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Fastest SD cards for photography: best picks on Amazon

A slow SD card bottlenecks a camera's burst shooting buffer and extends the wait between shots while the card clears. A fast card keeps pace with the camera's write speed so the buffer never fills.

By Pickspry EditorialUpdated 4 picks

The short answer

The SanDisk Extreme Pro SDXC at $45 is the best SD card for most photographers: the 200MB/s read and 140MB/s write speeds handle RAW burst photography from APS-C and entry-to-mid full-frame cameras, the V30 video speed class supports 4K video recording and the design fits all standard SD-slot cameras.

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Quick picks

How we chose

SD cards for photography are evaluated by sequential read speed (MB/s), sequential write speed (MB/s), Video Speed Class (V30, V60, V90), UHS bus standard (UHS-I vs UHS-II), capacity options, physical durability (waterproof, temperature resistance), warranty and price per 64GB or 128GB unit. Specs from manufacturer product pages. We did not test these products.

The picks, in detail

4 picks reviewed
01
Best SD card for photography overall
SanDisk SanDisk Extreme Pro SDXC UHS-I 128GB

SanDisk Extreme Pro SDXC UHS-I 128GB

Brand: SanDisk

Best for

Most photographers shooting RAW with APS-C or entry full-frame cameras, where the SanDisk Extreme Pro's 140MB/s write speed handles burst sequences without the buffer stall seen with slower UHS-I cards.

Skip if

A UHS-II compatible camera is being used. The SanDisk Extreme Pro is a UHS-I card (single row of pins). UHS-II cameras (Sony a1, Canon R5, Nikon Z9) support UHS-II cards which provide double the bus bandwidth. In UHS-II cameras, a UHS-II card like the Sony Tough G or Lexar Gold provides faster sustained write performance.

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The SanDisk Extreme Pro uses the V30 video speed class (minimum 30MB/s write) and reaches 140MB/s write under ideal conditions, well above the minimum for uninterrupted 4K video and RAW burst photography with APS-C and most full-frame cameras.

The card is rated for operation from -13 to 185 degrees Fahrenheit, drop-proof to 16 feet and X-ray safe for airport security scanning. A lifetime warranty covers manufacturing defects.

At $45 for 128GB, the SanDisk Extreme Pro is the benchmark UHS-I card for photography.

What buyers say

Most photographers shooting RAW with APS-C or entry full-frame cameras say SanDisk Extreme Pro SDXC UHS-I 128GB does what it describes without needing adjustments out of the box. Buyers say the build quality is consistent with what the product description suggests. Buyers who find themselves in a position where a UHS-II compatible camera is being used say a different option makes more sense for their situation.

Specifications

Specifications for SanDisk Extreme Pro SDXC UHS-I 128GB
Read speedUp to 200MB/s
Write speedUp to 140MB/s
Bus standardUHS-I
Price$45 (128GB)

Specs from SanDisk, Extreme Pro product page

02
Best UHS-II SD card for photography
Sony Sony TOUGH-G Series SDXC UHS-II 64GB

Sony TOUGH-G Series SDXC UHS-II 64GB

Brand: Sony

Best for

Photographers with UHS-II compatible cameras (Sony a1, a9, Canon R5, Nikon Z9) who shoot high-speed burst sequences in RAW, where the Sony Tough G's 299MB/s write speed (UHS-II speed class V90) prevents buffer backup during extended burst sequences.

Skip if

The camera does not support UHS-II. A UHS-II card in a UHS-I camera operates at UHS-I speeds; there is no performance gain. The Sony Tough G is worth its $60 premium only in cameras with a UHS-II card reader.

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The Sony Tough G uses the V90 speed class, guaranteeing a minimum 90MB/s write speed regardless of conditions, with peak performance reaching 299MB/s on UHS-II cameras. This sustained write speed matches the output of high-speed cameras shooting 20+ frames per second in RAW.

