{"id":6449,"date":"2025-10-03T14:21:04","date_gmt":"2025-10-03T14:21:04","guid":{"rendered":"https:\/\/tuttodigitale.net\/mobiletech\/?p=6449"},"modified":"2025-10-03T14:21:04","modified_gmt":"2025-10-03T14:21:04","slug":"micro-sd-classe","status":"publish","type":"post","link":"https:\/\/tuttodigitale.net\/mobiletech\/micro-sd-classe\/","title":{"rendered":"MicroSD: Guida alle classi di velocit\u00e0"},"content":{"rendered":"<p>As of 2025, microSD cards (including class ratings) continue to follow standards set by the SD Association. The common speed classes relevant in 2025 for microSD cards include:<\/p>\n<ul>\n<li>Speed Class (Class 2, 4, 6, 10): Indicates minimum sustained write speed in MB\/s (e.g., Class 10 guarantees minimum 10 MB\/s).<\/li>\n<li>UHS Speed Class (U1, U3): Higher speed classes for Ultra High Speed interface, with U3 meaning minimum 30 MB\/s sustained write.<\/li>\n<li>Video Speed Class (V6, V10, V30, V60, V90): Designed for high-quality video recording, V30 or higher is common for 4K and even 5K video.<\/li>\n<li>Application Performance Class (A1, A2): Indicates performance in app usage scenarios, relevant to smartphones and tablets.<\/li>\n<\/ul>\n<p>High-capacity microSD cards are now commonly available up to 2TB, with announcements for even higher capacities (4TB and 8TB cards) expected around 2025.<\/p>\n<p>Popular and reliable microSD cards in 2025, like the SanDisk Extreme microSDXC, feature Class 10, UHS Speed Class 3 (U3), and Video Speed Class 30 (V30) ratings, supporting 4K and 5K UHD video with read speeds over 200 MB\/s and write speeds up to 140 MB\/s. Similarly, Lexar&#8217;s Professional Silver Plus microSDXC cards offer capacities from 128GB up to 1TB with U3, V30, and A2 app performance ratings, making them suitable for 4K video capture and demanding tasks <sup class='quote-ref' data-quote='1'>[1]<\/sup> <sup class='quote-ref' data-quote='2'>[2]<\/sup> <sup class='quote-ref' data-quote='5'>[5]<\/sup>.<\/p>\n<p>In the marketplace, typical microSD cards labeled as &quot;Class 10&quot; are still standard for decent performance, but for 2025 usage\u2014especially for 4K video recording, drones, and gaming\u2014a card with UHS Speed Class 3 (U3) and Video Speed Class 30 (V30), or higher, is recommended <sup class='quote-ref' data-quote='3'>[3]<\/sup> <sup class='quote-ref' data-quote='5'>[5]<\/sup>.<\/p>\n<p>In summary, &quot;micro SD classe 2025&quot; generally refers to microSD cards adhering to these speed classes and capacities, optimized for high-speed data transfer and heavy multimedia use with up to 2TB or more capacity available soon, along with multiple speed class certifications to help choose the right card for specific device needs. Always buy from reputable brands and dealers to avoid fakes <sup class='quote-ref' data-quote='1'>[1]<\/sup> <sup class='quote-ref' data-quote='5'>[5]<\/sup>.<\/p>\n<script>const sources = [[1,\"https:\/\/www.youtube.com\/watch?v=HtgIHfqQiC8\",\"Explaining SD Cards: 2025 Update - YouTube\",\"SD cards explained -- including their capacity types, speed classes, application classes, and bus interfaces. Video covers the latest SDUC cards and SD Express, and also includes comparative tests of UHS-I, UHS-II and SanDisk Quickflow UHS-I cards. As noted in the video, I personally always purchase SanDisk SD and microSD cards, and usually the Extreme PRO models. The cards I currently use are available from Amazon as follows: 256GB SanDisk Extreme Pro UHS-I card: Amazon US:...\"],[2,\"https:\/\/www.nytimes.com\/wirecutter\/reviews\/best-sd-card\/\",\"The 4 Best SD Cards of 2025 | Reviews by Wirecutter\",\"After extensive research and testing, we've found the best SD card for use in digital cameras or other devices.\"],[3,\"https:\/\/www.kingston.com\/en\/blog\/personal-storage\/memory-card-speed-classes\",\"A Guide to Speed Classes for SD and microSD Cards - Kingston ...\",\"What speed class does a SD card and microSD card to work with a given device? We break down the speed requirements and what they mean to help you choose the right card for camera, camcorders, drones, 360-degree cameras, action cams and more.