Apple introduced the iPad mini 4 along with the iPad Pro at its event in Californina. It sports the same 7.9-inch Retina display with 2048 x 1536 resolution and is equipped with Apple's AX8 chip with M8 motion co-processor, comapred to A7 chip in iPad mini 2 and iPad mini 3. There is also the Touch ID fingerprint sensor. It comes in Silver, Gold and Space Grey colors

Apple iPad mini 4 specifications

• 7.9 inch Retina Display with 2048×1536 resolution, Fingerprint-resistant Oleophobic coating
• A8X chip with 2nd gen 64-bit architecture and M8 motion coprocessor
• 2GB RAM 
• 16GB/64GB/128GB on-board storage
• 8-megapixel iSight 1080p camera
• 1.2-megapixel HD front-facing camera
• 4G LTE (Optional), Wi‑Fi (802.11a/​b/​g/​n); dual channel (2.4GHz and 5GHz) and MIMO, Bluetooth 4.0 
• iOS 9 
• 19.1-watt-hour rechargeable lithium-polymer battery