Looking to beef up the local storage for your Eufy security camera system? You’ve come to the right place! Choosing the right micro SD card for Eufy security camera isn’t just about picking the biggest capacity; it’s about finding a reliable, durable card that can handle the constant demands of continuous recording and high-definition video. Your Eufy camera works tirelessly to protect your home, and its memory card needs to be just as resilient.
In this guide, we’ll dive into the top 5 micro SD cards that are perfectly suited for your Eufy setup. We’ll break down what makes each one stand out, look at their key features, pros, and cons, and even get a peek at what other users think. Let’s make sure your precious footage is always safe and sound!
1. SanDisk 256GB Ultra microSDXC UHS-I Memory Card

The SanDisk Ultra 256GB microSDXC card is a fantastic all-rounder, offering a generous storage capacity that’s ideal for extended recording sessions on your Eufy security camera. With 256GB, you can store weeks, if not months, of Full HD footage without needing to constantly offload data, giving you peace of mind. Its A1-rated performance means it’s also great for managing app data if you ever pop it into another device, ensuring smooth operation. For Eufy users, this card provides reliable storage that handles consistent video writes without a hitch.
Key Features:
– Compatible with Nintendo-Switch (NOT Nintendo-Switch 2)
– Ideal for Android smartphones and tablets, Chromebooks, and Windows laptops
– Up to a massive 1.5TB for TV show, movie, and Full HD video recording (this model is 256GB)
– Fast transfer speeds up to 150MB/s read
– A1-rated performance for faster app loading
– SanDisk Memory Zone app for file management
– Backed by a 10-year limited warranty
Pros:
– Ample 256GB capacity for extended video storage
– Fast read speeds make reviewing footage quick
– A1 app performance ensures smooth operation
– Reputable brand with a strong warranty
– Good value for capacity
Cons:
– Not specifically designed for high endurance video surveillance
– Write speeds aren’t explicitly highlighted, but sufficient for 1080p
– Might not be optimal for continuous 4K recording for very long periods
User Impressions:
Customers frequently praise the SanDisk Ultra for its excellent balance of speed, capacity, and affordability. Many report seamless performance in various devices, including dash cams and other home monitoring systems, noting its reliability and ease of use. It’s often chosen for its dependable nature for everyday recording needs.
2. SanDisk 128GB Ultra microSDXC UHS-I Memory Card

Sometimes, 128GB is just the sweet spot, offering plenty of local storage without breaking the bank. This 128GB SanDisk Ultra card is a popular choice for Eufy users looking for a reliable and efficient storage solution. It boasts impressive transfer speeds up to 140MB/s, meaning you can quickly pull off footage when you need to review an event. Its Class 10 and A1 ratings ensure it handles Full HD video recording and playback without a stutter, making it a great micro SD card for Eufy security camera systems that primarily record in 1080p.
Key Features:
– Compatible with Nintendo-Switch (NOT Nintendo-Switch 2)
– Ideal storage for Android smartphones and tablets
– Up to 128GB to store even more hours of Full HD video
– Up to 140MB/s transfer speeds for quick data movement
– A1-rated performance for faster app loading
– Class 10 for Full HD video recording and playback
Pros:
– Excellent balance of capacity and affordability
– Fast read speeds for quick footage review
– A1 and Class 10 ratings guarantee smooth video performance
– Reliable for Full HD video recording
– Energy-efficient for battery-powered cameras
Cons:
– May not be enough capacity for very long-term 24/7 continuous recording in higher resolutions
– Like its 256GB sibling, not explicitly “high endurance” rated for constant write cycles
– Actual transfer speeds can vary depending on the host device
User Impressions:
Users appreciate this card for its solid performance and consistent reliability across a range of devices. Many highlight its ease of use and its capability to handle Full HD video without issues, making it a go-to for daily recording tasks in security cameras and mobile devices alike.
3. Amazon Basics Micro SDXC Memory Card with Full Size Adapter (128GB)

