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Siemens AL21 Siemens AL21


  • No rear camera
  • Lacks microSD slot for storage expansion
  • It is so thick it needs a personal fitness trainer (0.76 inches inches)
  • Lacks an e-mail client
  • Lacks a standard (3.5mm) headphones jack
  • Lacks an ambient light sensor for automatic screen brightness adjustment

BLU Advance 4.0 BLU Advance 4.0


  • Dual SIM card support
  • Dual core processor
  • Fast mobile data support (4G)
  • The camera lacks autofocus

Common for both Pros & Cons

none

in-depth comparison




Common for both Pros & Cons

  • No rear camera
  • Lacks microSD slot for storage expansion
  • It is so thick it needs a personal fitness trainer (0.76 inches inches vs 0.80 inches inches)
  • Lacks an e-mail client
  • Lacks a standard (3.5mm) headphones jack
  • Lacks an ambient light sensor for automatic screen brightness adjustment

in-depth comparison



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