31 Best 8GB SD Cards for Under $20

8GB SD cards provide a practical way to increase storage space for modern devices, offering a balance of capacity and affordability. Our detailed comparison evaluates the most dependable options on the market, helping you select a card that meets your particular requirements.

As an Amazon Affiliate, we earn through qualified purchases.

Reviews

Garmin 8GB MicroSD Card with SD Adapter

The 8GB microSD card from Garmin brings much-needed storage space to your GPS device, letting you save plenty of maps, music, and data without worrying about running out of room. Its versatile design includes both a microSD card and a compatible SD adapter, so you can use it with any device that has a microSD port. The low-power adapter performs efficiently while keeping your device running smoothly.

HME 8GB SD Card

These 8GB SD cards, designed specifically for trail cameras, prove versatile enough for digital photography, camcorders, and GPS devices. The included protective cases give your valuable data the safeguarding it deserves, while the two-pack format keeps your backup costs low.

Centon S1-MSDHU1 8GB MicroSDHC Card with Adapter

This microSDHC card brings 8GB of storage to your phone or tablet with speedy UHS-I performance. At just 0.1 inches thick, it installs easily alongside your device's original memory. The included adapter turns it into a standard SD card, making it compatible with most cameras and devices that accept SD storage.

Moultrie 8GB SD Memory Card

This durable 8GB SD card gives your Moultrie game camera plenty of room to grow, seamlessly uploading and managing files without quality loss. The convenient write-protect switch keeps your data safe from accidental changes, while its SDHC compatibility means it'll work in any compatible device. Users love its reliability and performance, though you'll want to budget for its slightly higher price point compared to generic options.

Gigastone 8GB Micro SD Card

This reliable micro SD card delivers high-endurance performance for demanding video applications, with a lifespan 10 times longer than standard cards. The 8GB MLC memory provides consistent 80MB/s read speeds and Full HD video support, while advanced durability features protect your recordings from harsh environments. Whether you're capturing drone footage or surveillance footage, this card combines superior speed and reliability with robust protection against water, shock, and extreme temperatures.

Ohaus 30303533 8GB Micro SD Card

This reliable Micro SD card from Ohaus brings 8GB of storage to your devices, perfect for storing thousands of photos, videos, and documents. The card's compact design lets you carry it easily between your laptop, camera, and phone, while its durable build quality handles water, shock, and extreme temperatures. With fast read and write speeds, you'll enjoy swift file transfers and smooth performance for all your data needs.

GigaRam 8GB microSDHC Card

This reliable 8GB microSDHC card delivers consistent performance with read speeds up to 65MB/s and writes at 25MB/s, while its Class 10 rating ensures fast data transfer for demanding applications. The single-pack configuration makes it a practical choice for users needing a compact storage solution without the bulk of multi-card packages.

INDMEM 8GB SD Card

This 8GB SD card from INDMEM brings solid performance to your photography and videography needs, thanks to its reliable Class 10 speed rating and 80MB/s read speeds. The built-in error correction ensures your important photos and videos stay intact, while its SDHC compatibility means it'll work with pretty much any camera out there. Whether you're capturing family memories or professional footage, this card delivers the stability and speed you need for Full HD video.

SanDisk 8GB microSDHC Memory Card

The SanDisk microSDHC 8GB card packs plenty of storage into an incredibly compact package, making it perfect for photographers, video enthusiasts, and anyone who needs reliable memory they can trust. Compatible with Class 2 SD 2.00 specifications, this card delivers fast performance without the bulk of larger alternatives. While it's essential to check your device's specific requirements before purchasing, cardophiles have praised its durability, ease of use, and consistent reliability across multiple devices.

Transcend TS8GUSDHC10 8GB Class 10 MicroSDHC Card

This reliable microSDHC card from Transcend delivers the performance you'd expect from a Class 10 card, with speeds that exceed its rating while maintaining the durability you'd expect from premium storage solutions. The 8GB capacity might feel limiting for some, but its compact size and fast transfer rates make it perfect for quick file transfers and backup needs. Compatible with a wide range of devices including cameras and Raspberry Pi projects, this card proves its worth through consistent performance and solid build quality.

