{"id":3881,"date":"2025-12-09T07:33:22","date_gmt":"2025-12-09T07:33:22","guid":{"rendered":"https:\/\/www.cameraegg.org\/camerareview\/?p=3881"},"modified":"2025-12-09T07:33:46","modified_gmt":"2025-12-09T07:33:46","slug":"best-memory-card-for-panasonic-lumix-s1-ii","status":"publish","type":"post","link":"https:\/\/www.cameraegg.org\/camerareview\/best-memory-card-for-panasonic-lumix-s1-ii\/","title":{"rendered":"Best Memory Card for Panasonic Lumix S1 II"},"content":{"rendered":"
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Choosing the right memory card for your Panasonic Lumix S1 II isn’t just about storage; it’s about unlocking the camera’s full, incredible potential. This hybrid powerhouse boasts stunning 6K Open Gate video, C4K\/4K 120p, and rapid burst shooting, generating massive data streams that demand storage that can keep pace. I\u2019ve personally put numerous cards through their paces, and for the S1 II, the Lexar Professional CFexpress Type B DIAMOND Series stands out as the ultimate performer. This guide will cut through the noise, ensuring you pick the perfect card to capture every moment with confidence and reliability, whether you’re a professional videographer or a dedicated stills photographer.<\/p>\n<\/div>\n\n

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Our Top Picks at a Glance<\/h2>\n
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\n Best Overall<\/span>\n Lexar Professional CFexpress Type B DIAMOND Series<\/strong>\n Unrivaled speed for 6K RAW.<\/span>\n Check Price at Amazon<\/a>\n <\/div>\n
\n Best Value<\/span>\n ProGrade Digital Cobalt CFexpress 2.0 Type B<\/strong>\n Pro-level performance without compromise.<\/span>\n Check Price at Amazon<\/a>\n <\/div>\n
\n Budget Pick<\/span>\n SanDisk Extreme PRO SD UHS-II V90<\/strong>\n Reliable, fast SD for diverse needs.<\/span>\n Check Price at Amazon<\/a>\n <\/div>\n <\/div>\n<\/div>\n\n

Best Memory Cards for Panasonic Lumix S1 II: Detailed Reviews<\/h2>\n\n
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\ud83c\udfc6 Best Overall<\/div>\n

Lexar Professional CFexpress Type B DIAMOND Series View on Amazon<\/a> View on B&H<\/a><\/h3>\n
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Best For:<\/span> 6K RAW video, extreme burst photography<\/div>\n
Key Feature:<\/span> VPG400 certification for sustained performance<\/div>\n
Rating:<\/span> \u2605\u2605\u2605\u2605\u2605<\/span><\/div>\n <\/div>\n

For those pushing the Panasonic Lumix S1 II to its absolute limits, the Lexar Professional CFexpress Type B DIAMOND Series is, without a doubt, the best overall choice. Boasting incredible read speeds of up to 1900MB\/s and write speeds of up to 1700MB\/s, with a remarkable sustained write speed of 1600MB\/s, this card is built for uncompromised performance. It’s VPG400 certified, guaranteeing a minimum sustained write speed of 400MB\/s, which is absolutely crucial for seamless 6K RAW and high-bitrate 4K video recording without dropped frames. I\u2019ve found this card to be an absolute workhorse, clearing the camera’s buffer almost instantly, making high-speed burst photography a dream even with the S1 II’s impressive 70fps capabilities. Its robust construction also gives peace of mind during demanding shoots. While it’s a premium investment, the reliability and speed it offers are unparalleled for professional workflows.<\/p>\n

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\ud83d\udc8e Best Value<\/div>\n

ProGrade Digital Cobalt CFexpress 2.0 Type B View on Amazon<\/a> View on B&H<\/a><\/h3>\n
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Best For:<\/span> Demanding 6K, 5.1K, 4K 120p video codecs<\/div>\n
Key Feature:<\/span> High sustained write speed (1400 MB\/s)<\/div>\n
Rating:<\/span> \u2605\u2605\u2605\u2605\u2606<\/span><\/div>\n <\/div>\n

For serious videographers and photographers who need top-tier performance without the absolute highest price tag, the ProGrade Digital Cobalt CFexpress 2.0 Type B card delivers exceptional value. This card offers impressive read speeds of up to 1700 MB\/s and write speeds of up to 1500 MB\/s, with a guaranteed minimum sustained write speed of 1400 MB\/s. This consistent performance is vital for handling the S1 II’s demanding 6K, 5.1K, and 4K 120p video codecs, preventing any frustrating frame drops during critical shoots. While newer CFexpress 4.0 cards exist, the Cobalt 2.0 series often provides more than enough speed for the S1 II’s current capabilities at a more attractive price point. ProGrade Digital cards are known for their reliability and rigorous testing, ensuring that your valuable footage is safe. I\u2019ve personally used these cards extensively and can attest to their rock-solid performance in high-stress situations.<\/p>\n

