Understanding the exact speed requirements is the key to choosing the right option for your devices and functionality. Full HD (1920x1080), 4K UHD (3840x2160), and 6K (6144x3160) video support may vary based upon host device, file attributes and other factors. Robin Trygg is one of Sweden’s most well-known adventurers and he trusted Kingston memory products to support him in documenting two expeditions to Mount Everest. You’d also be wearing out devices before their usable lifetime, so we use speed-tracking software instead.

microSD card V60 (256GB) - tested for full size SD card

Not all cards are the same, with a ridiculously complex system of specs and standards out there, plus fake cards and some really poor performers, but we’re here to steer you in the right direction and make sure that you find the right card for your device. Both the V60 and V90 SD cards come in various storage capacities to suit different user requirements. The latest UHS-III standard is faster still, with speeds of up to 624MB/sec in both directions simultaneously, while the SD Express standard takes this up to a staggering 985MB/sec.By checking the box, you acknowledge Western Digital's Privacy Statement and agree to receive communication from Western Digital that includes newsletters, updates, and promotions related to Western Digital's products. Though we are concerned with the video speed classes, we will also attempt to understand other classes.

SD cards for 2023: top memory cards for your camera The best SD cards for 2023: top memory cards for your camera

Understanding the exact requirements concerning speed that your device supports will go a long way in helping you choose the best options. To help you pick the best SD card for your needs, below is the key information to help you make your decision.Despite being rated faster than the Lexar 1000x, the Lexar Professional 1066x actually uses the slower UHS-I interface. The Speed Class rating was the original system and is denoted by a “C” followed by a number (10, 6, 4, or 2).