Memory Cards Class and Speed

Memory Cards Class and Speed

Hi Friends today our topic is what is memory card class and speed.


As mentioned already Speed Class indicates how fast information and data can be constantly written to the memory card. The higher the Class the faster the speed in which your device can save information to the card


Class 2 – 2MB/s (16Mbps)

Memory Cards Class and Speed
A Class 2 memory card is the slowest memory card available and can have data written to it at a minimum speed of 2 Megabytes (16 Megabits) per second.

Class 4 – 4MB/s (32Mbps)


Memory Cards Class and Speed

A Class 4 memory card is the second slowest Class of memory card and can have data written to it at a minimum speed of 4 Megabytes (32 Megabits) per second.

Class 6 – 6MB/s (48Mbps)

Memory Cards Class and Speed

Class 6 memory cards have a minimum write speed of 6 Megabytes (48 Megabits) per second.

Class 10 – 10MB/s (80Mbps)


Memory Cards Class and Speed

Class 10 memory cards are the fastest memory cards available under the Speed Class rating system and have a minimum write speed of 10 Megabytes (80 Megabits) per second.

UHS Speed Class

UHS Speed Class memory cards are another type of memory card available on the market. UHS (Ultra High Speed) memory cards consist of the UHS Speed Class 1 (U1) and UHS Speed Class 3 (U3).

UHS Speed Class 1 (U1) – 10MB/s (80Mbps)


Memory Cards Class and Speed


UHS Speed Class 1 has a minimal write speed of 10 Megabytes (80 Megabits) per second.

UHS Speed Class 3 (U3) – 30MB/s (240Mbps)

                                                     Memory Cards Class and Speed
UHS Speed Class 3 memory cards have a minimum write speed of 30 Megabytes (240 Megabits) per second.
Memory Cards Class and Speed
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