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Vivo X21i Dual SIM TD-LTE CN 64GB

Vivo X21i Dual SIM TD-LTE CN 64GB

from BBK
Bro
7.1
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Overview & Features

Brand
BBK
Model
Vivo X21i Dual SIM TD-LTE CN 64GB
Released
2018 May 19
Announced
2018 May
Manufacturer
BBK Electronics
General Extras
Haptic touch feedback
Hardware Designer
BBK Electronics
List of Additional Features
Face Wake 3D Function, Vivo Game Engine, MIMO Wifi, Smart Engine 4.0, Intellectual Beauty 4.0, PDAF with 12 + 12 MP Dual Pixel technology

Technical Specifications

Display

Pixel Size
0.06322 mm/pixel
Resolution
1080x2280
2462400 pixels
Display Area
9842.3 square millimeter
Display Type
Color AM-OLED
display
Display Notch
1-notch
Display Width
68.28 mm
Pixel Density
402 PPI
Display Height
144.15 mm
Display Subtype
Super AM-OLED
Display Diagonal
159.5 mm
Display Color Depth
24 bit/pixel
Display Illumination
Self-illuminating
Display Subpixel Scheme
RGB Real Stripe Matrix (3 subpixel)
Display Area Utilization
85.0%
Number of Display Scales
16.8M
Scratch Resistant Screen
No
Display Dynamic Range Depth
8 bit/pixel
Horizontal Full Bezel Width
6.7 mm

Power Supply

Battery
Lithium-ion polymer (LiPo)
built-in
1-cell
Nominal Battery Capacity
3245 mAh battery
Nominal Cell Capacity (1st cell)
3245 mAh cell

Sound Playing

Audio Output
3.5mm
Loudspeaker(s)
mono

Cellular Phone

SIM Card Slot
Nano-SIM (4FF)
Call Alert Sound
64-chord melody
Cellular Antenna
Internal antenna
Cellular Controller
MediaTek MT6771
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 850MHz (Band V, CLR)
UMTS 900MHz (Band VIII)
CDMA 800MHz (BC0, 850)
TD-SCDMA 2000 MHz (B34)
TD-SCDMA 1900 MHz (B39)
LTE 2100 MHz (Band 1)
LTE 1800 MHz (Band 3)
LTE 850 MHz (Band 5)
LTE 900 MHz (Band 8)
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)
bands
Complementary Phone Services
Voice transmission
Voice speaker
Vibrating Alert
Speakerphone
ANC
HD Voice
Voice over LTE (VoLTE)
Supported Cellular Data Links
GPRS (Class unspecified)
EDGE (Class unspecified)
UMTS 384 kbps (W-CDMA)
HSUPA (Cat. unspecified)
HSDPA (Cat. unspecified)
HSDPA 7.2 Mbps (Cat. 8)
HSPA+ 21.1 Mbps (Cat. 18)
cdmaOne (IS-95)
CDMA2000 1xRTT (IS-2000)
CDMA2000 1xEV-DO Rel. 0
CDMA2000 1xEV-DO Revision A
TD-SCDMA
TD-HSDPA
LTE (Cat. unspecified)
LTE 100 Mbps / 50 Mbps (Cat. 3)
LTE 150 Mbps / 50 Mbps (Cat. 4)
LTE 300 Mbps / 50 Mbps (Cat. 6)
data links

Audio Subsystem

Audio Channel(s)
stereo

Sound Recording

Microphone(s)
stereo

Auxiliary Camera

Aux. Camera Module
Samsung 4E8
Aux. Camera Aperture (W)
f/2.40
Aux. Camera Image Sensor
CMOS
Aux. Camera Number of Pixels
5.0 MP aux. cam

Built-in Sensors

Built-in compass
Yes
Additional sensors
Fingerprint sensor
Light intensity sensor
Proximity sensor
Built-in gyroscope
Yes
Built-in accelerometer
Yes

Operative Memory

RAM Type
LPDDR4x SDRAM
1800 MHz
RAM Capacity
6144 MiB RAM
5730 MiB user accessible RAM

Ingress Protection

Protection from liquids
Yes
Protection from solid materials
Yes

Control Peripherals

Touchscreen Type
Capacitive multi-touch sensing
screen
Touchscreen Simultaneous Touch Points
Yes

Graphical Subsystem

GPU Clock
800 MHz
Graphical Controller
ARM Mali-G72MP3

Non-volatile Memory

Non-volatile Memory Type
Flash EEPROM
Non-volatile Memory Capacity
61035 MiB
Non-volatile Memory Interface
Yes

