Download Photo's from iCloud and Dropbox different.
When I download a photo from iCloud to my Windows 10 computer - the photo is downloaded as a JPG picture
777 KB 1536 x 2048 pixels
When I download the same photo from DropBox - it get
2,586 KB 3024 x 2032 pixels
See the same file size from Google Photos (yes I back up there as well - from the iPhone)
What is going on?
iPhone 7, iOS 10.2