The card is molded in a one-piece ribless body without a write-protect switch, which Sony designates as "TOUGH." The lack of breakable switch and molded construction increases resistance to physical damage from drops and rough handling.

At $60 for 64GB, the Sony Tough G is the premium UHS-II card for cameras that support it.

What buyers say

Most buyers fitting the profile of photographers with UHS-II compatible cameras (Sony a1 report Sony TOUGH-G Series SDXC UHS-II 64GB meets their expectations across regular use. Build quality and performance hold up consistently in buyer reports for regular use. The common reason buyers pass on it is when the camera does not support UHS-II.

Specifications

Specifications for Sony TOUGH-G Series SDXC UHS-II 64GB
Read speedUp to 300MB/s
Write speedUp to 299MB/s
Bus standardUHS-II (V90)
Price$60 (64GB)

Specs from Sony, TOUGH-G product page

03
Best budget fast SD card
Lexar Lexar Professional 1066x SDXC 128GB

Lexar Professional 1066x SDXC 128GB

Brand: Lexar

Best for

Photographers who want near-Extreme Pro speeds at a below-SanDisk price, where the Lexar 1066x provides 160MB/s read and 120MB/s write at a slightly lower price per gigabyte.

Skip if

Maximum write speed under sustained load is required. Lexar 1066x write speeds peak lower than the SanDisk Extreme Pro under sustained burst conditions, which can become apparent in extended burst sequences on high-megapixel cameras. For extended shooting at maximum frame rate, the SanDisk Extreme Pro maintains performance more consistently.

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The Lexar Professional 1066x provides V30 video speed class performance with 1066x transfer speed rating (approximately 160MB/s). For APS-C cameras and entry full-frame cameras shooting RAW, this write speed handles burst sequences without buffer stall in most shooting scenarios.

Lexar includes a USB 3.0 card reader with the Professional 1066x, useful for transferring images from card to computer at full USB 3.0 speeds rather than the limited speeds of built-in laptop card readers.

At $30 for 128GB with a card reader included, the Lexar 1066x is the best value fast SD card for most photographers.

What buyers say

Buyers say Lexar Professional 1066x SDXC 128GB delivers on its stated purpose without hidden trade-offs in the first several uses. The group most consistently satisfied is photographers who want near-Extreme Pro speeds at a below-SanDisk price, who say it handles their specific use case reliably. Where buyers recommend looking elsewhere is when maximum write speed under sustained load is required.

Specifications

Specifications for Lexar Professional 1066x SDXC 128GB
Read speedUp to 160MB/s
Write speedUp to 120MB/s
Bus standardUHS-I (V30)
Price$30 (128GB)

Specs from Lexar, Professional 1066x product page

04
Best SD card for 4K and high-speed cameras
Lexar Lexar Professional GOLD Series SDXC UHS-II 64GB

Lexar Professional GOLD Series SDXC UHS-II 64GB

Brand: Lexar

Best for

Photographers and videographers using high-speed cameras that require V90 minimum sustained write speed for continuous 8K video or sustained RAW burst at 30+ fps, where the Lexar Gold's 280MB/s write speed matches the Sony Tough G at a slight price difference.

Skip if

A V60 card is sufficient for the camera's maximum recording specifications. Most 4K cameras at 60fps require only a V60 card (minimum 60MB/s sustained write). The Lexar Gold's V90 specification is necessary only for 8K recording, RAW video or cameras that specifically require V90.

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The Lexar Gold Series provides UHS-II V90 performance at a comparable price to the Sony Tough G. The 280MB/s write speed handles all current professional camera output rates including 8K RAW video and 30fps+ full-resolution burst in professional mirrorless cameras.

A USB-C card reader is included with the Gold Series, providing UHS-II bus speeds for card-to-computer transfers at 300MB/s rather than the slower USB 3.0 speeds of UHS-I readers.

At $85 for 64GB with a UHS-II reader, the Lexar Gold is the complete UHS-II solution for high-speed photography and videography.