Emtec 8GB Secure Digital Memory Card

When you're out shooting photos or recording videos, the last thing you want is a memory card that craps out - that's why the 8GB EMTEC SD card is such a great pick. Built tough enough to handle whatever your camera or phone dishes out, this little card glides into your device and starts working faster than you can say "SD technology standard. " Thousands of happy users agree - it's a solid choice that'll give you plenty of space for your digital treasures without breaking the bank.

Centon MP Essential SDHC Card

This SDHC card from Centon delivers reliable storage for your photos and videos with its 8GB capacity and Class 10 speed rating. The compact card measures just 0.1 x 3.5 x 5.5 inches and features robust protection against extreme temperatures, X-rays, and water.

Duracell 3-in-1 8GB MicroSD Card

This versatile 8GB microSD card from Duracell serves as a reliable memory upgrade for both smartphones and cameras, thanks to its compatible SD adapter. The high-capacity card efficiently stores thousands of photos while ensuring easy data transfer between devices. While some users have noted performance variations between classes 4, 8, and 10, many appreciate its dependable functionality across multiple devices.

8GB VerbatimmicroSDHC Card

This versatile microSDHC card from Verbatim brings big storage and reliable performance to your mobile devices. The 8GB card lets you capture full 1080p video and high-res photos, while its UHS-I interface gives you quick read speeds of up to 30MB/s. The water-, shock-, and temperature-proof design means your memories are protected whether you're shooting in the field or just carrying your phone around town.

Edge Proshot 8GB SDHC Class 10 Memory Card

This ultra-fast SDHC memory card from EDGE brings serious storage power to your photography and video projects, with enough room for thousands of high-res images and lengthy videos. The Class 10 rating zips through file transfers at 10MB/s, while a handy write-protect switch keeps your data safe from accidental modifications. Whether you're a pro shooting weddings or a hobbyist capturing family moments, this reliable 8GB card has you covered for all your digital storage needs.

Gigastone GS-2IN1C1008G-R Class 10 UHS-1 microSDHC Card & Adapter

MicroSDHC cards offer an excellent way to expand storage on modern devices, and the Gigastone 8GB model proves particularly handy with its dual functionality as both a microSDHC card and SD adapter. The Class 10 rating and 48 MB/s transfer speeds ensure quick data access and reliable performance for both casual users and professionals, while the water-resistant design adds a practical layer of protection for outdoor or wet environments. Users appreciate its straightforward setup and reliable performance across multiple devices.

Team Class 10 8GB MicroSDHC Card

This 8GB microSDHC card delivers speedy performance, providing 20MB/s read and 16MB/s write speeds that make file transfer a breeze. At just 1.1cm tall and 1.5cm wide, it's incredibly compact, taking up barely 10% of the space of a standard SD card while offering reliable storage for all your photos, videos, and audio files. The card's compatibility with SDHC and MiniSDHC devices means it works seamlessly with cameras, phones, and other gear, giving your mobile multimedia setup a major upgrade.

Swissbit SFSD008GL2AM1TO-I-5E-22P-STD 8GB Industrial SD Card

These industrial-grade SD cards deliver exceptional performance and reliability in extreme environments, featuring robust error correction and preformatted file systems for seamless compatibility with a wide range of devices. Operating from -40° to 85°C with a nominal 3.3V supply, they combine high-speed S-56 specifications with the durability needed for harsh conditions.

8GB SDHC Memory Card Fit0393

The tiny yet mighty 8GB SD/MicroSD card from this brand packs serious performance into a ruggedly reliable package. With read speeds zooming along at 24MB/s and UHS-1 capabilities for smooth Full HD video capture, it handles today's demanding digital needs with ease. Built tough enough to survive water, extreme temperatures, magnets, and X-rays, this compact memory solution gives your precious photos and videos serious protection without adding bulk to your setup.

