Best SD Cards For Raspberry Pi 4 Model B
Expert recommendations based on Raspberry Pi 3 Model B+ specifications
Recommended Spec
microSD (Class 10 / U1 or faster)
Opt for an A1-rated microSD for seamless Raspberry Pi performance, which translates to quicker boot times and snappier app launches. This results in an overall more enjoyable and responsive computing experience.
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#1 Top Pick for Raspberry Pi 3 Model B+
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Official Raspberry Pi 3 Model B+ SD Card Requirements
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Format: microSD
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Minimum Speed: Class 10 / U1 (10 MB/s write)
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App Performance: A1 (Required for OS/Apps)
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Maximum Capacity: Up to No official limit
Why these requirements? The Raspberry Pi 3 is less powerful than newer models, but its performance still benefits from a fast card. A Class 10 card is the minimum for a usable experience. An A1-rated card is recommended as it provides a noticeable boost in OS responsiveness, especially when launching applications or booting up.
Detailed Specifications
Type
microSD
Min Speed Class
Class 10 / U1
Write Speed
10 MB/s
Recommended Size
16GB, 32GB
Max Capacity
No official limit
Top SD Card Recommendations
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| SD Card | Verified | Speed Class | Write Speed | Pros | Price |
|---|---|---|---|---|---|
SanDisk Ultra microSD
Full Review
|
V10 | Up to 20 MB/s |
|
$ Check Price | |
Kingston Canvas Select Plus
Full Review
|
V10 | Up to 85 MB/s |
|
$ Check Price |
Compare These Cards
Open in full compare toolSee how the recommended cards for Raspberry Pi 3 Model B+ stack up side by side, or swap in any other card.
budget
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SanDisk Ultra microSD
$ · Budget- UHS RatingUHS-I
- Speed ClassV10
- App PerformanceA1
- Read SpeedUp to 195 MB/s
- Write SpeedUp to 20 MB/s
- EnduranceStandard
Available Capacities32GB, 64GB, 128GB, 256GB, 512GB, 1024GB, 1500GB
Pros
- Cheap
- reliable
- huge capacities available.
Cons
- Too slow for 4K video.
budget
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Kingston Canvas Select Plus
$ · Budget- UHS RatingUHS-I
- Speed ClassV10
- App PerformanceA1
- Read SpeedUp to 100 MB/s
- Write SpeedUp to 85 MB/s
- EnduranceStandard
Available Capacities32GB, 64GB, 128GB, 256GB, 512GB
Pros
- Ultra-affordable lifetime warranty.
Cons
- Not V30 rated. Avoid for 4K.
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SanDisk Ultra microSD
The SanDisk Ultra microSD is a high-volume budget pick offering read speeds up to 195 MB/s for quick transfers and app loading. Its lighter write performance and V10 rating make it better suited to photos and everyday storage than sustained 4K video.
Target User:
Budget-conscious smartphone and tablet users who want fast file transfers without 4K video demands
Best For:
Smartphones & Tablets, Dash Cams, Drones
Upgrade to the SanDisk Extreme microSD if you need V30-rated write speeds for 4K video; stick with the Ultra for photos and casual use where price is the priority.
Kingston Canvas Select Plus
The Kingston Canvas Select Plus offers an excellent budget option for everyday users who require reliable storage and a durable microSD card. With a read speed of up to 100 MB/s and a write speed of up to 85 MB/s, it provides a seamless user experience. The ultra-affordable lifetime warranty adds extra peace of mind for users who plan to use the card extensively.
Target User:
Budget-conscious content creators and mobile device users
Best For:
Smartphones & Tablets, Action Cameras, Dash Cams
Consider the Canvas Select Plus over other budget options if you prioritize high performance and durability. The Canvas Select Plus delivers impressive speeds while offering an incredible value for the price, making it a great choice for those who want a reliable and affordable microSD card.
Featured Products on Amazon
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Kingston Canvas Go Plus 128GB microSD Card | Up to 200MB/s | Class 10, UHS-I, U3, V30, A2 | SDCG4/128GB
$Check Price
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Kingston Canvas Go Plus 64GB microSD Card | Up to 200MB/s | Class 10, UHS-I, U3, V30, A2 | SDCG4/64GB
$Check Price
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SANDISK 128GB Extreme microSD UHS-I Card - Up to 245MB/s Read Speed and 120MB/s Write Speed, 5.3K Video, 4K UHD Video, high-Performance for Action cams, Drones, Android Devices - SDSQXH9-128G-GZ6MA
$Check Price
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Frequently Asked Questions
What SD Card Do I Need for Raspberry Pi 3 Model B+?
The Raspberry Pi 3 Model B+ requires a microSD card with Class 10 / U1 speed rating for reliable performance. We recommend 32GB capacity as the sweet spot balancing storage capacity with affordability. The device supports up to No official limit, though most users find 32GB sufficient for daily use. Always choose from trusted brands like SanDisk, Lexar, or Kingston to ensure consistent performance and avoid data loss.
Do I need a fast card for the Raspberry Pi 3?
Yes, a Class 10 card is the minimum you should use. While the Pi 3 is not as fast as a Pi 4 or 5, using a slow, non-rated card will result in a very sluggish and frustrating user experience. An A1-rated card is the best value for performance.
Is Class 10 / U1 required for Raspberry Pi 3 Model B+?
Yes, Class 10 / U1 is recommended for Raspberry Pi 3 Model B+. It guarantees a minimum sustained write speed of 10 MB/s, which is necessary for stable recording without dropped frames or errors.
What storage capacity should I get for Raspberry Pi 3 Model B+?
We recommend 16GB or 32GB cards. A 16GB card is good for typical use, with No official limit as the maximum supported capacity. Larger sizes are useful if you shoot frequently and want to minimize card swaps.
Can I use older or slower cards with Raspberry Pi 3 Model B+?
Not recommended. Cards slower than Class 10 / U1 may cause dropped frames, corrupted files, or recording failures. Always use Class 10 / U1 minimum for reliability.
Does the brand matter for Raspberry Pi 3 Model B+?
Yes, trusted brands like SanDisk, Lexar, and Kingston are recommended. Quality brands have better reliability and warranty support. Avoid unknown brands, especially for demanding devices.
What happens if I use the wrong card with Raspberry Pi 3 Model B+?
Using cards slower than Class 10 / U1 can cause: dropped frames during recording, corrupted files, or complete recording failure. Stick to Class 10 / U1 minimum to avoid data loss.
How long will an SD card last with Raspberry Pi 3 Model B+?
Quality SD cards typically last 3-5 years with normal use. Replace your card if you experience read/write errors, corrupted files, or if it's been dropped or exposed to extreme conditions.