By accident, factory data reset on wrong phone. Still possible to recover photos?
Yes you can try the following; 


Download and install Android Phone Recovery on your computer. Then connect your Android phone or tablet to computer. 
Run Data Recovery software for Android. Enable USB debugging on your device, the program will automatically identify your Android device, and then click “Start” to search for lost files.
After scanning, all found files will be listed. Preview and check to recover data after factory reset Android. 


More information can be found here