Best SD Cards

So many files to keep, yet, so much less phone storage available. This is one of the most cumbersome situations that almost every individual has to deal with. Some factors, such as music, movies, games, or even memes, could be held responsible for eating up all our phone storage. However, certain apps offer cloud storage, but these apps require a sufficient memory space as well. The only option now left is to choose SD cards ( Secure Digital Cards ).

If you too want to increase the available space on your device, choose from a variety of SD cards available. Considering the storage capacity and SD card speed, memory cards are available in 8GB, 16GB, 32GB, 64GB, 128GB, 256GB and  512GB.

However, on average, most of the mobile phones supports memory expansion up to 32GB. Which eventually makes 32GB memory cards a good choice. Companies like Samsung, Strontium, Sandisk, Kingston, etc. make a good buy.

But which is the best SD card?

How must it be chosen?

What must be the pros and cons that should be looked into while buying?

Considering all of these questions and much more, here is a list of the Top 10 Best Memory Cards. We have mentioned the positive, as well as; the drawbacks of each card, which may help you in determining which is suitable.

Here you will also find the different types of SD cards along with a comprehensive buyers guide and a few FAQs.

Top 9  Best SD Memory Cards

SD Cards Speed Class

“Speed Class” is used to measure the speed of SD cards. Its the minimum rate in the worst-case scenario. Guidelines for linking rate with class is provided by the SD Association.

SD cards are available in four different speed classes — 10, 6, 4, and 2. ten is the fastest, while two is the slowest.

Using Class 2 you can easily do standard definition video recording, Classes 4 and six are good enough for high-definition video recording, and Class 10 for Full HD video recording

You can also find two Ultra High Speed (UHS) speed classes for professional use.

Types of SD Cards

Pro

These cards have a writing speed of 60MBPS to 90MBPS. PRO cards are perfectly suitable for recording Full HD 4K videos, DSLR camera photography, and other purposes which require continuous shooting or time-lapse. Such as used in sports photography, etc.

Plus

These SD cards have a speed up to 45MBPS and are primarily used for non-professional purposes. Such as landscape photography, single-shot, and movies up to Full HD resolution.

Standard

Having a speed limited up to 30MBPS, these SD cards are used in compact cameras. These are not suitable for recording 4K UltraHD movies.

Buyer’s Guide

Design and Proof Technology

The SD card should have a design that offers resistance against tough conditions like water, shock, temperature, and magnet. This ensures the safety of your files and important data as it manages to keep them secure even in these conditions. The proof technology prevents your SD card from getting damaged easily hence enhancing its durability which is backed by a warranty.

Supports HD Recording

The SD card should support HD recording so that you can store and watch all your videos, movies and more in HD quality. It will also enable you to store all your photo shoot images in HD quality so that you never have to compromise on the resolution and clarity of an image.

Read Speed

The read speed of the card should be up to 100 Mb/s. This enables the fast transfer of files including movies, videos, images, music and more from one device to another without the need for a WiFi signal.

Storage Capacity

SD cards are available in different storage sizes including 16 GB, 32 GB64 GB, 128 GB, and 256 GB. Choose a size based on your requirement.

1. HP 16GB Class 10 MicroSD Memory Card

HP 16GB Class 10 MicroSD Memory Card
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Hawlett Packard or the HP company is a leading America IT company that deals with the manufacturer of laptops, computers and accessories related to them. The HP SD card comes with a high-speed flash memory of class 10 U1 allowing you to record and store content in HD quality.  Hp is considered to be the best sd card brand. This stored content can be easily shared between devices without the need for WiFi. Moreover, the card is resistant against water, shock, magnet and temperature ensuring the complete protection of your stored content.

Main Features
  • Available storage sizes: 16 GB, 32 GB, 64 GB and 128 GB.
  • Has a read speed of 100 Mb/s.
  • It has a Class 10 U1 speed rate.
  • Ideal for PC, smartphone, tablets and mobile devices.
  • Designed to be waterproof, magnet proof, shockproof and temperature proof.
  • Weight of card: 5 grams.
PROS (What we liked)
  • Ensures full HD recording so that you can store all your videos and images in HD quality.
  • Helps in storing and transferring all mobile content including music, images, videos and more from one device to another.
  • The design helps in protecting your data efficiently.
CONS (What we didn’t like)
  • Speed is less than what has been stated.
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2. Strontium Nitro A1 32GB Micro SDHC Memory Card