Physical Attributes

Mass
159 g
Depth
6.99 mm
Width
74.98 mm
Height
154.37 mm
Bounding Volume
80.9 ccm

Multimedia Broadcast

FM Radio Receiver
No

Satellite Navigation

GPS Antenna
Internal antenna
Navigation Controller
MediaTek MT6771
Supported GPS protocol(s)
GPS (NMEA 0183)
Complementary GPS Services
Simultaneous GPS (S-GPS)
Assisted GPS
Geotagging
QuickGPS
Supported BeiDou system (BDS)
B1I
BeiDou receiver
Supported GLONASS protocol(s)
L1OF

Software Environment

Platform
Google Android
Software Extras
Voice Command
Navigation software
Intelligent personal assistant
Face Recognition
Operating System
Google Android 8.1 (Oreo)
FunTouch OS

Audio/Video Interfaces

A/V Out
No

Auxiliary Camera No. 2

Aux. 2 Camera Image Sensor
No

Auxiliary Camera No. 3

Aux. 3 Camera Image Sensor
No

Auxiliary Camera No. 4

Aux. 4 Camera Focus
No
Aux. 4 Camera Image Sensor
No

Primary Camera System

Zoom
1.0 x optical zoom
2.0 x digital zoom
Flash
single LED
Focus
Phase-Detection Autofocus (PD AF)
Aperture (W)
f/1.80
Camera Module
Samsung ISOCELL 2L9
Video Recording
1920x1080 pixel
30 fps
Camera Placement
Rear
Camera Resolution
4032x3024 pixel
Camera Image Sensor
CMOS
Camera Extra Functions
HDR photo
Slow motion video
Burst mode
Touch focus
Macro mode
Panorama Photo
Face detection
Face retouch
Image Sensor Pixel Size
1.28 micrometer
Recordable Image Formats
JPG
Recordable Video Formats
MPEG4
Number of effective pixels
12.2 MP camera

Geographical Attributes

Market Regions
Asia
Southeast Asia
Mobile Operator
China Mobile Limited
China Telecom Corporation Limited
China Unicom Netcom Limited
Market Countries
China
HK

Secondary Camera System

Secondary Aperture (W)
f/2.00
Secondary Camera Module
Samsung 2L8
Secondary Camera Sensor
CMOS
Secondary Camera Placement
Front
Secondary Camera Resolution
5656x4240 pixel
Secondary Camera Extra Functions
HDR photo
Burst mode
Face detection
Face tagging
Face retouch
Secondary Camera Number of pixels
24.0 MP sec. cam
Secondary Recordable Image Formats
JPG
30 fps
Secondary Recordable Video Formats
MPEG4

Communication Interfaces

USB
USB 2.0
USB Hi-Speed (480 Mbps)
Bluetooth
Bluetooth 5.0
Internal antenna
USB Services
USB charging
USB fast charging
USB Host
USB On-The-Go 1.3
USB Power Delivery
Wireless LAN
IEEE 802.11a
IEEE 802.11b
IEEE 802.11g
IEEE 802.11n
IEEE 802.11ac
Internal antenna
USB Connector
USB Series Micro-AB
Wireless Services
Wi-Fi Tethering
Wi-Fi Calling (VoWiFi)
Bluetooth profiles
A2DP
AVRCP
Expansion Interfaces
TransFlash
microSD
microSDHC
microSD Extended Capacity

Secondary Cellular Phone

Sec. SIM Card Slot
Nano-SIM (4FF)
Internal antenna
Sec. Phone Controller IC
MediaTek MT6771
Dual Cellular Network Operation
Dual standby
Sec. Supported Cellular Networks
GSM 850MHz (B5)
GSM 900MHz (B8)
GSM 1800MHz (B3)
GSM 1900MHz (PCS, B2)
Sec. Supported Cellular Data Links
GPRS (Class unspecified)
EDGE (Class unspecified)

Secondary Auxiliary Camera

Sec. Aux. Cam. Image Sensor
No

Application processor, Chipset

CPU
MediaTek Helio P60 MT6771, 2018, 64 bit, octa-core, 64 Kbyte I-Cache, 64 Kbyte D-Cache, 1024 Kbyte L2, 12 nm, ARM Mali-G72 GPU
CPU Clock
1990 MHz

Secondary Auxiliary Camera No. 2

Sec. Aux. 2 Cam. Image Sensor
No

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