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ZTE Tianji A31 5G Premium Edition Dual SIM TD-LTE CN 128GB poster

ZTE Tianji A31 5G Premium Edition Dual SIM TD-LTE CN 128GB Full Device Specifications

You are currently previewing ZTE Tianji A31 5G Premium Edition Dual SIM TD-LTE CN 128GB full device specifications. View all our devices list for other models.

Released Date
2021 Apr
Display Dimension
1080x2460 pixels
RAM Size
8192 MiB RAM
Processor (CPU)
Qualcomm Snapdragon 768G 5G SM7250-AC
Battery Capacity
4200 mAh battery
Device Camera
64.4 MP camera

Ratings and Reviews

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4.5/5

Total average ratings from 2 different users

Introduction

Brand

ZTE

Model

Tianji A31 5G Premium Edition Dual SIM TD-LTE CN 128GB

Brief

High-end Android 11 smartphone with Snapdragon 768G processor for enterprises in China

Released

2021 Apr

Announced

2021 Apr 17

Hardware Designer

ZTE

Manufacturer

ZTE

General Extras

Haptic touch feedback

Device Category

Smartphone

List of Additional Features

DTS:X Ultra sound

Physical Attributes

Width

75.27 mm, 2.96 inch

Height

163.56 mm, 6.44 inch

Depth

7.86 mm, 0.31 inches

Bounding Volume

96.8 ccm

Mass

183 g, 6.46 ounces

Software Environment

Platform

Google Android

Operating System

Google Android 11 (R), MyOS11

Software Extras

Voice Command , Navigation software , Augmented Reality (AR) , Intelligent personal assistant , Face Recognition

Application processor, Chipset

CPU Clock

2800 MHz

CPU

Qualcomm Snapdragon 768G 5G SM7250-AC, 2020, 64 bit, octa-core, 7 nm, Qualcomm Adreno 620 GPU

Operative Memory

RAM Type

LPDDR4x SDRAM, 2133 MHz

RAM Capacity

8192 MiB RAM

Non-volatile Memory

Non-volatile Memory Type

Flash EEPROM

Non-volatile Memory Interface

UFS 3.1

Non-volatile Memory Capacity

122070 MiB non-volatile

Display

Display Hole

1-hole

Display Diagonal

169.4 mm, 6.7 inch

Resolution

1080x2460, 2656800 pixels

Display Width

68.1 mm, 2.68 inch

Display Height

155.11 mm, 6.11 inch

Horizontal Full Bezel Width

7.17 mm

Display Area

10562.5 square millimeter

Display Area Utilization

85.8%

Pixel Size

0.06305 mm/pixel

Pixel Density

403 PPI

Display Type

Color AM-OLED display

Display Color Depth

30 bit/pixel

Number of Display Scales

1073.7M

Display Dynamic Range Depth

10 bit/pixel

Display Illumination

Self-illuminating

Display Light Reflection Mode

Yes

Display Subpixel Scheme

Yes

Display Refresh Rate

144 Hz

Scratch Resistant Screen

Corning Gorilla Glass 5

Graphical Subsystem

Graphical Controller

Qualcomm Adreno 620

GPU Clock

750 MHz

Audio/Video Interfaces

A/V Out

No

Audio Subsystem

Audio Channel(s)

stereo

Sound Recording

Microphone(s)

3

Sound Playing

Loudspeaker(s)

mono

Audio Output

USB Type-C

Cellular Phone

Supported Cellular Bands

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) , CDMA 800MHz (BC0, 850) , LTE 2100 MHz (Band 1) , 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 17) , LTE 800 MHz (Band 20) , TD-LTE 2000 MHz (Band XXXIV) , TD-LTE 2600 MHz (Band 38) , TD-LTE 1900 MHz (Band 39) , TD-LTE 2300 MHz (Band XL) , TD-LTE 2500 MHz (Band XLI) , NR 2100 MHz (N1) , NR 1800 MHz (N3) , NR 700 MHz (N28) , TD-NR 2500 MHz (N41) , TD-NR 3500 MHz (N78) bands

