Smartphones  or  Pocket PCs devices with an integrated phone and a touch screen are called Windows Mobile Professional devices and devices without a touch screen are called Windows Mobile Standard devices.

Smartphones , Pocket PC, PalmOne, Windows Mobile, MS Smartphone, Qtek, Imate, Dell Axim, iPAQ, Yakumo delta, Medion Navigator, Loox and  A PDA are palmtop computers  running  the Microsoft Windows Mobile operating system with the capability to run an alternative operating system like NetBSD, Linux, Android or others. with many of the capabilities of modern desktop PCs., audio capabilities, enabling to be used as mobile phones, web browsers, or portable media players. other uses are: calculation, clock and calendar, accessing the Internet  via Wi-Fi, sending and receiving E-mails, video recording, typewriting and word processing, use as an address book, making and writing on spreadsheets, scanning bar codes, use as a radio or stereo, playing computer games, recording survey responses, and Global Positioning System (GPS).

Newer PDAs also have both color screens and audio capabilities, enabling them to be used as smartphones, web browsers, or portable media players. Many PDAs can access the Internet, intranets or extranets via Wi-Fi, or Wireless Wide-Area Networks (WWANs). Many PDAs employ touch screen technology.With newer smartphones, screen resolution and processing power has become bigger and better. with Many complex programs now available for the various smartphones, such as Symbian and Windows Mobile. Mode -- the world's first "smart phone" for Web browsing, first introduced in Japan; provides color and video over telephone sets.

Popular consumer PDAs inclue:

E-TEN,  Abacus PDA Watch,  AlphaSmart , Audiovox (Sprint) PPC Series , Amida Simputer , Encore Simputer , BlackBerry , Fujitsu Siemens Loox , HP iPAQ , High Tech Computer Corporation(Dopod,Qtek)'s series of Windows Mobile PDA/phones (HTC)  Nokia E Series , Palm, Inc. (Tungsten E2, TX, Treo and Zire) , PocketMail (email PDA with inbuilt acoustic coupler) ,  T-Mobile Dash and T-Mobile Wing , Sidekick , Royal , Motorola Rokr E6 , MotoRokr E8 , HTC , SonyEricsson P-series ,

Linux OS , Palm OS , Pocket PC OS  include:

BlackBerry , Samsung , T-Mobile Branded , Palm, Audiovox , HP , Siemens , Nokia , AT&T,Nextel ,
Sprint , T-Mobile , Verizon Wireless 

Other models and Brands include:

Belkin ,  Boston,  Casio , Cellular Innovations Celluon ,  Coby , Coleman , Dell , Dell Pocket PC X30 ,
Nokia ,  Nutone , ViewSonic , 624 Mhz , Dual , Eforcity , Excalibur Electronic Fossil , Franklin , Franklin Electronics Garmin , Gefen , Timex , Toshiba , Treo, NEC, Genius , GPS Outfitters , Hanbit , Handspring ,
Hewlett-Packard Iogear , Jabra , Keyspan , Lenmar , Maxim , Mobile Crossing , Motorola , T-Mobile , Orion Gadgers  , Oster , Palm , PalmOne , Pepper Computer , Philips , Royal , Saunders , Sennheiser , Sharp ,
Sony , Sony Ericsson ,  Acer -Acer C500 Series(integrated GPS) - Acer N Series , ASUS , Audiovox (Now UTStarcom) , Binatone - Binatone Carrera (GPS) ,  Casio  -Cassiopeia ,  Compaq ,  Cowon ,  E-TEN , Dell ,  Dell Axim , Dopod ,  Fujitsu - 1Fujitsu-Siemens Computers , Garmin , Gizmondo , Hewlett Packard - Jornada -HP/Compaq iPAQ , Hitachi ,  HTC , i-mate , IBM ,  JVC , Jointech , LG ,   Linksys ,  Magellan Navigation ,
Mobile Crossing ,  Motorola , MWg ,  NEC ,  NTT DoCoMo , O2 , Palm , Philips ,  Samsung ,Silvercrest ,  Siemens ,  Snap-on Tools ,  Sophia Mobile , ThinCCo , Toshiba ,  Unitech ,  UTStarcom , Vadem ,  Viewsonic ,  Yakumo .