Strontium Nitro A1 32GB Micro SDHC Memory Card
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Strontium Nitro uses A 1 rated technology for faster performance and it is protected against tough conditions for added durability. This is a versatile micro SD card that can be converted to a full-size SD card using the SD adapter that is provided with it. It also comes with a lifetime warranty making it a reliable option to consider going for

Main Features
  • Available sizes: 32 GB, 64 GB and 128 GB.
  • Comes with a transfer speed of up to 100 Mb/s with a UHS- I U1 Class 10 specification.
  • Uses an A1 rated technology.
  • It has a 4 proof technology for working against temperature, x-ray, magnet and water.
  • Compatible with smartphones, drones, tablets, action cameras, dash cams.
  • It has an SD adapter included.
  • Ideal for HD video recording and high-resolution photo shoots.
PROS (What we liked)
  • The SD adapter allows you to use it as a full-size SD memory card for versatility.
  • Comes with a lifetime warranty.
  • Ensures faster app performance with less loading time.
CONS (What we didn’t like)
  • Has some reading issue.
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3. Toshiba M203 128GB Class 10 Micro SD Memory Card

Toshiba M203 128GB Class 10 Micro SD Memory Card
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Toshiba is a leading Japanese multinational conglomerate that has brought to us a diverse range of IT products, services, and communication equipment. This SD card is suitable for extending the storage of Android mobiles, cameras and tablets up to any of the available sizes. It comes with a shockproof and waterproof design that is backed with a 5-year warranty so that your data is always secure.

Main Features
  • Available sizes: 16 GB, 32 GB, 64 GB, 128 GB and 256 GB.
  • Comes with reading speed up to 100 Mb/s.
  • Speed class UHS 1, class 10.
  • Weight: approx 0.4 gram.
  • Dimensions: 15 mm X 11 mm X 1 mm.
  • Suitable for Android mobile devices, tablets and cameras.
  • It has a shockproof and waterproof design.
PROS (What we liked)
  • The SD card meets with quality standards.
  • Supports full HD recording.
  • Ideal for quick transfer of data to PC with higher speed rate and also offers large capacity with BiCS Flash architecture.
CONS (What we didn’t like)
  • It has to be removed and re-installed every time as it gets lost in a file manager.
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4. Lexar Professional 1000x UHS-II 32Gb

Lexar Professional 1000x UHS-II 32Gb
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This memory card from Lexar is one of the best in class UHS-II model. The highest speed recorded was as high as 150MBPS. Which is the best for any UHS-II card? This memory card is a blessing for professional photographers, especially in sports photography, where continuous shots are needed. High-resolution images, 4K UltraHD videos can quickly be recorded on this card.

Main Features
  • Mentioned read and write speed of 150MBPS – 90MBPS.
  • Actual read and write speed: 82MBPS and 75MBPS.
  • Belongs to Class: 10 in UHS-II U3.
  • Supports 4K Ultra HD recording
  • Lifetime limited warranty.
PROS (What we liked)
  • Recover files with Image Rescue software.
  • Backward compatible with UHS-I devices.
CONS (What we didn’t like)
  • Expensive.
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5. Sandisk Extreme Pro UHS-II 32Gb Memory Card

Sandisk Extreme Pro UHS-II 32Gb Memory Card
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This memory card is perfect for those seeking the best. There is no compromise in this card being one of the fastest. It perfectly fits the needs of people who make use of continuous shots very frequently and doesn’t want to miss on a moment. Such as hunting, safari, sports photography, etc. People who focus on recording UltraHD videos in 4K can consider this as their best companion.

Main Features
  • Mentioned read and write speed: 280MBPS and 250MBPS.
  • Actual read and write speed of 278.3MBPS and 247.8MBPS.
  • Belongs to Class: 10, UHS-II U3.
  • Supports 4K Ultra HD recording as it is UHS-II U3 class.
PROS (What we liked)
  • Can be used for taking continuous shots.
  • Is ideal for recording high-resolution 4K videos.
CONS (What we didn’t like)
  • The product is a bit overpriced.
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6. Transcend U3 UHS-I 32Gb

Transcend U3 UHS-I 32Gb
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This can be used to record 4K videos, similar to any other card in the U3 UHS-I class. The Transcend memory card is also suitable for high-speed photography, which is mostly done in sports, jungle safari, hunting, and for a series of other purposes. These are suitable for Nik