Supported Cellular Data Links

GPRS (Class unspecified) , EDGE (Class unspecified) , UMTS 384 kbps (W-CDMA) , HSUPA (Cat. unspecified) , HSUPA 5.76 Mbps (Cat. 6) , HSDPA (Cat. unspecified) , HSPA+ 21.1 Mbps (Cat. 18) , HSPA+ 42.2 Mbps (Cat. 20) , DC-HSDPA 42.2 Mbps (Cat. 24) , cdmaOne (IS-95) , CDMA2000 1xRTT (IS-2000) , CDMA2000 1xEV-DO Rel. 0 , CDMA2000 1xEV-DO Revision A , LTE (Cat. unspecified) , LTE 100 Mbps / 50 Mbps (Cat. 3) , LTE 150 Mbps / 50 Mbps (Cat. 4) , LTE 300 Mbps / 50 Mbps (Cat. 6) , LTE 450 Mbps / 50 Mbps (LTE Cat. 9) , LTE 600 Mbps / 50 Mbps (LTE Cat. 11) , NR 1.5 Gbps , NR 2.6 Gbps , NR 3.7 Gbps data links

SIM Card Slot

Nano-SIM (4FF)

Cellular Antenna

Internal antenna

Call Alert Sound

64-chord melody

Complementary Phone Services

Voice transmission , Voice speaker , Vibrating Alert , Speakerphone , ANC , HD Voice , Voice over LTE (VoLTE)

Cellular Controller

Qualcomm SM7250

Secondary Cellular Phone

Dual Cellular Network Operation

Dual standby

Sec. Supported Cellular Networks

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) , CDMA 800MHz (BC0, 850) , LTE 2100 MHz (Band 1) , 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 17) , LTE 800 MHz (Band 20) , TD-LTE 2000 MHz (Band XXXIV) , TD-LTE 2600 MHz (Band 38) , TD-LTE 1900 MHz (Band 39) , TD-LTE 2300 MHz (Band XL) , TD-LTE 2500 MHz (Band XLI) , NR 2100 MHz (N1) , NR 1800 MHz (N3) , NR 700 MHz (N28) , TD-NR 2500 MHz (N41) , TD-NR 3500 MHz (N78)

Sec. Supported Cellular Data Links

GPRS (Class unspecified) , EDGE (Class unspecified) , UMTS 384 kbps (W-CDMA) , HSUPA (Cat. unspecified) , HSUPA 5.76 Mbps (Cat. 6) , HSDPA (Cat. unspecified) , HSPA+ 21.1 Mbps (Cat. 18) , HSPA+ 42.2 Mbps (Cat. 20) , DC-HSDPA 42.2 Mbps (Cat. 24) , cdmaOne (IS-95) , CDMA2000 1xRTT (IS-2000) , CDMA2000 1xEV-DO Rel. 0 , CDMA2000 1xEV-DO Revision A , LTE (Cat. unspecified) , LTE 100 Mbps / 50 Mbps (Cat. 3) , LTE 150 Mbps / 50 Mbps (Cat. 4) , LTE 300 Mbps / 50 Mbps (Cat. 6) , LTE 300 Mbps / 75 Mbps (Cat. 5) , LTE 450 Mbps / 50 Mbps (LTE Cat. 9) , LTE 600 Mbps / 50 Mbps (LTE Cat. 11) , NR 1.5 Gbps , NR 2.6 Gbps

Sec. SIM Card Slot

Nano-SIM (4FF), Internal antenna

Sec. Phone Controller IC

Qualcomm SM7250

Control Peripherals

Touchscreen Type

Capacitive multi-touch sensing screen

Touchscreen Simultaneous Touch Points

10-point

Touchscreen Sampling rate

360 Hz

Communication Interfaces

Expansion Interfaces

No

USB

USB 3.1 (USB 3.2 Gen 2), USB Hi-Speed (480 Mbps) , USB SuperSpeed (5 Gbps)

USB Services

USB charging , USB fast charging , USB Host , USB On-The-Go 1.3 , USB On-The-Go 2.0 , USB Power Delivery , USB Power Delivery 2.0 , USB Power Delivery 3.0

USB Connector

USB Type-C reversible

Max. Charging Power

55.0 W

Bluetooth

Bluetooth 5.1, Internal antenna

Bluetooth profiles

A2DP , A2DP with aptX codec , A2DP with aptX HD codec , AVRCP , GAVDP , HID , HSP , MAP , OPP , PAN , PBA

Wireless LAN

IEEE 802.11a , IEEE 802.11b , IEEE 802.11g , IEEE 802.11n , IEEE 802.11ac , IEEE 802.11ax (Wi-Fi 6), Internal antenna

