Difference between SDHC and SDXC


SDHC and SDXC − what are they? What is the difference between SDHC and SDXC, did you know? SDHC vs SDXC will be discussed in this post. Additionally, it provides detailed instructions on basic safety measures to take when using these cards. A detailed Difference Between SDHC and SDXC is mentioned in this article.

There are two different varieties of SD cards: SDHC and SDXC. Consequently, you must first study about the SD card in order to know the SDHC and SDXC. Secure Digital cards, or SD cards, are used to store files, music, photographs, and other types of data.

The major issues will be clarified in this article: Difference Between SDHC and SDXC. We'll also offer a few short strategies to guarantee the longevity and dependable performance of your SD cards. Finally, we'll talk about the loss of data and data recovery.

Many gadgets, including cameras and PCs, can read SD cards. Regular SD cards have a small amount of storage, however, SDHC and SDXC cards have larger storage capacities and offer quicker data transmission speeds.

Read this article to find out more about SDHC and SDXC and how they are different from each other.

What is SDHC?

Secure Digital High Capacity, or SDHC, is the abbreviation for the standard. The most popular card for digital cameras, which include DSLRs, mirrorless cameras, and camcorders as of this writing is SDHC. Due to its huge storage capacity, the SDHC card is currently one of the most popular detachable cards in cameras and camcorders

This is a result of their up to 32GB maximum capacity, which is adequate for the majority of photography work. When selecting the best SD card, size is not the only consideration.

Considering transfer speed is also important.

One feature that sets SDHC apart is how it uses a clearly defined three speed class system to assist customers with the various data transfer speeds and performance. The physical dimensions of SDXC and SDHC are identical to those of ordinary SD.

What is SDXC?

Secure Digital eXtended Capacity, or SDXC, was first introduced in 2009. Up to 2TB of storage is available with the SDXC standard. This represents a 60x capacity gain in the last three years since SDHC was released. Additionally, SDXC offers faster transfer rates than SDXC cards,

which top out at 300MBps.Although 2TB of capacity may seem good but I think that speed is also a vital aspect to take into account. To support huge data volumes and file sizes more than 4GB, SDXC utilizes exFAT, one of the Windows file systems, as a required feature.

Due to their quicker speed compared to SDHC, SDXC cards are now typically used by camcorder users. The SDXC card costs more than the SDHC card in terms of pricing. If you choose an SDXC card with comparable storage and speed capabilities to an SDHC card, the price will be higher.

Difference between SDHC and SDXC

The following table highlights the major differences between SDHC and SDXC −

SDHC

SDXC

The Secure Digital High Capacity card typically has a storage size ranging from 4GB to 32GB.

The Secure Digital Extended Capacity card may hold a maximum of 2TB

SDHC card's maximum speed of 10 MBps

The SDXC card has a speed capacity of up to 300MBps

The SD card and SDHC memory card, however, employ FAT32 file system

SDXC memory card employs the more recent exFAT file system, which is better suited to the enormous capacity of SDXC.

SDHC cost is less

SDXC cost is higher

Secure Digital High Capacity used in digital devices like smartphones, tablet, camcorders, and digital camera

Secure Digital Extended Capacity used in digital devices like smartphones, tablets, camcorders, and digital cameras.

Tips for Using SDXC and SDHC Memory Cards

Following are the tips for using SDXC and SDHC memory card

  • It's preferable to keep the storage media in a protected storage case when not in use

  • Since memory cards are built on flash memory, they are delicate.

  • A flawless connection to the host device can be achieved by making sure the connector pins are clean.

  • Additionally, you want to keep them free of dirt, grime, and other obtrusive elements.

  • Never subject your memory cards to extreme temperatures, humidity, physical strain, or magnetic forces

Tips to Avoid Loss of Data

Following are the tips to avoid data loss on SD cards.

  • Use a camera that has two card slots and configure it to write to both cards at once. This way, there is an automated backup even if one card fails.

  • Never remove the card from the camera while it is on.

  • Bring an additional camera, and perhaps even two shooters. After that, you can continue shooting and provide your service regardless of whether a card or even the cameras suffer a major failure.

  • When the camera starts writing to the card, avoid removing the batteries. The majority of devices will complete writing before turning off, although this function is limited to batteries that are installed.

How to Recover Software Data for SD Cards?

Sometimes you can accidentally hit format or worse, remove the correct photo. For this situation, both Mac and Windows customers have access to great data recovery solutions. Below is a listing of some of the best photo recovery solutions

  • Picture Rescue 2 – macOS,

  • Stellar Photo Recovery – Windows

  • Recuva – Windows

  • PhotoRec – Windows, macOS

Conclusion

All the information given above could help you understand the difference between Secure Digital High Capacity (SDHC) and Secure Digital Extended Capacity(SDXC). Although SDXC cards have more storage space, whether you should choose one over the other depends on your needs. There is no danger in purchasing additional storage space as far as your hosting device is compatible with the more recent SDXC standard. On the other hand, until you replace your digital camera, you will be unable to use SDXC if you have an older device that only accepts a normal SD card or SDHC

Updated on: 19-Jan-2023

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