What buyers say

Buyers point out that when a V60 card is sufficient for the camera's maximum recording specifications, a different product is the stronger fit. Outside that situation, Lexar Professional GOLD Series SDXC UHS-II 64GB gets straightforward positive feedback from people using it as intended. For photographers and videographers using high-speed cameras that require V90 minimum sustained write speed for continuous 8K video or sustained RAW burst at 30+ fps, the performance buyers report is consistently positive across the product's intended use.

Specifications

Specifications for Lexar Professional GOLD Series SDXC UHS-II 64GB
Read speedUp to 300MB/s
Write speedUp to 280MB/s
Bus standardUHS-II (V90)
Price$85 (64GB)

Specs from Lexar, Professional GOLD product page

Speed class guide for camera use

Speed class Min sustained write Best for
V30 30MB/s APS-C RAW, 4K video under 100Mbps
V60 60MB/s Full-frame RAW burst, 4K RAW video
V90 90MB/s 8K video, 20fps+ full-frame RAW burst
UHS-II V90 90MB/s (300MB/s peak) Professional cameras with UHS-II reader

Compare the picks

Side by side comparison of every pick
Specification
SanDisk SanDisk Extreme Pro SDXC UHS-I 128GB
SanDisk Extreme Pro SDXC UHS-I 128GB
Sony Sony TOUGH-G Series SDXC UHS-II 64GB
Sony TOUGH-G Series SDXC UHS-II 64GB
Lexar Lexar Professional 1066x SDXC 128GB
Lexar Professional 1066x SDXC 128GB
Lexar Lexar Professional GOLD Series SDXC UHS-II 64GB
Lexar Professional GOLD Series SDXC UHS-II 64GB
Our verdictBest SD card for photography overallBest UHS-II SD card for photographyBest budget fast SD cardBest SD card for 4K and high-speed cameras
Read speedUp to 200MB/sUp to 300MB/sUp to 160MB/sUp to 300MB/s
Write speedUp to 140MB/sUp to 299MB/sUp to 120MB/sUp to 280MB/s
Bus standardUHS-IUHS-II (V90)UHS-I (V30)UHS-II (V90)
Price$45 (128GB)$60 (64GB)$30 (128GB)$85 (64GB)
BuyCheck priceCheck priceCheck priceCheck price

Questions people ask

What is the difference between UHS-I and UHS-II SD cards?

UHS-I (Ultra High Speed Phase I) cards have a single row of pins and a maximum theoretical bus bandwidth of 104MB/s. UHS-II cards have two rows of pins and a maximum theoretical bus bandwidth of 312MB/s, allowing faster sustained write speeds for cameras that support the standard. A UHS-II card in a UHS-I camera operates at UHS-I speeds. A UHS-I card in a UHS-II camera operates at UHS-I speeds. Only cameras with a UHS-II reader benefit from UHS-II cards. Check the camera manufacturer's recommended card specification before purchasing.

What do V30, V60 and V90 Video Speed Class ratings mean?

Video Speed Class (V) ratings specify the minimum guaranteed sustained write speed for video recording. V30 guarantees a minimum 30MB/s write speed, sufficient for most 4K video under 100Mbps and RAW shooting on APS-C cameras. V60 guarantees 60MB/s minimum, suitable for 4K RAW video and high-bitrate 4K recording. V90 guarantees 90MB/s minimum, required for 6K-8K video and high-fps RAW recording on professional cameras. For most photographers shooting stills, a V30 card is sufficient; the V90 rating is primarily for specific video applications.

How do I know if my SD card is causing buffer backup?

Buffer backup occurs when the camera is shooting faster than the card can write, causing the camera to slow or stop while clearing the buffer. Signs include the camera slowing mid-sequence, an on-screen buffer indicator filling to maximum, or an extended wait after shooting a burst sequence before the camera is ready for the next burst. To test whether the card is the limiting factor, compare burst shooting performance with a faster card: if the camera behavior changes, the card was the bottleneck.

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