\"],[4,\"https:\/\/www.engadget.com\/computing\/accessories\/best-microsd-card-130038282.html\",\"The best microSD cards in 2025 - Engadget\",\"We, Engadget, are part of the Yahoo family of brandsThe sites and apps that we own and operate, including Yahoo and AOL, and our digital advertising service, Yahoo Advertising.Yahoo family of brands. If you do not want us and our partners to use cookies and personal data for these additional purposes, click 'Reject all'. If you would like to customise your choices, click 'Manage privacy settings'. You can change your choices at any time by clicking on the 'Privacy &amp; cookie settings' or...\"],[5,\"https:\/\/www.zdnet.com\/article\/best-microsd-card\/\",\"The best microSD cards of 2025: Expert tested - ZDNet\",\"We went hands-on with the best microSD cards from SanDisk, Lexar, ProGrade, and more to help you pick the right storage option based on your recording needs.\"],[6,\"https:\/\/en.wikipedia.org\/wiki\/SD_card\",\"SD card - Wikipedia\",\"The SD card specification defines three physical sizes. The SD and SDHC families are available in all three sizes, but the SDXC and SDUC families are not available in the mini size, and the SDIO family is not available in the micro size. Smaller cards are usable in larger slots through use of a passive adapter. SD (SDSC), SDHC, SDXC, SDIO, SDUC 32 mm \u00d7 24 mm \u00d7 2.1 mm (1+17\u204464 in \u00d7 15\u204416 in \u00d7 5\u204464 in) 32 mm \u00d7 24 mm \u00d7 1.4 mm (1+17\u204464 in \u00d7 15\u204416 in \u00d7 1\u204416 in) (as thin as MMC) for Thin SD (rare)...\"],[7,\"https:\/\/pcworx.ph\/collections\/memory-card\",\"MICRO SD - pcworx\",\"Free Nationwide Shipping minimum spend 2k\"],[8,\"https:\/\/www.sdcard.org\/developers\/sd-standard-overview\/speed-class\/\",\"Speed Class - SD Association\",\"SD Standard for Video Recording There are wide discrepancies in memory access speed depending on the SD memory card manufacturer and brand. Varying speeds make it difficult to make out which card can surely record streaming contents.Recording video require a constant minimum write speed to avoid \u2018frame drop\u2019 during recording for a smooth playback. The... Read more \u00bb\"],[9,\"https:\/\/www.androidpolice.com\/best-microsd-cards\/\",\"Best microSD cards for Android devices in 2025\",\"Get all the extra storage you need for your Android device with these microSD cards\"]];<\/script>\n","protected":false},"excerpt":{"rendered":"<p>As of 2025, microSD cards (including class ratings) continue to follow standards set by the SD Association. The common speed classes relevant in 2025 for microSD cards include: Speed Class (Class 2, 4, 6, 10): Indicates minimum sustained write speed in MB\/s (e.g., Class 10 guarantees minimum 10 MB\/s). UHS Speed Class (U1, U3): Higher &#8230; <a title=\"MicroSD: Guida alle classi di velocit\u00e0\" class=\"read-more\" href=\"https:\/\/tuttodigitale.net\/mobiletech\/micro-sd-classe\/\" aria-label=\"Per saperne di pi\u00f9 su MicroSD: Guida alle classi di velocit\u00e0\">Leggi tutto<\/a><\/p>\n","protected":false},"author":859,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[847],"tags":[],"class_list":["post-6449","post","type-post","status-publish","format-standard","hentry","category-tecnologia-di-archiviazione"],"_links":{"self":[{"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/posts\/6449","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/users\/859"}],"replies":[{"embeddable":true,"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/comments?post=6449"}],"version-history":[{"count":1,"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/posts\/6449\/revisions"}],"predecessor-version":[{"id":17718,"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/posts\/6449\/revisions\/17718"}],"wp:attachment":[{"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/media?parent=6449"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/categories?post=6449"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/tags?post=6449"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}