It has very good mapping capabilities as you are provided with North America Maps as well as European Maps. Each map comes with million points of interest which you can also customize and set up over 1000 points if interest. It has somewhat standard set of POI with the listings of hotels, restaurants, ATMs and gas stations.
Garmin Nuvi 255W is a wide screen GPS Device with 4.3 inch display that is bright during the most sunny days and easy to look at from any direction. It has bigger size which helps you to look at the larger area where you drive.
Other Features that you may find interesting and useful are: