The SanDisk Extreme is only $20 more right now, and is worth every stinking penny over the Ultra. The Ultra is a crap card, and really never worth it. Far better cards are almost always just a little more expensive.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)
SanDisk Extreme vs. Ultra: 8 Must-Know Facts. Both SanDisk Extreme and SanDisk Ultra are products from Western Digital, a leading manufacturer of memory cards and card readers. SanDisk Extreme is an upgrade of SanDisk Ultra and possesses more capabilities and versatility than the latter.
SanDisk 256GB Extreme PRO UHS-I SDXC Memory Card. B&H # SA256GBEPSD MFR # SDSDXXD-256G-ANCIN. 115 Reviews. Key Features. 256GB Storage Capacity. UHS-I / V30 / U3 / Class 10. Max Read Speed: 200 MB/s. Max Write Speed: 140 MB/s. 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. y900XQ.