How to Recover Deleted Contacts on iPhone 6 plus?

The iPhone 6 Plus runs the iOS 8.0 out of the box and can be upgraded to the latest iOS build. This mobile OS has been powered with a 64-bit dual-core 1.4GHz Apple A8 system-on-chip codenamed Cyclone teamed with quad-core PowerVR GX6450 GPU for graphics support. A new M8 motion processor aids the mobile chipset to estimate various outside world measurements with reference to speed, elevation, atmospheric, pressure and more.
The Cyclone mobile chipset makes use of only 1GB of RAM to open all the apps quickly and enable the overall user experience smooth. Apple has used a 5.5-inch Retina LED-backlit display which is based on the IPS LCD panel with 1080 1920 pixel resolution and offers crisp 401PPI pixel density. There is an oleophobic coating on the screen in order to avoid the fingerprints from getting easily accumulated.

Method to Recover Contacts from iphone 6 plus:

The iPhone Data Recovery is of convenient and efficient, it can quickly scan your contacts then recover them from iPhone directly and extract and recover your iPhone contacts from backup file,and it can also recover others on iPhone 6 Plus including messages,videos,photos,notes,etc.

More info:

How to Recover Deleted Contacts from iPhone 7/7 Plus

How to Permanent Delete iPhone Data on Mac