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Nokia 6638 Nokia 6638


  • Lacks microSD slot for storage expansion
  • Low-resolution camera (1.2 megapixels)
  • The camera lacks flash
  • No front-facing camera

Sonim XP3340 SENTINEL Z1 Sonim XP3340 SENTINEL Z1


  • Water-resistant phone
  • Slow data means slow Internet browsing (EDGE, GPRS)
  • Low pixel density screen (200 ppi)
  • Proprietary USB connector - have to use its cable instead of a standard microUSB

Common for both Pros & Cons

  • Lacks Wi-Fi
  • It is so thick it needs a personal fitness trainer (0.90 inches inches vs 0.98 inches inches)
  • Low resolution display (176 x 208 pixels vs 240 x 320 pixels)
  • The camera lacks autofocus
  • Lacks an ambient light sensor for automatic screen brightness adjustment

in-depth comparison



Nokia 6630 Nokia 6630


  • Slow data means slow Internet browsing (UMTS, EDGE)
  • Lacks global positioning system (GPS)

Common for both Pros & Cons

  • Lacks Wi-Fi
  • Lacks microSD slot for storage expansion
  • It is so thick it needs a personal fitness trainer (0.90 inches inches vs 0.81 inches inches)
  • Low resolution display (176 x 208 pixels)
  • Low-resolution camera (1.2 megapixels vs 1.3 megapixels)
  • The camera lacks autofocus
  • The camera lacks flash
  • Lacks an ambient light sensor for automatic screen brightness adjustment
  • No front-facing camera

in-depth comparison



Nokia 6638 Nokia 6638


  • Lacks Wi-Fi
  • Lacks microSD slot for storage expansion
  • Low resolution display (176 x 208 pixels)
  • Low-resolution camera (1.2 megapixels)
  • The camera lacks autofocus
  • The camera lacks flash
  • No front-facing camera

Common for both Pros & Cons

  • It is so thick it needs a personal fitness trainer (0.90 inches inches vs 1.02 inches inches)
  • Lacks an ambient light sensor for automatic screen brightness adjustment

in-depth comparison



Nokia 6638 Nokia 6638


  • Low-resolution camera (1.2 megapixels)
  • The camera lacks autofocus
  • The camera lacks flash
  • No front-facing camera

Kyocera DuraPlus Kyocera DuraPlus


  • Water-resistant phone
  • No rear camera
  • Low pixel density screen (200 ppi)

Common for both Pros & Cons

  • Lacks Wi-Fi
  • Lacks microSD slot for storage expansion
  • It is so thick it needs a personal fitness trainer (0.90 inches inches vs 0.93 inches inches)
  • Low resolution display (176 x 208 pixels vs 240 x 320 pixels)
  • Lacks an ambient light sensor for automatic screen brightness adjustment

in-depth comparison



Nokia 6638 Nokia 6638


  • Low-resolution camera (1.2 megapixels)
  • The camera lacks flash
  • No front-facing camera

Nokia 6280 Nokia 6280


  • Slow data means slow Internet browsing (UMTS, EDGE)
  • Proprietary USB connector - have to use its cable instead of a standard microUSB

Common for both Pros & Cons

  • Lacks Wi-Fi
  • Lacks microSD slot for storage expansion
  • It is so thick it needs a personal fitness trainer (0.90 inches inches vs 0.82 inches inches)
  • Low resolution display (176 x 208 pixels vs 240 x 320 pixels)
  • The camera lacks autofocus
  • Lacks an ambient light sensor for automatic screen brightness adjustment

in-depth comparison



Nokia 6638 Nokia 6638


  • Lacks microSD slot for storage expansion
  • It is so thick it needs a personal fitness trainer (0.90 inches inches)
  • Low-resolution camera (1.2 megapixels)
  • No front-facing camera

Plum Ram Plum Ram


  • Dual SIM card support
  • Water-resistant phone
  • Low pixel density screen (141 ppi)

Common for both Pros & Cons

  • Lacks Wi-Fi
  • Low resolution display (176 x 208 pixels vs 176 x 220 pixels)
  • The camera lacks autofocus
  • The camera lacks flash
  • Lacks an ambient light sensor for automatic screen brightness adjustment

in-depth comparison



Nokia 6638 Nokia 6638


  • Lacks Wi-Fi
  • It is so thick it needs a personal fitness trainer (0.90 inches inches)
  • Low resolution display (176 x 208 pixels)
  • Low-resolution camera (1.2 megapixels)
  • The camera lacks autofocus
  • The camera lacks flash
  • Lacks an ambient light sensor for automatic screen brightness adjustment
  • No front-facing camera

Apple iPhone 4s Apple iPhone 4s


  • High pixel density screen (326 ppi)
  • Small dimensions (4.54 x 2.31 x 0.37 inches)
  • Too little RAM memory (512 MB RAM)
  • Battery is not user replaceable
  • Proprietary USB connector - have to use its cable instead of a standard microUSB

Common for both Pros & Cons

  • Lacks microSD slot for storage expansion

in-depth comparison



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