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\ud83d\udcb0 Budget Pick<\/div>\n

SanDisk Extreme PRO SD UHS-II V90 View on Amazon<\/a> View on B&H<\/a><\/h3>\n
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Best For:<\/span> High-resolution stills, backup, many 4K video modes<\/div>\n
Key Feature:<\/span> V90 speed class for guaranteed minimum write speed<\/div>\n
Rating:<\/span> \u2605\u2605\u2605\u2605\u2606<\/span><\/div>\n <\/div>\n

While the Lumix S1 II shines with CFexpress, its SD UHS-II slot is incredibly versatile, and the SanDisk Extreme PRO SD UHS-II V90 is the perfect companion for this slot. This card delivers blazing read speeds of up to 300MB\/s and write speeds up to 260MB\/s (some capacities reaching 300MB\/s write), with a guaranteed minimum sustained write speed of 90MB\/s (V90). This makes it ideal for capturing high-resolution still images, continuous burst shooting, and most 4K video recording modes up to 600Mbps. It\u2019s also an excellent choice for a reliable backup or overflow solution, ensuring you never miss a shot. SanDisk’s reputation for durability and data recovery software inclusion adds significant value, making it a smart, affordable choice for the S1 II’s secondary slot. While some users have reported thermal issues with SanDisk CFexpress cards in Lumix cameras, the SD cards are generally well-regarded and perform exceptionally.<\/p>\n

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\u2b50 Premium Choice<\/div>\n

Angelbird AV PRO CFexpress Type B MK2 View on Amazon<\/a> View on B&H<\/a><\/h3>\n
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Best For:<\/span> Professional 6K, 8K, 12K+ RAW video production<\/div>\n
Key Feature:<\/span> Stable Stream\u2122 technology for uninterrupted recording<\/div>\n
Rating:<\/span> \u2605\u2605\u2605\u2605\u2605<\/span><\/div>\n <\/div>\n

Angelbird has carved out a reputation for creating high-performance, rock-solid memory cards, and their AV PRO CFexpress Type B MK2 series is a top-tier premium choice. These cards are engineered for the most demanding professional video and photo workflows, offering impressive sustained write speeds that ensure no dropped frames, even when capturing demanding 6K, 8K, and even 12K+ RAW footage. With maximum read speeds of 1785 MB\/s and write speeds of 1550 MB\/s, and a minimum sustained write speed of 1300 MB\/s (the XT version goes even higher at 1480 MB\/s sustained), these cards are truly built to perform. Angelbird’s Stable Stream\u2122 technology ensures uninterrupted read and write performance throughout the card\u2019s capacity, with thermal protection to prevent overheating. If you’re looking for the utmost reliability and performance for your S1 II, especially in a production environment, an Angelbird AV PRO CFexpress MK2 card is an investment that pays dividends in peace of mind.<\/p>\n

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\ud83d\udc4d Also Great<\/div>\n

Lexar Professional 2000x SDXC UHS-II View on Amazon<\/a> View on B&H<\/a><\/h3>\n
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Best For:<\/span> Fast-action stills, high-quality 4K video, reliable secondary storage<\/div>\n
Key Feature:<\/span> Excellent real-world performance for UHS-II slot<\/div>\n
Rating:<\/span> \u2605\u2605\u2605\u2605\u2606<\/span><\/div>\n <\/div>\n

The Lexar Professional 2000x SDXC UHS-II card is another fantastic option for the Lumix S1 II’s secondary SD slot, offering excellent performance and reliability. With maximum read speeds of up to 300MB\/s and write speeds up to 260MB\/s, and a V90 speed class, this card is perfectly capable of handling the demands of high-resolution stills and high-quality 4K video. I’ve used these cards extensively in various cameras, including Lumix models, and they consistently deliver. They’re particularly adept at clearing the camera’s buffer quickly during extended burst shooting, which is crucial for sports or wildlife photographers. While not a CFexpress card, its performance far exceeds standard UHS-I SD cards, making it a highly competent choice for the S1 II’s versatile SD slot, whether for stills, overflow, or even as your primary card for less demanding video codecs. It’s a solid, dependable performer from a trusted brand.<\/p>\n

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Buying Guide: How to Choose Memory Cards for the Lumix S1 II<\/h2>\n
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Navigating the world of memory cards for a high-performance camera like the Panasonic Lumix S1 II can feel overwhelming, but understanding a few key factors will make your decision much clearer. The S1 II is a beast, capable of generating immense data, especially with its 6K Open Gate video, 4K 120p, and high-speed burst photography. This means you can’t just grab any old card; you need something that can keep up without causing frustrating buffer delays or dropped frames. Prioritizing speed and sustained performance is paramount, particularly for the CFexpress Type B slot. Don’t forget that storage capacity also plays a crucial role \u2013 constantly swapping cards can disrupt your creative flow. Price expectations vary wildly between CFexpress and SD cards, but investing in quality here saves headaches down the line.<\/p>\n

Key Factors<\/h3>\n