Xiaomi
Xiaomi Redmi 3s

Xiaomi
Xiaomi Redmi 3x

Features
gyro, proximity, compass, barometer, Fingerprint (front-mounted), accelerometer
Accelerometer, gyro, proximity, compass
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Memory
No, UFS 2.0, 32GB 3GB RAM (Standard), 64GB 3GB RAM (Prime), 128GB 4GB RAM (Pro)
microSD, up to 256 GB (uses SIM 2 slot), 16 GB, 2 GB RAM, eMMC 5.1
32 GB, 2 GB RAM, eMMC 5.1, microSDXC (uses shared SIM slot)
Display
Corning Gorilla Glass 4, IPS LCD capacitive touchscreen, 16M colors, 1080 x 1920 pixels, 16:9 ratio (~428 ppi density), 5.15 inches, 73.1 cm2 (~73.1% screen-to-body ratio)
IPS LCD, 720 x 1280 pixels, 16:9 ratio (~294 ppi density), 5.0 inches, 68.9 cm2 (~71.1% screen-to-body ratio)
IPS LCD, 720 x 1280 pixels, 16:9 ratio (~294 ppi density), 5.0 inches, 68.9 cm2 (~71.1% screen-to-body ratio)
Battery
Non-removable Li-Po 3000 mAh battery, Fast charging 18W
Quick Charge 3.0
Non-removable Li-Ion 4100 mAh battery, Charging 10W
Charging 10W, Li-Ion 4100 mAh, non-removable
Selfie Camera
1080p@30fps, 4 MP, f/2.0, 1/3", 2µm
5 M, f/2.2, 1080p@30fps
1080p@30fps, 5 MP, f/2.2
Main Camera
16 MP, f/2.0, 1/2.8", 1.12µm, 4-axis OIS, PDAF, HDR, Dual-LED dual-tone flash, panorama, 4K@30fps, 1080p@30fps, 720p@120fps
LED flash, HDR, panorama, 1080p@30fps, 13 MP, PDAF, f/2.0
LED flash, HDR, panorama, 1080p@30fps, 13 MP, f/2.0, PDAF