Monday, 3 June 2019

Why Storage Device Have less Storage, Than Advertised ?? 😡😡😡

Why You Need, To Read It ?

      When you buy a new smartphone or any storage device ( Memory Card, Hard-Disc, Pen-drive etc. ) . You will definitely notice about its storage ( for example it is 16 GB ) But when we attach it with your device, we found it less ( Approx. 14.9 GB )
  • Why this happen ?
  • Are these companies making fraud to us ?

 Lets Find Out :- 

     To understand this problem we have to learn about Memory Unit.

Memory Unit :-

       When you buy a new storage device ( Phone or Memory Card ) . How you know about its memory status/limit ?
Manufactures mention the storage capacity ( 4, 6, 8, 16 GB etc.) on the device
You can find out the storage capacity through memory units .

1Bit                 =        Binary Digit ( 0 & 1 )
8Bit                 =        1 Byte
1024 Bytes    =        1 KB  ( Kilo Byte )
1024 KB         =        1 MB ( Mega Byte )
1024 MB        =        1 GB  ( Giga Byte ) 
1024 GB         =        1 TB  ( Tera Byte )  
1024 TB         =        1 PB  ( Peta Byte )
1024 PB         =        1 EB  ( Exa Byte )
1024 EB         =        1 ZB  ( Zetta Byte )
1024 ZB         =        1 YB  ( Yotta Byte )
1024 YB         =        1 Bronto Byte
1024 Bronto Byte   =      Geop Byte

Smallest unit of memory is Bit
After that Byte, KB, MB, GB and so on .

Difference b/w memory standards-

       computers measure memory through their own standards.
For computers-
                    1GB  =  1024 MB
BUT
For storage device manufacturer.
                    1 GB  =  1000 MB
So, for this reason , you see less storage in your device.

Let's take an example
        Take a 16 GB card, computer will understand it
               1 GB =1024 MB
Convert 1 GB into Bytes 
               1 GB  = 1,073,741,824 Bytes
For 16 GB 
              16 GB = 17, 179, 869, 184 Bytes
But 
    For manufacturer of storage device 
                1 GB = 1000 MB 
In Bytes
                1 GB = 1000, 000, 000
For 16 GB 
               16 GB =16000, 000, 000
If we convert memory unit into GB 
Then the size of memory is 14.9 GB Approx.
       So, it create a big difference , computer shows you the actual storage provided by the manufacturer.
  So, manufacture provides you 14.9 GB instead of 16 GB . 

Memory Status in Phones :-

      In your phone you find much less space then a memory card or a pen-drive
There are two main reasons -
1. Storage device manufacturer already provide less storage due to above reason.
2. Storage space become less due to inbuilt apps & operating system.

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