SD Memory Card: Ten Great Picks for Small Businesses


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The SD memory card is a vital part of our digital lives, although we might not think about them often. These small, rectangular devices are no bigger than a postage stamp, but they play a huge role in how we store and transfer information. You can find them in many of our everyday gadgets, like smartphones, digital cameras, and gaming consoles. They’re designed to be lightweight and durable, which is important because they often hold precious data like photos, videos, and important documents. The ‘SD’ in their name stands for ‘Secure Digital,’ hinting at their ability to safely keep our data. Over the years, SD cards have evolved, offering more storage capacity and faster data transfer speeds, making them even more essential as the amount of data we handle is constantly growing.

SD memory cards serve several important functions:

  • Storage: They are primarily used for storing digital information. This includes everything from photos and videos to music and documents. The capacity of SD cards can vary widely, from a few gigabytes (GB) to several terabytes (TB), allowing them to store vast amounts of data.
  • Portability: One of their key features is their small size, making them highly portable. This allows for easy transfer of data between devices.
  • Compatibility: SD cards are designed to be compatible with a wide range of devices. They can be used in cameras, phones, computers, and more.
  • Data Transfer: These cards are not just for storage; they’re also used for transferring data between devices. This is useful for sharing files or moving them from one device to another.
  • Flexibility and Convenience: With SD cards, you can expand the storage capacity of your devices easily. They are a convenient way to upgrade storage without having to replace the entire device.

Small Business Uses

SD memory cards offer versatile solutions for small business owners, helping them manage and secure important data easiily. They’re not just for storing photos or videos; they play a significant role in various aspects of business operations. Their portability, capacity, and compatibility with multiple devices make them a practical tool for professionals who often work on-the-go or in different locations.

Here are some ways in which small businesses can utilize SD cards:

  • Secure Document Storage: Store important business documents like contracts, invoices, and client information securely.
  • Portable Portfolio: Carry a digital portfolio of work on an SD card, useful for photographers, graphic designers, and artists.
  • Data Backup: Use SD cards as a backup for crucial files, ensuring data isn’t lost in case of computer or system failure.
  • Media Storage: For businesses involved in media production, SD cards are essential for storing large video and audio files.
  • Transfer Files Quickly: Move files between different devices such as cameras, laptops, and printers, streamlining the workflow.
  • Client Deliverables: Deliver project files or finished products to clients on SD cards, especially in creative fields.
  • Digital Marketing Material: Store and distribute digital brochures, presentations, and marketing material easily.
  • Point of Sale Systems: Some small businesses use SD cards in their point of sale systems for storing transaction data.
  • Software Updates: Transport and install software updates to various devices without needing an internet connection.

Choosing an SD Memory Card

When selecting the ideal SD memory cards for small businesses and freelancers, it’s crucial to consider a range of factors that cater to their specific needs. The following methodology outlines key criteria to evaluate when choosing the right SD card. This methodology was employed in curating our product list to ensure the recommendations meet the diverse requirements of small business owners and freelancers. Each criterion is rated on a scale of importance from 1 (least important) to 5 (most important).

  1. Storage Capacity:
    • Importance Scale: 5
    • Consider how much data you’ll be storing. Options range from a few gigabytes (GB) to several terabytes (TB). More storage is crucial for businesses dealing with large files like videos and high-resolution images.
  2. Transfer Speed:
    • Importance Scale: 4
    • Look at the card’s read and write speeds, especially if you frequently transfer large files. Faster speeds save time and enhance efficiency.
  3. Durability and Reliability:
    • Importance Scale: 5
    • Ensure the card can withstand different conditions. Look for features like water resistance, shockproof, and temperature resistance. Reliability is crucial to prevent data loss.
  4. Compatibility:
    • Importance Scale: 4
    • Check that the SD card is compatible with the devices you use, such as cameras, laptops, and smartphones.
  5. Brand Reputation and Warranty:
    • Importance Scale: 3
    • Choose reputable brands known for quality. A good warranty offers peace of mind and protection against defects.
  6. Price and Value for Money:
    • Importance Scale: 3
    • Balance the cost with the features offered. More expensive doesn’t always mean better, but don’t compromise on key features for a lower price.
  7. Security Features:
    • Importance Scale: 2
    • Some SD cards come with built-in encryption and password protection, which can be beneficial for sensitive business data.
  8. Ease of Use:
    • Importance Scale: 2
    • Consider user-friendly features, such as easy file management or integrated software.

Using these criteria, we have curated a list of SD cards that best meet the needs of small businesses and freelancers. These are our top picks:


 SanDisk 1TB Extreme PRO SDXC UHS-I Card

SanDisk is the top-rated manufacturer of SD cards. The Extreme PRO SDXC UHS-I card has shot speeds up to 90MB/s and transfer speeds up to 170MB/s. This allows it to shoot sequential burst mode photography, Full HD (1920×1080), and 4K UHD (3840 x 2160) video.