8GB SDHC Memory Card

This SD/microSD memory card brings serious storage to your projects with its 8GB capacity. The built-in SD adapter makes it super-versatile, working with both SD and microSD devices – perfect for mixing old and new hardware. Format it once and it's ready to use right out of the box with Adafruit's projects, though keep in mind some very old setups might not recognize the SDHC format.

8GB V7 SDHC Card

This reliable 8GB SDHC memory card brings peace of mind to your digital storage needs with its built-in error correction and content protection features. The included SD adapter makes it incredibly versatile for both professional and personal use, while the card's durability shines through in real-world applications like digital cameras and video equipment. With solid performance and excellent value, it's a practical choice that works great in everything from phone memory expansions to professional photo shoots.

SanDisk Ultra 8GB SDHC Class 10 Memory Card

This SanDisk memory card packs an impressive 8GB of storage in a durable package that can handle drops, water, and extreme temperatures. With read speeds up to 40MB/s, it handles Full HD videos and continuous shooting without breaking a sweat. The built-in write-protect switch keeps your photos and videos safe, while the included adapter lets you use this SDHC card in any modern camera or computer.

SanDisk 8GB SDHC Card

Whether you're snapping photos with your point-and-shoot camera or recording full HD videos with your camcorder, this SanDisk card gives you the space and speed you need. At 8GB, it's not the biggest, but it's perfect for those who prefer to keep their files organized and their memory cards manageable. Thanks to its durable design, you can take it from the coldest winter morning to the hottest summer day without worrying about damage from water, shock, or extreme temperatures.

Wintec 8GB SDHC Card for HD Video and Professional Photography

This high-speed SDHC card lets you shoot photos and video at pro levels, with speedy writes that clear your camera's buffer in a flash. The 8GB capacity gives you plenty of room for raw files and HD footage, though some users have reported compatibility issues that can crop up. Overall, it's a solid choice for anyone needing reliable, fast storage that can handle demanding shooting sessions.

Gigastone 8GB SD Card

This Gigastone SD card delivers blazing fast 80 MB/s performance, making it perfect for capturing and transferring Full HD videos without hesitation. Built tough enough to survive drops, water, extreme temperatures, and even X-rays, it's designed to protect your precious memories safely. Backed by top-tier German engineering and tested rigorously for compatibility with all major camera brands including Canon, Nikon, Sony, and Panasonic, you get a reliable storage solution that keeps up with your demands.

8GB Micro SD Card

This 8GB micro SD card brings essential storage upgrades to your devices, from cameras to smartphones. The black card handles everything from high-res photos to video recordings with reliable performance. Its compact size and generous capacity solve common storage woes without breaking the bank.

SanDisk 8GB Industrial MicroSD Card

The SanDisk Industrial 8GB microSD card delivers rock-solid performance in the most demanding environments, from industrial machinery to professional-grade security systems. Built to survive extreme temperatures, harsh vibrations, and water damage, it outlasts standard cards with its advanced error correction and wear-leveling technology. The included multi-slot reader makes it incredibly versatile, working with SD, microSD, M2, and MS cards for seamless data transfer between devices.

V7 VAMSDH8GCL4R-1N 8GB MicroSD Card

The 8GB microSDHC card from V7 packs serious storage into an incredibly compact form factor, letting you carry thousands of photos and videos around in something smaller than your little finger. The included SD adapter makes it a breeze to swap between devices, whether you're using it in your phone, camera, or computer. With its speedy read/write rates and built-in error correction, this little card feels like premium quality in every way - except maybe the price, which manages to be both extremely reasonable and surprisingly reliable.

Stealth Cam 8GB SD Card

Secure your memories with this dependable SanDisk SDHC card, featuring reliable write protection and blazing fast data transfers. With 8GB of storage, you'll have plenty of room for photos and videos – and the label on the card makes keeping track of your files a breeze. Whether you're snapping pictures with a point-and-shoot camera or monitoring wildlife with a trail cam, this versatile card delivers the performance you need.

