|  
               Differences 
             | 
          
           
             | 
          
           
            | There is no title screen after the demo ends.  Instead 
              the demo immediately repeats itself | 
          
           
            | There is no level select | 
          
           
            | There is no sound | 
          
           
            | The explosion of your ship is different | 
          
           
            | The game plays slightly slower | 
          
           
            | The game is significantly harder.  Galaxians will swoop 
              down and fire multiple shots from the start. | 
          
           
            | The border around the screen is slightly darker | 
          
          
            | Your ships death explosion can bleed through to 
              the other side of the screen if you die on the extreme left or right. |