Tech review of Xiaomi RedMi 4X

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Main and additional circuit boards

Xiaomi RedMi 4X
Side 1
Side 2

Spare parts

and components
Charging port
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Microphone
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Characteristics

and Features

Features

Type Smartphone
OS Android 6.0.1 (Marshmallow)
SIM type/size Micro SIM + Nano SIM
SIM Dual SIM
Dimensions 139.2 x 70 x 8.7 mm (5.48 x 2.76 x 0.34 in)
Weight 150 g (5.29 oz)

Display

Display type IPS LCD
Size 5.0 inches
Resolution 720 x 1280 pixels, 16:9 ratio
PPI density 294
Protection Corning Gorilla Glass

Multimedia

Main camera 13 MP
Main camera Video 1080p, 30fps
Front (selfie) camera 5 MP
Front (selfie) camera Video ---
Audio MP3, AAC, WAV, WMA, FM-radio
Headphone jack Mini jack 3.5 mm

Network

Technology GSM/3G/4G LTE/ LTE-A Cat. 4/VoLTE
Bands Yes, Bands 1, 3, 5, 7, 8, 38, 39, 40, 41
Interfaces Wi-Fi 802.11, Bluetooth 4.2
Satellite navigation GPS with A-GPS, GLONASS, BDS

Processor and Memory

System on a chip Qualcomm MSM8940 Snapdragon 435
CPU Octa-core Cortex-A53 1.4 GHz
GPU Adreno 505
Internal memory 32 GB
RAM 3 GB
Card slot Micro SD, up to 128 GB (uses shared SIM slot)

Battery

Battery capacity Li-Po 4000 mAh
Charging port Micro USB 2.0
Battery model BM47

Other

Announced 2017, March

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Evgenii Kuzmin

Evgenii Kuzmin

Senior maintenance service and repair engineer

Based on our experience, we made a selection of the most common malfunctions of mobile devices and evaluated the difficulty of performing repairs for each of them. The final evaluation of the difficulty of the repair is the sum of all the parameters. This difficulty rating is also applicable for all models Xiaomi RedMi 4X released for markets in different countries.