Centon 8GB SDHC Card

The Centon 8GB SDHC card offers plenty of storage space for both photos and videos, with reliable read and write speeds that make it practical for everyday use. Most users appreciate its compatibility with various devices like cameras, computers, and media players, though some have reported issues with formatting and recognition. The built-in note space on the card's bottom edge proves handy for quick labeling, helping users keep track of their important files.

HME 8GB SD Memory Card

This reliable 8GB SD memory card from Country Trails delivers professional-grade performance for your outdoor photography needs. The plug-and-play design makes it a breeze to switch between shots, while its SD association compliance ensures flawless compatibility with your favorite camera. The included storage case keeps your card safe and organized in the field.

Buyer's Guide

The 8GB SD card represents one of the smaller storage capacities available for this popular memory format, offering a balance of capacity and affordability for various applications. Understanding the key aspects of SD cards helps in selecting one that meets specific needs while providing reliable performance.

Capacity and Size

At 8GB, this card delivers a significant amount of storage for its class, suitable for storing thousands of photos, short videos, and basic documents. The physical size remains small and compatible with most SD card readers and devices that support the format.

Performance and Speed

Performance varies by model, with some 8GB cards offering Class 10 or U1 speeds. While not the fastest options, these cards provide adequate read and write speeds for most consumer applications, including digital photography and basic video editing.

File System Compatibility

Modern 8GB SD cards typically use the FAT32 file system, which is compatible with a wide range of devices and operating systems. However, older systems or cameras may have limitations, so checking compatibility before purchase ensures smooth operation.

Build Quality and Protection

Since 8GB cards contain less memory, manufacturers sometimes use more robust materials in their construction. Look for cards with metal edges, watertight sealing, and shock resistance, which provide peace of mind for everyday use.

FAQ

What is an 8GB SD card?

An 8GB SD card is a type of flash memory storage device that uses Secure Digital (SD) technology. SD cards are commonly used in digital cameras, smartphones, and other electronic devices for storing photos, videos, and other data.

The "8GB" capacity means the card can store 8 gigabytes of data, which is sufficient for around 3,000 photos or 10 HD videos, depending on their quality.

What are the main benefits of an 8GB SD card?

8GB SD cards offer a cost-effective solution for basic storage needs, particularly when space requirements are minimal. They are ideal for devices with limited storage capacity or when budget is a primary concern.

These cards provide reliable data storage with speeds up to Class 10, ensuring quick read and write operations for most consumer applications.

What devices can use 8GB SD cards?

8GB SD cards are compatible with a wide range of devices, including most digital cameras, older smartphones, and some tablets. They work with SD card slots that support SDHC (Secure Digital High Capacity) format.

Some newer devices may not accept 8GB SD cards due to stricter requirements for higher-capacity cards, so always check your device's specifications before purchasing.

How long does an 8GB SD card last?

With proper use and storage, an 8GB SD card can last for years, though exact longevity depends on factors like write cycles, data retention requirements, and the quality of the card.

Many high-quality 8GB SD cards come with warranties of 5-10 years, though actual lifespan may vary based on usage patterns.

What should I look for when buying an 8GB SD card?

When selecting an 8GB SD card, prioritize brand reputation, class rating (speed), and write protection options. Consider the physical durability rating and whether the card includes a protective casing.

Check for compatibility with your specific device, as not all 8GB cards work in all SD slots, especially in newer devices that require higher capacity cards.

Can I expand the capacity of my 8GB SD card?

8GB SD cards are the maximum capacity available in standard SD format. If you need more storage, consider purchasing a card with a higher capacity or exploring memory card options that support larger sizes, such as SDXC cards.

Some devices offer SD adapter cards that can read higher-capacity SDHC and SDXC cards, giving you access to larger storage solutions while maintaining compatibility with your existing 8GB cards.