General characteristics ZTE Blade A31 declared by the manufacturer. The high-resolution pictures of the motherboard and electronic components.


Experienced tech specialist


Technical review ZTE Blade A31

Main and additional circuit boards ZTE Blade A31

Side 1
Side 2
Characteristics
Features
Type
Smartphone
OS
Android 11
SIM type/size
Nano SIM
SIM
Dual SIM
Dimensions
140 x 71 x 8.9 mm (5.51 x 2.80 x 0.35 in)
Weight
166 g (5.86 oz)
Display
Display type
IPS LCD
Size
5.45 inches
Resolution
720 x 1440 pixels, 18:9 ratio
PPI density
295
Protection
---
Multimedia
Main camera
8 MP
Main camera Video
720p, 30fps
Front (selfie) camera
2 MP
Front (selfie) camera Video
---
Audio
MP3, AAC, WAV, FM-radio
Headphone jack
Mini jack 3.5 mm
Network
Technology
GSM/ 3G/ 4G/ LTE
LTE
Yes, FDD: band 1, 2, 3, 5, 7, 8, 20, 28, 38
Interfaces
Wi-Fi 802.11n, Bluetooth 4.2, NFC
Satellite navigation
GPS with A-GPS, GLONASS
Processor and Memory
System on a chip
Unisoc SC9863A
CPU
Octa Core 4x Cortex-A55 1.6 GHz & 4x Cortex-A55 1.2 GHz
GPU
IMG8322
Internal memory
32 GB
RAM
2 GB
Card slot
Micro SD, up to 128 GB (dedicated slot)
Battery
Battery capacity
Li-Ion 3000 mAh
Charging port
Micro USB 2.0
Other
Announced
2021, July

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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 ZTE Blade A31 released for markets in different countries.



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