Vivo Z3i comes with Android 8.1 (Oreo) Os, 6.3 inches IPS LCD display and 1080 x 2280 pixels resolution + 400 ppi density, It has Blue and Pink color, Dual SIM (Nano-SIM, dual stand-by) Slot supports 2G, 3G and 4G LTE network.
The Smartphone has Dual: 16MP + 2MP autofocus rear camera having geo-tagging, touch focus, face detection features and 24MP front camera for selfie experience.
Vivo Z3i has Octa-core 2.2 GHz Cortex-A53 processor, MediaTek Helio P60 (MT6771) Chipset and Mali-G72 MP3 GPU.
It has 6GB and 128GB internal Storage and up to 256GB micro SD card slot. It brings Bluetooth 4.2, A2DP, LE + microUSB 2.0 and 3.5 mm Audio jack.
Here is Li-lon 3315 mAh Non-Removable battery with fast charging support.
The Smartphone has Fingerprint (rear-mounted), accelerometer, proximity and compass sensors.