Umidigi A3

Operating System
Operating System
Google Android
Screen
Screen
139.7 mm, 5.5 inch
CPU
CPU
MediaTek MT6739
RAM
RAM
mobile (LP) DDR3 SDRAM
Main Camera
Main Camera
12.6 MP
Battery
Battery
3300 mAh

Umidigi A3 Prices


Umidigi A3 Key Specifications


Brand
UMI
Model
Umidigi A3
Category
Smartphones
Price
79.99 USD
Released Date
2018-10-01
Announcement Date
2018 Sep
Operating System
Google Android
OS Version
Google Android 8.1 (Oreo)
CPU
MediaTek MT6739
Graphics Processor
IMG PowerVR GE8100
RAM
mobile (LP) DDR3 SDRAM
Main Camera
12.6 MP
Screen
139.7 mm, 5.5 inch
Pixel Density
293 PPI
Resolution
720x1440
Battery
3300 mAh
Weight
186 g, 6.56 ounces

Umidigi A3 Technical Specifications


Product Overview

Brand
UMI
Model
Umidigi A3
Category
Smartphones
Region
  • Asia
  • Eastern Europe
  • Europe
  • Western Europe
Country
  • China
  • France
  • Germany
  • Hungary
  • Italy
  • Poland
  • Romania
  • Russia
  • Spain
  • UK

Design

BODY

Height
  • 147.2 mm
  • 5.8 inch
Width
  • 70.2 mm
  • 2.76 inch
Weight
  • 186 g
  • 6.56 ounces
Thickness
  • 0.33 inches
  • 8.5 mm
Colors
Gold

Camera

BACK CAMERA

Focus
Phase-Detection Autofocus (PD AF)
Resolution
12.6 MP
Resolution (h x w)
4096x3072 pixel
Video format
  • 3GP
  • MPEG4
Video resolution
  • 1920x1080 pixel
  • 30 fps
Image format
JPG
Pixel size
1.55 micrometer
Zoom
1.0 x optical zoom
Flash
dual LED
Aperture (w)
f/2.00
Features
  • HDR photo
  • Red-eye effect reduction
  • Touch focus
  • Macro mode
  • Panorama Photo
  • Face detection
  • Face tagging
  • Face retouch
Sensor
CMOS
Sensor format
1/2.30
Module
OmniVision OV12890

BACK CAMERA II

Resolution
4.9 MP
Sensor
CMOS
Pixel size
1.25 micrometer
Aperture (w)
f/2.00
Sensor format
1/2.80

FRONT CAMERA

Resolution
8.0 MP
Resolution (h x w)
3264x2448 pixel
Video format
  • 3GP
  • MPEG4
Image format
  • JPG
  • 30 fps
Pixel size
1.20 micrometer
Aperture (w)
f/2.00
Features
  • Burst mode
  • Face detection
  • Face tagging
  • Face retouch
Sensor
CMOS
Sensor format
1/4.00
Module
OmniVision OC8856

Display

Diagonal
  • 139.7 mm
  • 5.5 inch
Resolution (h x w)
720x1440
Pixel density
293 PPI
Width
  • 62.48 mm
  • 2.46 inch
Height
  • 124.95 mm
  • 4.92 inch
Dynamic range
8 bit
Pixel size
0.08677 mm/pixel
Color depth
24 bit
Subpixels
RGB Matrix (3 subpixels)
Number of colors
16.8M
Screen to body ratio
75.5%
Bezel width
  • 7.72 mm
  • 0.3 inch(es)
Touchpoints
Multi touch
Glass
Corning Gorilla Glass 4
Touch screen type
Capacitive

Internal Components

SOFTWARE

Os
Google Android
Os version
Google Android 8.1 (Oreo)
Additional features
  • Face Recognition
  • Navigation software
  • Voice Command

PROCESSOR

Cpu
MediaTek MT6739
Cpu clock speed
1500 MHz
Gpu
IMG PowerVR GE8100
Gpu clock speed
570 MHz

RAM

Type
mobile (LP) DDR3 SDRAM
Clock speed
667 MHz

STORAGE

Type
Flash EEPROM
Expansion
  • TransFlash
  • MicroSD
  • MicroSDHC
  • MicroSD Extended Capacity