Wireless Services

Wi-Fi Direct , Wi-Fi Tethering , WiDi , Wi-Fi Calling (VoWiFi)

NFC

NFC A , NFC B

Multimedia Broadcast

FM Radio Receiver

No

Satellite Navigation

Supported GPS protocol(s)

GPS (NMEA 0183)

GPS Antenna

Internal antenna

Complementary GPS Services

Simultaneous GPS (S-GPS) , Assisted GPS , Kétfrekvenciás GPS , Geotagging , QuickGPS , QZSS

Supported GLONASS protocol(s)

L1OF

Supported Galileo service(s)

E1

Supported BeiDou system (BDS)

B1I BeiDou receiver

Navigation Controller

Qualcomm SM7250

Primary Camera System

Camera Placement

Rear

Camera Module

Samsung S5KGW3

Camera Image Sensor

BSI CMOS

Image Sensor Format

1/1.97

Image Sensor Pixel Size

0.70 micrometer

Camera Resolution

9280x6944 pixel

Number of effective pixels

64.4 MP camera

Aperture (W)

f/1.79

Zoom

1.0 x optical zoom, 10.0 x digital zoom

Focus

Phase-Detection Autofocus (PD AF)

Min. Equiv. Focal Length

26 mm

Recordable Image Formats

JPG

Video Recording

3840x2160 pixel, 60 fps

Recordable Video Formats

MPEG4

Flash

dual LED

Camera Extra Functions

Electronic Image Stabilizer (EIS) , Video Stabilizer (EIS) , Pixel unification , HDR photo , HDR video , Red-eye effect reduction , Slow motion video , Burst mode , Touch focus , Macro mode , Panorama Photo , Face detection , Face tagging , Smile detection , Face retouch , Face retouch (video) , Intelligent scene detection

Auxiliary Camera

Aux. Camera Image Sensor

BSI CMOS

Aux. Camera Number of Pixels

8.0 MP aux. cam

Aux. Camera Aperture (W)

f/2.20

Aux. Cam. Min. Equiv. Focal Length

16 mm

Aux. Camera Extra Functions

HDR photo , HDR video , Burst mode , Panorama Photo , Face detection , Face tagging , Smile detection , Intelligent scene detection

Auxiliary Camera No. 2

Aux. 2 Camera Image Sensor

CMOS

Aux. 2 Camera Number of Pixels

1.9 MP aux. 2 cam

Aux. 2 Camera Aperture (W)

f/2.70

Aux. 2 Camera Extra Functions

HDR photo , Burst mode , Macro mode

Auxiliary Camera No. 3

Aux. 3 Camera Image Sensor

Mono CMOS

Aux. 3 Camera Number of Pixels

1.9 MP aux. 3 cam

Aux. 3 Camera Aperture (W)

f/2.40

Auxiliary Camera No. 4

Aux. 4 Camera Image Sensor

No

Aux. 4 Camera Focus

No

Secondary Camera System

Secondary Camera Placement

Front

Secondary Camera Sensor

BSI CMOS

Secondary Camera Resolution

7968x5480 pixel

Secondary Camera Number of pixels

43.7 MP sec. cam

Secondary Recordable Image Formats

JPG

Secondary Video Recording

1920x1080 pixel, 30 fps

Secondary Recordable Video Formats

MPEG4

Secondary Camera Extra Functions

Pixel unification , HDR photo , HDR video , Burst mode , Panorama Photo , Face detection , Face tagging , Smile detection , Face retouch , Face retouch (video) , Intelligent scene detection

Secondary Auxiliary Camera

Sec. Aux. Cam. Image Sensor

No

Secondary Auxiliary Camera No. 2

Sec. Aux. 2 Cam. Image Sensor

No

Built-in Sensors

Built-in compass

Yes

Built-in accelerometer

Yes

Built-in gyroscope

Yes

Additional sensors

In-screen fingerprint sensor , Hall sensor , Light intensity sensor , Proximity sensor

Ingress Protection

Protection from solid materials

Yes

Protection from liquids

Yes

Power Supply

Battery

Lithium-ion polymer (LiPo), built-in, 1-cell

Nominal Cell Capacity (1st cell)

4200 mAh cell

Nominal Battery Capacity

4200 mAh battery

Geographical Attributes

Market Countries

China

Market Regions

Asia

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