SD memory cardSD (Secure Digital) Memory Cards:
SD cards are by a wide margin the most well-known sort of memory card. They are perfect with the larger part of advanced cameras.
SDHC (Secure Digital High Capacity) Memory Cards:
SDHC memory card
These are SD memory cards however with a higher limit. Unique SD cards just went up to 2GB, so SDHC was created with a most extreme limit of 32GB. They are indistinguishable fit as a fiddle and size, however they are distinctive media writes. In spite of the fact that your camera may fit a SDHC, be cautious on the grounds that if the camera was made before SDHC tagged along it may not remember it.
SDXC (Secure Digital 'Xtra Capacity') Memory Cards:
SDXC memory card
These are SD cards yet with a considerably higher limit and quicker preparing speeds. These have a most extreme limit of 2TB (Terabytes). Like SDHC, in that a SDXC fits in a typical SD space – however your camera will most likely be unable to perceive this more up to date innovation, so dependably check ahead of time. PCs likewise should have the capacity to peruse the exFAT filesystem to be good with SDXC. At present Linux, Windows 7, Mac OSX (Snow Leopard) and some prior adaptations of Microsoft Windows are perfect.
CompactFlash (CF) Memory Cards:
CompactFlash (CF) cards offer high stockpiling limits and quick handling circumstances. They were first presented by Sandisk in 1994 and were broadly utilized, yet now they are typically just found in the most developed DSLRs. A year ago Canon picked CompactFlash as the account media for use in its new lineup of expert high definiton (HD) camcorders.
Miniaturized scale SD Memory cards:
CFast 2.0 standard:
In 2012, the CompactFlash Association reported the CFast 2.0 Standard, promising read and compose paces of more than twofold what was then the present standard. In September 2013, SanDisk discharged the primary CFast 2.0 card, charged as the world's quickest memory card, promising read paces of up to 450MB/s and compose rates of up to 350MB/s.
xD Picture Memory Cards:XD Memory card
xD Picture cards (remaining for 'Extraordinary Digital') are a Fujifilm arrange utilized as a part of a few (more established) Fuji and Olympus cameras, in spite of the fact that these brands are presently routinely perfect with more standard SD/SDHC innovation.
Memory Stick DuoMemory Stick Duo Memory Cards:
Memory Stick Duo was propelled, is as yet utilized, by Sony computerized cameras. Most Sony cameras are presently likewise perfect with SD cards.
Smaller scale SD memory card
Smaller scale SD cards were at first a well known strategy for putting away pictures in cell phones. In real size they are the littlest monetarily accessible memory card at 15×11×1mm however can accumulate to 2GB of data. The Micro SDHC adaptations can store considerably bigger records from 4GB-32GB. Smaller scale SD cards are presently more generally found in GPS frameworks and MP3 players, however few advanced cameras (late Samsung minimal models) are additionally perfect with them.
UHS-II standard SDHC/SDXC cards were as of late discharged by Sandisk and plan to offer snappier exchange rates, expanding compose accelerates to 250MB/s or speedier. The Sandisk Extreme Pro cards coordinate with the sheer measure of information spilling through the camera's cushion when shooting loads of Raw records or fantastic HD motion pictures. Costs can go between around £50-£150 relying upon the limit (as of now 16-64GB).
Multi Media Cards (MMC):
Multi Media Cards have an indistinguishable physical appearance from Secure Digital Cards, yet just without the entrance bolt. They are utilized as a contrasting option to SD and will fit most good cameras, despite the fact that exchange rates are lower.
A vital factor to consider is guarantee and unwavering quality. In a perfect world, you would need the most dependable card conceivable with the goal that your photographs are never lost nonetheless, if the card fails, at that point a long guarantee will imply that the maker should supplant or repair your card. In spite of the fact that, recuperation of pictures is improbable when a card physically falls flat, recuperation programming can help recoup coincidentally erased records, and a portion of these cards accompany free recuperation programming.
In photography, compose speeds are the most vital as this is the speed at which a gadget, for example, a computerized camera, can compose photographs to the memory card. On the off chance that compose speeds are moderate, at that point it might back off your shot-to-shot time or the measure of photographs you can consistently keep in touch with the card. The read speed is imperative for when you need to see the photographs or duplicate them onto a PC or other gadget.