AUDIO

Channel
stereo
Output
3.5mm
Microphone input
3.5mm

CELLULAR

Sim slot
Micro-SIM (3FF)
Sim frequencies
  • GSM 850MHz (B5)
  • GSM 900MHz (B8)
  • GSM 1800MHz (B3)
  • GSM 1900MHz (PCS, B2)
  • UMTS 2100MHz (Band I, IMT)
  • UMTS 1900MHz (Band II, PCS)
  • UMTS 1700/2100MHz (Band IV, AWS)
  • UMTS 850MHz (Band V, CLR)
  • UMTS 900MHz (Band VIII)
  • LTE 2100 MHz (Band 1)
  • LTE 1900 MHz (Band 2, PCS)
  • LTE 1800 MHz (Band 3)
  • LTE 1700/2100 MHz (Band 4, AWS)
  • LTE 850 MHz (Band 5)
  • LTE 2600 MHz (Band 7)
  • LTE 900 MHz (Band 8)
  • LTE 700 MHz (Band 12)
  • LTE 700 MHz (Band 13)
  • LTE 700 MHz (Band 17)
  • LTE 800 MHz (Band 19)
  • LTE 800 MHz (Band 20)
  • TD-LTE 2600 MHz (Band 38)
  • TD-LTE 2300 MHz (Band XL)
  • TD-LTE 2500 MHz (Band XLI) bands
Sim mobile data
  • GPRS (Class unspecified)
  • EDGE (Class unspecified)
  • UMTS 384 kbps (W-CDMA)
  • HSUPA (Cat. unspecified)
  • HSDPA (Cat. unspecified)
  • LTE (Cat. unspecified)
  • LTE 100 Mbps
  • 50 Mbps (Cat. 3)
  • LTE 150 Mbps
  • 50 Mbps (Cat. 4) data links
Sim ii slot
Micro-SIM (3FF)
Sim ii frequencies
  • GSM 850MHz (B5)
  • GSM 900MHz (B8)
  • GSM 1800MHz (B3)
  • GSM 1900MHz (PCS, B2)
  • UMTS 2100MHz (Band I, IMT)
  • UMTS 1900MHz (Band II, PCS)
  • UMTS 1700/2100MHz (Band IV, AWS)
  • UMTS 850MHz (Band V, CLR)
  • UMTS 900MHz (Band VIII)
  • LTE 2100 MHz (Band 1)
  • LTE 1900 MHz (Band 2, PCS)
  • LTE 1800 MHz (Band 3)
  • LTE 1700/2100 MHz (Band 4, AWS)
  • LTE 850 MHz (Band 5)
  • LTE 2600 MHz (Band 7)
  • LTE 900 MHz (Band 8)
  • LTE 700 MHz (Band 12)
  • LTE 700 MHz (Band 13)
  • LTE 700 MHz (Band 17)
  • LTE 800 MHz (Band 19)
  • LTE 800 MHz (Band 20)
  • TD-LTE 2600 MHz (Band 38)
  • TD-LTE 2300 MHz (Band XL)
  • TD-LTE 2500 MHz (Band XLI)
Sim ii mobile data
  • GPRS (Class unspecified)
  • GPRS Class 10
  • EDGE (Class unspecified)
  • UMTS 384 kbps (W-CDMA)
  • HSUPA (Cat. unspecified)
  • HSDPA (Cat. unspecified)
  • LTE (Cat. unspecified)
  • LTE 100 Mbps
  • 50 Mbps (Cat. 3)
  • LTE 150 Mbps
  • 50 Mbps (Cat. 4)
Sim ii module
MediaTek MT6739
Dual sim type
Dual standby
Generation
4G
Sim type
Dual

WIRELESS

Bluetooth version
4.0
Bluetooth profiles
  • A2DP
  • AVRCP
  • HFP
  • HID
  • HSP
Wifi
  • IEEE 802.11a
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.11n
Wifi features
  • Wi-Fi Direct
  • Wi-Fi Tethering
  • WiDi
Experiences
FM Radio

PORTS

Usb type
  • Type B
  • Micro USB
Usb version
  • 2.0
  • Hi-Speed (480 Mbps)
Usb features
charging

BATTERY

Type
Lithium-ion polymer (LiPo) — 1 cell
Cell i
3300 mAh
Capacity
3300 mAh
Style
Non-removable

LOCATION

Chip
MediaTek MT6739
Additional features
GPS

SENSORS

Sensors
  • Fingerprint sensor
  • Light intensity sensor
  • Proximity sensor
  • Accelerometer
  • Compass

Not available

AV Out
AV Out
720 x 1280 pixels
LPDDR2/LPDDR3
267 ppi
2430 mAh
720 x 1280 pixels
LPDDR3
294 ppi
2650 mAh
720 x 1280 pixels
LPDDR3
267 ppi
3200 mAh
1080 x 1920 pixels
LPDDR3
401 ppi
4000 mAh
1080 x 1920 pixels
LPDDR3
401 ppi
3780 mAh
720 x 1280 pixels
LPDDR2/LPDDR3
294 ppi
2050 mAh
S2 Lite
720x1440
mobile (LP) DDR3 SDRAM
269 PPI
5200 mAh

User Reviews for Umidigi A3


Share your thoughts!
Whether you own this device, have tried it before, or even just know about it from friends or reviews, we want to hear from you! Your input helps others understand the device better and make informed decisions. Don’t underestimate the value of your opinion—every comment matters and adds a personal touch that benefits everyone. Share your experience or insights now!
Your Name
Your Comment