A:AnswerDefinitely. I use the card in my Nikon camera and instead of using the Nikon WMU app to transfer the photos to Google Photos on my HP Laptop computer, I just insert the card into the computer and upload the photos using File Explorer. Much faster.
A:AnswerCompletely depends on the resolution of your photos. File size can range from under 1MB to over 6-8MB per photo depending on the quality of your photos. It will still hold a LOT of even high-res photos.
A:AnswerNo, iPhones don't have expandable storage. If you want something to back up your phone I recommend using the cloud or getting a hardrive they are not that expensive and allows you you save alot.
A:AnswerI have used 32 gig mini on a Motorola net10 phone(NET10 is a trackphone) your phone must have a space for a card. Check your manual for size requirement, and location to install it.
A:AnswerThe write and read is always going to be different on the disk. But the most important thing to know, is how fast can your camera “write” on the disk. You can buy the fastest disk, but if your camera can only write at certain speed then it’s not going to make a whole lot of difference what the speed is on the disk.