscreens can be used for scenarios such as signature collection — the capacitive touchscreens used in devices such as the iPhone and Android smartphones are more responsive, but far less accurate.
According to Motorola, the VGA screen uses pentile technology that was developed with the assistance of Samsung. This adds white pixels to the standard red, green and blue used in most screens. Already used in Google's Nexus One smartphone, this technology makes the screen brighter in indoor and outdoor conditions.








