Xiaomi Redmi 4 (4X) Technical Specifications

5.0"

Screen size

2-4 GB RAM

Memory capacity

16GB/32GB/64GB storage, microSDXC

Storage capacity

1080p

Сamera resolution

13 MP

Camera sensor

4100 mAh Li-Po

Battery capacity

Full Specs:

Network

Specifications

Technology:	GSM / HSPA / LTE
2G bands:	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands:	HSDPA 850 / 900 / 1900 / 2100
4G bands:	1, 3, 5, 7, 8, 38, 39, 40, 41
Speed:	HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/100 Mbps

Launch

Specifications

Announced:	2017, May
Status:	Available. Released 2017, May

Body

Specifications

Dimensions:	139.2 x 70 x 8.7 mm (5.48 x 2.76 x 0.34 in)
Weight:	150 g (5.29 oz)
SIM:	Hybrid Dual SIM (Nano-SIM/ Micro-SIM, dual stand-by)
Build:	Glass front (Gorilla Glass), aluminum back, aluminum frame, plastic ends

Display

Specifications

Type:	IPS LCD
Size:	5.0 inches, 68.9 cm2 (~70.7% screen-to-body ratio)
Resolution:	720 x 1280 pixels, 16:9 ratio (~294 ppi density)
Protection:	Corning Gorilla Glass (unspecified version)

Platform

Specifications

OS:	Android 6.0.1 (Marshmallow), upgradable to 7.1.2 (Nougat), MIUI 11
Chipset:	Qualcomm MSM8940 Snapdragon 435 (28 nm)
CPU:	Octa-core 1.4 GHz Cortex-A53
GPU:	Adreno 505

Memory

Specifications

Card slot:	microSDXC (uses shared SIM slot)
Internal:	16GB 2GB RAM, 16GB 3GB RAM, 32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM,eMMC 5.1

Main Camera

Specifications

Single:	13 MP, f/2.0, PDAF
Video:	1080p@30fps
Features:	LED flash, HDR, panorama

Selfie camera

Specifications

Single:	5 MP, f/2.2
Video:	1080p@30fps

Sound

Specifications

Loudspeaker:	Yes
3.5mm jack:	Yes

Comms

Specifications

WLAN:	Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth:	4.2, A2DP, LE
GPS:	Yes, with A-GPS, GLONASS, BDS
NFC:	No
Radio:	FM radio
USB:	microUSB 2.0
Infrared port:	Yes

Features

Specifications

Sensors:	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass

Battery

Specifications

Type:	Li-Po 4100 mAh, non-removable
Talk time:	Up to 36 h (3G)
Stand-by:	Up to 432 h (3G)
Music play:	Up to 87 h

Misc

Specifications

Colors:	Black, Gold
Price:	About 110 EUR
Models:	2016060, 2016090, MAG138, MAE136, Redmi 4, Redmi 4X
SAR:	0.77 W/kg (head) 0.83 W/kg (body)

Tests

Specifications

Performance:	GeekBench: 1819 (v4.4) GFXBench: 5.1fps (ES 3.1 onscreen)
Display:	Contrast ratio: 915 (nominal), 2.920 (sunlight)
Camera:	Photo / Video
Loudspeaker:	Voice 64dB / Noise 70dB / Ring 72dB
Audio quality:	Noise -94.3dB / Crosstalk -94dB
Battery life:	Endurance rating 80h

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