For motion-activated cameras in low-traffic zones, you can stretch that to more hours on the same card size. Camera compatibility also matters. Many older or cheaper models max out at 64 GB.

CFexpress cards may be faster than the traditional SD format, but the larger, faster memory card type typically isn’t cheap. During a one-day-only deal, however, B&H is cutting $200 off a 1TB ...

The big question is how much a 4TB UHS-1 SD card will cost. Given the 1TB versions of the same card retail for around $140, you’re probably looking at $600 or more for a 4TB version.

Classic SD cards use a Class (C) number along with a figure representing their continuous writing speed—for example, a C4 card writes at 4MBps. In UHS-I cards, this figure is given with a U ...

These features make V30 SD cards ideal for DSLR cameras, drones, action cameras, and other similar devices. If you use a card with a lower speed than V30 for 4K recording, you could experience ...