  • Reported read and write speed: 95MBPS and 85MBPS
  • Actual read and write speed of 91.3MBPS and 82.8MBPS.
  • Belongs to Class: 10 UHS-I U3.
  • Supports 4K Ultra HD.
Main Features
  • Reported read and write speed: 95MBPS and 85MBPS
  • Actual read and write speed of 91.3MBPS and 82.8MBPS.
  • Belongs to Class: 10 UHS-I U3.
  • Supports 4K Ultra HD.
PROS (What we liked)
  • Can be used for a variety of professional purposes.
  • Suitable for tasks demanding quick photography.
CONS (What we didn’t like)
  • Comparatively less writing and reading speed than the other ones.
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7. Sandisk Extreme Pro UHS-I 32Gb

Sandisk Extreme Pro UHS-I 32Gb
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This card is suitable for situations where include continuous shots to be taken. Sandisk Extreme Pro UHS-I 32Gb card is incredibly fast in reading with a speed of 95MB/s making file transfers to PC very fast. It also has a fast writing speed reaching up to 84.5MB/s that allows operation with any cameras and camcorders. Excellent if used with SLR cameras.

Main Features
  • Reported read and write speed of 95MBPS and 90MBPS.
  • Measured read and write speed of 95.02MBPS and 84.48MBPS.
  • Belongs to class: 10, UHS-I U1-U3.
  • Supports 4K Ultra HD recording.
  • Lifetime limited warranty.
PROS (What we liked)
  • Good reading and writing speed.
  • Ability to quick record 4K videos.
CONS (What we didn’t like)
  • It has a high price tag.
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8. Samsung SDA PRO+ 32Gb

Samsung SDA PRO+ 32Gb
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The card introduces a brand new concept of using the MLC NAND-type, which enhances durability and performance, whereas the other cards use TLC. It is slightly faster than the preceding one in writing but is slower in reading. However, with 75MBPS write speed, it can be utilized in recording 4K Ultra HD videos. It is also certified as UHS-I card which makes it fast enough for use in Full HD 1080p videos.

Main Features
  • Mentioned read and write speed: 90MBPS and 80MBPS.
  • Actual read and write speed: 87.4MB/s and 76.8MB/s
  • Belongs to Class 10 UHS-I.
PROS (What we liked)
  • MLC NAND-type technology which enhances durability and performance.
  • Faster than the preceding one in writing.
CONS (What we didn’t like)
  • Slower in reading.
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9. Sandisk Ultra SDHC 32Gb Class 10

Sandisk Ultra SDHC 32Gb Class 10
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This is a regular working card with a high price and excellent performance. But if you are looking for a ticket to be used for professional purposes, this is not the appropriate one.

This card has “basic” performance and hence is not suitable for those who make pictures in continuous shooting. Also, it is not appropriate for shooting videos at resolutions of 2K and 4K, superior to FullHD.

However, the SD card allows taking individual photos, with entry-level SLR cameras and resolution up to FullHD.

Main Features
  • Reported read & write speed of 40MBPS & 20MBPS.
  • Measured read & write speed of 38.7MBPS & 16.4MBPS
  • Belongs to Class: 10, UHS-I U1.
PROS (What we liked)
  • Low price.
  • Good performance.
CONS (What we didn’t like)
  • Is a standard SD card.
  • You can’t record 4K videos.
  • Is suitable only for everyday purposes.
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Frequently Asked Questions

1. What is an SD Card used for?

SD card is a small flash memory card that is used to enhance the storage capacity of different devices including smartphones, tablets, drones, cameras, camcorders, audio players etc. It is designed to enable you to store all your files including movies, videos, music, images and important documents in a small sized card.

2. Are TF and SD cards the same?

Trans Flash or TF card and micro SD cards have no difference in terms of their functions. Both can be used in place of the other to store files and documents. However, the SD card supports SDIO mode but a TF card does not.

3. How do I see what’s on my SD card?

In order to see what is on your SD card, you need to select the Apps icon to open your list of apps on the device. Go to ‘My Files’ whose icon resembles that of a folder. Find the SD card option, open it to see the details of your SD card along with the list of items stored in it.

Conclusion

The best SD cards are mentioned here, and you now have a bunch as to what you should look into while purchasing a memory card. Still, if confusion bothers you, here’s my opinion.

If you need to buy a card for professional purposes, it is advisable to go with HP 16GB Class 10 MicroSD
or with Lexar Professional 1000x UHS-II 32Gb variant. Both these SD cards are best in class.

Further, for ordinary purposes, either go for Samsung SDA pro+.

 

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