Why not try the excellent data transfer software – Phone Transfer?
Download and install Phone Transfer on your computer by clicking on the corresponding download button above. Choose "Phone to Phone Transfer" on the main interface after the installation.
Step 2 Connect Both Android Phones to PC
Then, prepare for two USB cables for your Android phones. Then, connect your Android devices to the computer via USB cables. Make sure that the source Android is listed on the left side and the destination one on the right. Tap "Flip" if they are on the wrong place.
Note: Even the latest Android devices like Samsung Galaxy S7/S7 Edge/S6 Edge/S6/S5, Galaxy Alpha/A8/A9, Galaxy Note 5/Note 4/Note 3, HTC One M9+/M9/M8, LG, Sony and more.
Step 3 Transfer WhatsApp Data from Old Android to New One
Choose "App Data (Root)" in the interface and click on "Start Transfer". You will get a popup saying that Phone Transfer will root your Android temporary and when the transfer process is done, the root will be removed automatically. Just confirm the root request and move on.
With that, the WhatsApp photos, videos, audio and chat history on Android WhatsApp will be transferred to our new Android. Besides, Facebook Messengers, Skype, Twitter, Duolinguo and Subway Surfers other app data can be transferred from Android to Android with Phone Transfer.