The Amazon Basics 128GB Micro SDXC card proves that you don’t need to splurge to get quality storage for your Eufy cameras. This card stands out with its A2 speed class, which is even better than A1 for app performance – while not critical for Eufy cameras, it indicates robust underlying speed and responsiveness. More importantly for security camera use, it boasts excellent durability, being shockproof, waterproof (IPX6), temperature-proof, X-Ray-proof, and magnetic-proof. This robust construction makes it a resilient choice for outdoor Eufy cameras exposed to varying weather conditions.
Key Features:
– Compatible with smartphones, tablets, cameras, GoPro/action cameras, laptops, computers, DSLRs, drones, game consoles and more (not Nintendo Switch 2)
– High-quality storage for high-resolution photos, Full HD/4K videos, and other data
– Ultra-fast: Read speed up to 100MB/s, Write speed up to 60MB/s
– UHS, U3, Class 10 and A2 speed classes for optimal smartphone experience
– Lasting reliability: Shockproof, IPX6 waterproof, temperature-proof (-10° to 80°), X-Ray-proof and magnetic-proof
Pros:
– Excellent durability for harsh environments
– A2 speed class offers superior performance
– UHS-I U3 and Class 10 ensures smooth 4K and Full HD video recording
– Competitive pricing for a 128GB card
– Comes with a full-size SD adapter for versatility
Cons:
– Write speed (up to 60MB/s) is good but not the absolute fastest compared to some premium cards
– Generic branding might deter some users, though performance is solid
– Actual capacity available to user is slightly less due to formatting
User Impressions:
Customers are often surprised by the quality and performance of the Amazon Basics card, especially given its price point. Its durability features are frequently lauded, with many users reporting successful operation in outdoor cameras and other devices where reliability is key. It’s seen as a strong budget-friendly alternative.
4. GIGASTONE 128GB Micro SD Card 2-Pack, A1 V30 4K Video

Why buy one when you can get two? The Gigastone 128GB Micro SD Card 2-Pack offers incredible value, making it perfect if you have multiple Eufy cameras or want a spare. These cards are specifically rated V30, meaning they guarantee a minimum sustained write speed of 30MB/s, which is crucial for smooth 4K Ultra HD video recording and playback. With read/write speeds up to 95/40 MB/s, they handle high-resolution footage from your security cameras effortlessly. Plus, their robust construction makes them waterproof, shockproof, temperature-proof, and X-Ray proof, ensuring your data is safe no matter what.
Key Features:
– [4K Ultra HD] Read/Write up to 95/40 MB/s, ideal for 4K Ultra HD video displaying/recording
– [Compatibility] Storage for Camera, Security Camera, Action Camera, Sports Camera, Laptop, Tablet, PC, Smartphones
– [Environment] Waterproof, shockproof, temperature-proof and X-Ray proof
– [Support] Gigastone 5-year limited warranty
Pros:
– Fantastic value with a 2-pack offering
– V30 speed class guarantees minimum sustained write speed for 4K video
– Excellent durability for use in various conditions
– Good read and write speeds for security camera footage
– 5-year limited warranty provides peace of mind
Cons:
– Max write speed (40MB/s) is good but not the fastest available
– Less established brand compared to SanDisk, though highly rated
– A single card might be more than some users need for one camera
User Impressions:
Reviewers consistently praise the Gigastone 2-pack for its outstanding value and reliable performance. Users confirm its ability to handle 4K video recording smoothly in dash cams and action cameras, making it a strong contender for any security camera needing robust local storage and a good micro SD card for Eufy security camera. Its durability features also receive positive mentions.
5. SanDisk 128GB High Endurance Video MicroSDXC Card

