Who is Better? SD Card & Compact Flash Card


SD card (also called for Secure Digital) and CF card (also called for Compact Flash) are both widely used as a small piece of storage media and can be seen here and there in digital cameras, video cameras, cell phones etc. But what’s the difference and which kind memory card is superior?


Secure Digital (SD) is a non-volatile memory card format developed by the SD Card Association (SDA) for use in portable devices. The SD technology is used by more than 400 brands across dozens of product categories and more than 8,000 models, and is considered the de-facto industry standard.


Compact Flash is the oldest of the standards in use today, and the format curmudgeonly tech geeks might be most familiar with. Most CompactFlash devices contain flash memory in a standardized enclosure. It was firstly introduced by SanDisk in 1994, CF cards were originally designed to be compliant with PCMCIA, the popular expansion port most commonly found in laptops.


The following shows some ideas, opinions or comparison results from people who talk online about the difference between SD and CF.

>> Compact Flash has had bigger capacities but SD is catching up. SD has no pins to worry about.
>> The fastest CF cards are faster than the fastest SD cards. Also, for reputable brands, the cost per gigabyte is generally slightly lower for Compact Flash Cards than or SD Cards.
>> SD cards have been troublesome in some technologies, especially when heavy demands are placed on the cards.
>> Unlike their Compact Flash counterparts, SD cards lack a similar ATA backend and aren't commonly used as hard drive substitutes in devices or PCs.
>> In terms of speed, it's no wonder that Compact Flash cards are still used to this day. Despite their larger size, superior write speeds have made these cards particularly attractive for those shooting HD video or similar high quality content. However, SD's size and price has made it the preferred format for almost every mobile product on the market.


Note: you can rely on SD card recovery or Mac SD recovery software to retrieve lost data from SD card. Also if you are using a CF card, turn to CF card recovery or Mac compact flash recovery to get back lost files efficiently.



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