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Palm Centro Palm Centro


  • Low pixel density screen (206 ppi)
  • Too little RAM memory (64 MB RAM)
  • Proprietary USB connector - have to use its cable instead of a standard microUSB

Palm Treo 680 Palm Treo 680


  • Low-resolution video capture

Common for both Pros & Cons

  • Lacks Wi-Fi
  • Slow data means slow Internet browsing (EDGE)
  • Single-core processor
  • It is so thick it needs a personal fitness trainer (0.73 inches inches vs 0.80 inches inches)
  • Resistive touchscreen technology means its display is less sensitive than you would like it to be
  • Low-resolution camera (1.3 megapixels vs 0.3 megapixels VGA)
  • The camera lacks autofocus
  • The camera lacks flash
  • Lacks a standard (3.5mm) headphones jack
  • Lacks an ambient light sensor for automatic screen brightness adjustment
  • Lacks a proximity sensor that turns the display оff during a phone call
  • No front-facing camera
  • Lacks global positioning system (GPS)

in-depth comparison



Palm Centro Palm Centro


  • Slow data means slow Internet browsing (EDGE)
  • Low pixel density screen (206 ppi)
  • Too little RAM memory (64 MB RAM)
  • Proprietary USB connector - have to use its cable instead of a standard microUSB

Palm Treo 755p Palm Treo 755p


  • Lacks microSD slot for storage expansion

Common for both Pros & Cons

  • Lacks Wi-Fi
  • Single-core processor
  • It is so thick it needs a personal fitness trainer (0.73 inches inches vs 0.84 inches inches)
  • Resistive touchscreen technology means its display is less sensitive than you would like it to be
  • Low-resolution camera (1.3 megapixels)
  • The camera lacks autofocus
  • The camera lacks flash
  • Lacks a standard (3.5mm) headphones jack
  • Lacks an ambient light sensor for automatic screen brightness adjustment
  • Lacks a proximity sensor that turns the display оff during a phone call
  • No front-facing camera
  • Lacks global positioning system (GPS)

in-depth comparison



Palm Centro Palm Centro


  • Lacks Wi-Fi
  • Slow data means slow Internet browsing (EDGE)
  • Low pixel density screen (206 ppi)
  • It is so thick it needs a personal fitness trainer (0.73 inches inches)
  • Lacks a standard (3.5mm) headphones jack
  • Proprietary USB connector - have to use its cable instead of a standard microUSB
  • Lacks global positioning system (GPS)

Common for both Pros & Cons

  • Single-core processor
  • Too little RAM memory (64 MB RAM vs 128 MB RAM)
  • Resistive touchscreen technology means its display is less sensitive than you would like it to be
  • Low-resolution camera (1.3 megapixels vs 2 megapixels)
  • The camera lacks autofocus
  • The camera lacks flash
  • Lacks an ambient light sensor for automatic screen brightness adjustment
  • Lacks a proximity sensor that turns the display оff during a phone call
  • No front-facing camera

in-depth comparison



Palm Centro Palm Centro


  • Slow data means slow Internet browsing (EDGE)
  • Low pixel density screen (206 ppi)
  • Single-core processor
  • Too little RAM memory (64 MB RAM)

Common for both Pros & Cons

  • Lacks Wi-Fi
  • It is so thick it needs a personal fitness trainer (0.73 inches inches)
  • Resistive touchscreen technology means its display is less sensitive than you would like it to be
  • Low-resolution camera (1.3 megapixels)
  • The camera lacks autofocus
  • The camera lacks flash
  • Lacks a standard (3.5mm) headphones jack
  • Proprietary USB connector - have to use its cable instead of a standard microUSB
  • Lacks an ambient light sensor for automatic screen brightness adjustment
  • Lacks a proximity sensor that turns the display оff during a phone call
  • No front-facing camera
  • Lacks global positioning system (GPS)

in-depth comparison



Palm Centro Palm Centro


  • Lacks Wi-Fi
  • Slow data means slow Internet browsing (EDGE)
  • Low pixel density screen (206 ppi)
  • Single-core processor
  • Too little RAM memory (64 MB RAM)
  • It is so thick it needs a personal fitness trainer (0.73 inches inches)
  • Low-resolution camera (1.3 megapixels)
  • The camera lacks autofocus
  • The camera lacks flash
  • Lacks a standard (3.5mm) headphones jack
  • Proprietary USB connector - have to use its cable instead of a standard microUSB
  • Lacks a proximity sensor that turns the display оff during a phone call
  • No front-facing camera
  • Lacks global positioning system (GPS)

Common for both Pros & Cons

  • Resistive touchscreen technology means its display is less sensitive than you would like it to be
  • Lacks an ambient light sensor for automatic screen brightness adjustment

in-depth comparison



Palm Centro Palm Centro


  • Single-core processor
  • Too little RAM memory (64 MB RAM)
  • It is so thick it needs a personal fitness trainer (0.73 inches inches)
  • Resistive touchscreen technology means its display is less sensitive than you would like it to be
  • Low-resolution camera (1.3 megapixels)
  • Lacks a standard (3.5mm) headphones jack
  • Proprietary USB connector - have to use its cable instead of a standard microUSB
  • Lacks a proximity sensor that turns the display оff during a phone call
  • No front-facing camera
  • Lacks global positioning system (GPS)

ZTE Z431 ZTE Z431


none

Common for both Pros & Cons

  • Lacks Wi-Fi
  • Slow data means slow Internet browsing (EDGE vs UMTS, EDGE, GPRS)
  • Low pixel density screen (206 ppi vs 167 ppi)
  • The camera lacks autofocus
  • The camera lacks flash
  • Lacks an ambient light sensor for automatic screen brightness adjustment

in-depth comparison



Palm Centro Palm Centro


  • Low pixel density screen (206 ppi)
  • Too little RAM memory (64 MB RAM)
  • Proprietary USB connector - have to use its cable instead of a standard microUSB

Common for both Pros & Cons

  • Lacks Wi-Fi
  • Slow data means slow Internet browsing (EDGE)
  • Single-core processor
  • It is so thick it needs a personal fitness trainer (0.73 inches inches vs 0.91 inches inches)
  • Resistive touchscreen technology means its display is less sensitive than you would like it to be
  • Low-resolution camera (1.3 megapixels vs 0.3 megapixels VGA)
  • The camera lacks autofocus
  • The camera lacks flash
  • Lacks a standard (3.5mm) headphones jack
  • Lacks an ambient light sensor for automatic screen brightness adjustment
  • Lacks a proximity sensor that turns the display оff during a phone call
  • No front-facing camera
  • Lacks global positioning system (GPS)

in-depth comparison



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