Size

• The E65 is 4.1 inches long, 2 inches wide, .7 inches deep and weighs 4.05 oz. The 6500 Slide is 3.79 inches long, 1.8 inches deep, .6 inches deep and weighs 4.4 oz.
  
  

Camera

• The 6500 Slide and the E65 have the capability to shoot still photos and videos. The cameras differ in terms of megapixels--2 megapixels for the E65 and 3.15 megapixels for the 6500 Slide. The 6500 Slide also has a secondary camera for video calling.
  
  

Memory

• The E65 comes with 50MB of internal memory, while the 6500 Slide comes with only 20MB of internal storage. Both support microSD cards for increased storage; the E65 will support up to a 2GB card, while the 6500 Slide will support up to an 8GB card.
  
  

Colors

• The 6500 Slide is available in two colors--steel and black. The E65 is available in eight--mocca, red, pink, plum, white and three shades of black.
  
  

Entertainment

• The 6500 Slide and E65 can play music, video clips and downloadable games. The 6500 Slide also has four games built into it.