Specification and features:
The Sony Xperia Z3 Tablet Compact works on Qualcomm Snapdragon 801 quad-core processor clocked at 2.5GHz and it has 3GB RAM, so you can experience the smooth and speedy performance while using it, which also boost by the dust and water proof, but the iPad mini has an A7 dual-core processor clocked at 1.3 GHz and paired with 1GB RAM. When compared to the both the Xperia Z3 Tablet Compact is good in performance. You can get this Xperia Z3 Tablet Compact in 16GB model but it doesn’t offer MicroSD slot but the iPad mini with Retina Display comes in 16-, 32-, 64-, and 128 GB.
Xperia Z3 Tablet Compact has an impressive battery life with 4500mAh battery, which offers 15 hours of video play back but the iPad mini has a Li-Po 6470mAh battery, which claims a 10-hour battery life in use.
The Xperia Z3 Tablet Compact is available with 4G LTE support and it also offers 11ac Wi-Fi, NFC and Bluetooth 4.0 LE and the iPad mini with Retina Display also offers same but it lacks in 802.11ac.
The Xperia Z3 Tablet Compact has an impressive tablet with 8.1Mp rear Camera and 2.2Mp front-facing camera, but the iPad mini with Retina Display has 5Mp rear camera and 1.2Mp front facing camera.
The Sony Xperia Z3 Tablet Compact runs Android 4.4.4 Kitkat, but the iPad mini runs with the iOS 8, sony includes some apps such as the Walkman app, PS4 Remote Play so you can experience the PS4 games on the tablet over WiFi with a DualShock 4 controller and optional GCM10 Game Control Mount.
The iPad mini with Retina Display comes with apps such as the iPhoto, iMovie, GarageBand and Pages for free.
So select your own gadget based on your need.