When it comes to security cameras, endurance is everything. The SanDisk 128GB High Endurance Video MicroSDXC Card is specifically designed for the relentless demands of continuous video recording in devices like dash cams and home monitoring systems – making it an absolutely stellar choice as a micro SD card for Eufy security camera. Standard cards can wear out quickly from constant write/overwrite cycles, but this card is built to record for up to 10,000 hours with no worries. It’s also rigorously tested in harsh conditions, making it temperature-proof, waterproof, shockproof, humidity-proof, and magnet-proof. This is the card you want for ultimate peace of mind.
Key Features:
– Compatible with Nintendo-Switch (NOT Nintendo-Switch 2)
– Ideal for dash cams and home monitoring systems
– Designed for high endurance, recording up to 10,000 hours
– Built for and tested in harsh conditions: temperature proof, water proof, shock proof, humidity proof and magnet proof
– Save more videos with capacities up to 128GB
– Record and save more Full HD or 4K videos
Pros:
– Specifically designed for continuous video recording and surveillance
– Exceptional high endurance and durability
– Reliable performance for constant write cycles
– Weatherproof and robust for outdoor Eufy cameras
– Reputable brand known for quality
Cons:
– Read/write speeds might not be as blisteringly fast as some “Ultra” cards, but they are optimized for sustained recording
– Might be slightly pricier than non-high endurance cards of the same capacity
– 128GB might be limiting for extremely long 24/7 4K continuous recording without offloading
User Impressions:
This card receives overwhelming praise from users of security cameras and dash cams. Customers specifically highlight its reliability and longevity, mentioning that it holds up well under constant use where other cards have failed. It’s frequently recommended for its intended purpose: unwavering, long-term video surveillance.
Frequently Asked Questions (FAQ) About Eufy Security Camera Micro SD Cards
Q1: Why do I need a micro SD card for my Eufy security camera?
A1: A micro SD card provides local storage for your Eufy security camera, allowing you to save video recordings directly on the device. This is crucial for reviewing past events, ensuring continuous recording even if your internet is down, and avoiding reliance solely on cloud storage, which often comes with a subscription fee.
Q2: What capacity micro SD card should I get for my Eufy camera?
A2: The ideal capacity depends on your recording settings (Full HD vs. 2K/4K), recording frequency (event-based vs. continuous 24/7), and how long you want to retain footage. For event-based recording, 32GB to 64GB might suffice. For continuous recording, especially in higher resolutions, 128GB or 256GB is recommended to store several weeks or even months of footage before overwriting.
Q3: What “class” or “speed rating” should I look for?
A3: For reliable video recording, look for cards that are at least Class 10 and UHS Speed Class 1 (U1). If you plan to record in 2K or 4K, or require smoother performance, consider UHS Speed Class 3 (U3) or Video Speed Class V30. These ensure the card can write data fast enough to prevent dropped frames or recording interruptions.
Q4: Is “High Endurance” important for security camera micro SD cards?
A4: Absolutely! Security cameras are constantly writing data, which wears down standard micro SD cards over time. High Endurance cards are specifically designed with more robust flash memory to withstand thousands of write/erase cycles, making them much more reliable and long-lasting for continuous video surveillance applications like Eufy cameras.
Q5: Can I use any micro SD card in my Eufy camera?
A5: While many micro SD cards might physically fit, it’s highly recommended to use reputable brands and cards with appropriate speed ratings (Class 10, U1/U3, V30) and, ideally, a “High Endurance” designation. Using a cheap or low-quality card can lead to recording errors, corrupted footage, or premature card failure.
Q6: How do I install a micro SD card in my Eufy camera?
A6: The exact location varies by Eufy camera model. Typically, there’s a small rubber flap or panel that conceals the micro SD card slot. Power off your camera first, then carefully insert the card until it clicks into place. Once inserted, you’ll usually need to format the card via the Eufy Security app for optimal performance.
Q7: How often should I replace my micro SD card in a security camera?
A7: Even high endurance cards have a lifespan. For continuous 24/7 recording, it’s a good practice to consider replacing your card every 2-3 years, or sooner if you notice any performance issues or errors. Standard cards used for continuous recording might need replacement even more frequently. Regularly checking the card’s health if your camera or app supports it is also wise.
Choosing the right micro SD card for Eufy security camera setups doesn’t have to be complicated. By prioritizing high endurance, adequate capacity, and reliable brands, you can ensure your Eufy system always captures the footage you need, keeping your home safe and sound. Happy monitoring!



