Screen:

IPS LCD capacitive touchscreen, 16M colors.
1080 x 2280 pixels, 19: 9 ratio (~ 403 ppi density).
Multitouch Yes
Corning Gorilla Glass Protection (unspecified version)

Main Camera:
12 MP, f / 1.9, 1 / 2.55 ", 1.4µm, double pixel PDAF
5 MP, f / 2.0, 1.12µm, depth sensor
Dual LED flash, HDR, panorama
1080p video @ 30 fps

Selfie Camera:
20 MP, f / 2.0
2 MP, depth sensor.
HDR Features
1080p video @ 30 fps

Processor:
Qualcomm SDM636 Snapdragon 636 (14nm).
Octa-core 1.8 GHz Kryo 260.

Memory:
64GB, 4GB RAM
MicroSD, up to 256 GB (uses SIM 2 slot)

Battery:
Non-removable Li-Po 4000 mAh battery