The SanDisk 64GB Extreme Pro MicroSDXC, the Samsung 128GB EVO Plus MicroSDXC, and the SanDisk 128GB MicroSDXC for Nintendo Switch all logged a top speed of 36 MB/s. The SanDisk 64GB Extreme MicroSD showed a slightly slower rate of 32 MB/s. All these cards also lasted more than five seconds in our RAW image burst test. SanDisk 128GB Ultra SDXC UHS-I Memory Card - Up to 140MB/s, C10, U1, Full HD, SD Card - SDSDUNB-128G-GN6IN dummy SAMSUNG EVO Select Micro SD-Memory-Card + Adapter, 512GB microSDXC 130MB/s Full HD & 4K UHD, UHS-I, U3, A2, V30, Expanded Storage for Android Smartphones, Tablets, Nintendo-Switch (MB-ME512KA/AM) Conclusion. The best choice for SD memory cards right now (Sept. 2014) appears to be the SanDisk Extreme SD 32GB — It’s fast and a good value at around $25. It’s also U3 (30MB/s) certified for 1080p HD and future-proofing you for 4K Ultra HD video cameras. When comparing the read speed of the SanDisk Ultra vs Extreme SD memory cards, you won’t find significant differences (120MB/s vs 150MB/s). It means that the transfer speed of the images from a memory card to a computer will be comparable. But, the gap in write speed between SanDisk Ultra vs Extreme is enormous (70MB/s vs 10MB/s Vay Tiền Nhanh Ggads.

is sandisk ultra or extreme better