If you have a minimum write speed requirement, make sure to always look for this specification with Sandisk extreme SD line of memory cards. This is especially important when you start capturing 4K and higher definition videos.

The card is temperature-proof, waterproof, shock-proof, and X-ray-proof. The card is 0.09 x 0.94 x 1.26 inches, weighs 0.059 ounces, and comes with a lifetime limited manufacturer warranty.

SanDisk 1TB Extreme PRO SDXC UHS-I Card – C10, U3, V30, 4K UHD, SD Card

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Transcend 64GB SDHC 700S Memory Card


Transcend manufactures its cards with top-tier MLC NAND flash memory. This makes the brand one of the most durable and reliable SD cards in the industry. The 700S memory cards meet both the UHS-II Speed Class 3 (U3) and the UHS Video Speed Class 90 (V90) standards. This allows it to make 4K Ultra HD video recordings, with read speeds of up to 285MB/s and write speeds of up to 180MB/s.

Transcend cards are waterproof for up to 30 minutes in 1 meter of water. Additionally, they are temperature, static, X-ray, and shockproof. The company also offers exclusive RecoveRx software, a free data recovery utility.


Transcend 64GB SDHC 700S Memory Card UHS

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Kingston Canvas Go! Plus 512 GB

Kingston Canvas Go! Plus 512 GB Class

This MicroSD card from Kingston is one of the most robust MicroSD cards for action content. It has been designed and tested to continue working for action cameras and drones. It has been proven to be waterproof, temperature proof, shock and vibration proof, and x-ray proof.

When it comes to performance, the Canvas Go! Plus has fast transfer speeds of up to 170MB/s. So, it can transfer and capture Full HD & 4K UHD with relative ease. Furthermore, it supports A2, to expedite your workflow.

Kingston Canvas Go! Plus 512 GB

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ProGrade Digital V90 300R Memory Card (256GB)

ProGrade Digital SDXC UHS-II V90 300R Memory Card

ProGrade is known by photographers and cinematographers for addressing their recording and workflow needs. This card has a blazing 300 MB/s read speed and 250MB/s write speed rating along with UHS-II, U3 Speed Class.

The controller and firmware are optimized and designed for cinematic cameras shooting video of 4K, 8K, RAW, and RAW HD. And it is compatible with Canon, Sony, Nikon, Olympus, Panasonic, Fuji, and Samsung.

ProGrade carries out rigorous 100% card testing, resulting in the highest quality assurance. This includes serialized tracking of key components and manufacturing data to ensure quality control, which is why the company offers a three-year warranty. This card is X-ray-proof, temperature-proof, and waterproof.

ProGrade Digital SDXC UHS-II V90 300R Memory Card (256GB)

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SanDisk 256GB Extreme PRO SDXC UHS-II Memory Card

SanDisk 256GB Extreme PRO SDXC UHS-II Memory Card

The second entry from SanDisk is this 256GB Extreme PRO SDXC UHS-IISD memory card. The performance this card delivers is designed for professional and advanced photographers and videographers.

It provides super-fast write speeds of up to 260MB/s along with sustained V90 video speeds and UHS Speed Class 3 (U3) delivering 8K, 4K and Full HD video recording. As for the transfer rate speed, you can get up to 300MB/s.

The card is rugged enough for action shooting without having to worry about location because it is shockproof, temperature-proof, waterproof, and X-ray-proof design.

SanDisk 256GB Extreme PRO SDXC UHS-II Memory Card

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Lexar Professional 2000x 256GB SDXC UHS-II Card

Lexar Professional 2000x 256GB SDXC UHS-II Card

This Lexar card offers a high-speed performance by using UHS-II technology. This allows it to deliver a read transfer speed of up to 300MB/s along with write speeds of up to 260MB/s. With this speed, you can make Full HD, 3D, 4K UHD, and 8K video recordings.

This card is also backward compatible at the highest UHS-I speeds and works with older, non-UHS-I devices, performing at Class 10 speeds.

The card is X-ray proof, temperature proof, shockproof, and vibration proof and it has limited lifetime product support.

Lexar Professional 2000x 256GB SDXC UHS-II Card

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PNY 512GB Elite Performance Memory Card

PNY 512GB Elite Performance Class

The price per GB of this PNY SD card delivers value. At 512GB, the card has a sequential read speed of up to 95MB/s with a Class 10, U3 rating. This is enough speed and performance for burst mode HD photography and 4K Ultra HD videography.

According to PNY, it is compatible with point-and-shoot cameras, DSLR cameras, standard and advanced HD-enabled video cameras, and more. The card is also magnet, shock, temperature, and waterproof.

