{"product_id":"cfexpress-4-0-type-b-256gb-memory-card-high-speed-3900mb-s-read","title":"CFexpress 4.0 Type B 256GB Memory Card - High-Speed 3900MB\/s Read","description":"\u003cp\u003eIn this review the Nextorage CFexpress 4.0 Type B 256GB card is evaluated as a versatile, high-speed media option for photographers and videographers who need fast transfers and reliable endurance. The single biggest reason to consider this card is its class-leading sequential read and write profile, which makes large file transfers and high frame-rate shooting practical. Our review focuses on real-world use, compatibility notes, and the balance of performance and value offered by a Japanese company with a long history designing memory for imaging gear.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eJapanese engineering pedigree:\u003c\/strong\u003e Designed by former Sony engineers, the card is built for sustained reliability across creative and entertainment workflows.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCFexpress 4.0 support:\u003c\/strong\u003e The card implements the CFexpress 4.0 standard for higher throughput and is backward compatible with CFexpress 2.0 host devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh read speeds:\u003c\/strong\u003e With a maximum read rate of up to 3,900MB\/s, large files move to storage drives quickly during offloads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong write capability:\u003c\/strong\u003e The card offers up to 2,000MB\/s max write and a minimum sustained write of 400MB\/s at 256GB, supporting burst stills and high-resolution video up to 8K 30fps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete package:\u003c\/strong\u003e The product ships with a dedicated protective case and a downloadable Memory Card File Rescue utility for data recovery assistance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe Nextorage 256GB CFexpress Type B is best for hybrid shooters who capture large RAW stills and high-bitrate video, including those working toward 8K 30fps workflows or lengthy continuous shooting sessions. It suits professionals and advanced enthusiasts who value fast offload speeds and a brand with a camera-focused engineering background.\u003c\/p\u003e\n\u003cp\u003eCasual users who only shoot occasional JPGs or low-resolution video may find the card overkill and could save money with lower-tier media. Also check camera compatibility carefully, since CFexpress 4.0 is backward compatible but not every host device supports the latest standard.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExceptional raw transfer performance thanks to a 3,900MB\/s maximum read speed for fast offloads.\u003c\/li\u003e\n\u003cli\u003eSolid write performance up to 2,000MB\/s and a guaranteed 400MB\/s sustained write at 256GB for reliable video capture.\u003c\/li\u003e\n\u003cli\u003eBuilt by a Japan-based team with long experience in camera media, giving confidence in durability and design.\u003c\/li\u003e\n\u003cli\u003eIncludes a protective case and Memory Card File Rescue download as useful extras.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome customers reported mixed write or read experiences, so performance can vary by host device and workflow.\u003c\/li\u003e\n\u003cli\u003eA higher-end card may be more than needed for casual photographers with modest file sizes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e256GB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003eCFexpress 4.0 (backward compatible with CFexpress 2.0)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum read speed\u003c\/td\u003e\n\u003ctd\u003e3,900MB\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum write speed\u003c\/td\u003e\n\u003ctd\u003e2,000MB\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum sustained write (256GB)\u003c\/td\u003e\n\u003ctd\u003e400MB\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage includes\u003c\/td\u003e\n\u003ctd\u003eCard, dedicated protective case, Memory Card File Rescue (download)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Nextorage CFexpress 4.0 Type B 256GB card is a strong value for photographers and videographers who need fast read and dependable write performance for 8K and burst shooting. Backward compatibility and the engineering lineage make it a sensible choice for users who want speed and reliability without chasing the very top tier of niche models.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this card work in my CFexpress 2.0 camera?\u003c\/strong\u003e\u003cbr\u003eYes, the CFexpress 4.0 standard is backward compatible with CFexpress 2.0 host devices, but confirm your camera firmware supports the card.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs 256GB enough for 8K video?\u003c\/strong\u003e\u003cbr\u003eIt can handle short to moderate 8K 30fps clips and long burst stills, but long continuous 8K recording sessions may require multiple cards or larger capacities.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the package include software or a case?\u003c\/strong\u003e\u003cbr\u003eYes, the card ships with a dedicated protective case and access to Memory Card File Rescue as a download bonus.\u003c\/p\u003e","brand":"Nextorage","offers":[{"title":"Default Title","offer_id":48671515246811,"sku":"B0DM1C2K2K","price":189.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71PhROa7DXL._AC_SL1067.jpg?v=1778630902","url":"https:\/\/gearmusthave.com\/products\/cfexpress-4-0-type-b-256gb-memory-card-high-speed-3900mb-s-read","provider":"GearMustHave","version":"1.0","type":"link"}