PNY 512GB Elite Performance Memory Card

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Sony TOUGH-G series SDXC UHS-II Card 128GB


The 128GB TOUGH-G series SDXC UHS-II from Sony is 18X stronger than standard SD cards. In addition to its ruggedness, you get fast file transfer up to 300 MB/s and up to 299MB/s write speed. It is also UHS-II, Class 10, and U3 compliant with support for the V90 video speed class.

This card has the highest level of waterproofing and dust proofing because of its completely sealed monolithic structure. Another great feature is the Sony SD Scan Utility. It regularly and automatically scans your SD memory cards so you know before it reaches its limit.

Sony TOUGH-G series SDXC UHS-II Card 128GB, V90, CL10, U3, Max R300MB/S

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SanDisk 1TB Extreme MicroSDXC UHS-I Memory Card


If you want a MicroSD, the SanDisk 1TB Extreme MicroSDXC UHS-I is a solid option. You get up to 160MB/s read speeds and write speeds up to 90MB/s for transferring high-res images and 4K UHD videos. The UHS speed class 3 (U3) and video speed class 30 (V30) lets you shoot 4K UHD and Full HD videos. It is waterproof as well as temperature, shock, and X-ray proof.


SanDisk 1TB Extreme MicroSDXC UHS-I Memory Card with Adapter – C10, U3, V30, 4K, A2, Micro SD

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The EVO Select 512GB microSDXC UHS-I U3 from Samsung delivers up to 100MB/S read and 90MB/S write speeds. This includes UHS Speed Class U3 and Speed Class 10 for capturing 4K UHD and Full HD video as well as photos.

The card is also waterproof, temperature-proof, X-ray-proof, and magnetic-proof, and it comes with a full-size adapter for use in cameras, laptops, and desktop computers.

SAMSUNG EVO Select 512GB microSDXC UHS-I U3 100MB/s Full HD & 4K UHD Memory Card with Adapter

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Tips for a Wise Purchase:

  • Always buy from authorized dealers to avoid counterfeit products.
  • Regularly backup data to reduce risks associated with data loss.
  • Keep the card’s environment in mind; some are resistant to water, shock, and X-rays, ensuring data protection in challenging scenarios.

Types of SD Cards

A quick look at an SD card and you will see different acronyms and ratings. This information is crucial to get the most out of your SD memory cards.

  • SD or SDSC – Secure Digital Standard Capacity: maximum of 2 GB storage
  • SDHC – Secure Digital High Capacity: from 2 to 32 GB of storage
  • SDXC – Secure Digital Extended Capacity: from 32 GB to 2 TB of storage
  • SDUC – Secure Digital Ultra Capacity: from 2 to 128 TB of storage

There is one more standard or type called SDIO or Secure Digital Input Output. These cards have more functionality including wireless networking such as Bluetooth or GPS receiver, television tuning, and even fingerprint recognition.


What makes an SD card suitable for business use as opposed to personal use?

SD cards designed for business use often prioritize factors like higher read and write speeds, durability, and data protection features. Given that businesses may frequently transfer large files or rely on faster data access, cards with superior speed classes, such as UHS-3, might be preferred. Additionally, cards for business use often have enhanced durability features, such as water, shock, and X-ray resistance. Some also come with encryption features for added data security, which is crucial for sensitive business data.

Is there a significant difference between microSD and standard SD cards for business applications?

Both microSD and standard SD cards serve the primary function of data storage. The main difference is their size, with microSD cards being much smaller. The choice between them largely depends on the devices being used in the business. In terms of performance, both can offer high read and write speeds, especially if they are from reputable manufacturers. It’s essential to ensure that the chosen card type is compatible with the business’s devices and meets the required performance standards.

How often should businesses replace or upgrade their SD cards?

The need to replace or upgrade SD cards can vary based on the frequency and intensity of use. Typically, under normal conditions, SD cards have a lifespan of about 10 years, as mentioned by the SD Card Association. However, for businesses that constantly record, overwrite, or access data, this lifespan can be shorter. Regularly monitoring the card’s performance and checking for signs of slowing down or errors can provide an indication.

Does a better SD Memory card improve video quality?

Using an SD card by itself does not directly improve the video quality of a recording. Video quality is primarily determined by the camera sensor, lens, codec, resolution settings, bit rate, and lighting conditions. However, the type and speed of an SD card can have an indirect impact on video recording, such as allowing for faster speeds and larger uploads.

What is the fastest SD card type?

Currently, the fastest SD card type is UHS-II, with read speeds of up to 300MB/s and write speeds of 260MB/s.



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Michael Guta Michael Guta is the Assistant Editor at Small Business Trends and has been with the team for 9 years. He currently manages its East African editorial team. Michael brings with him many years of content experience in the digital ecosystem covering a wide range of industries. He holds a B.S. in Information Communication Technology, with an emphasis in Technology Management.