Highlights

• 6 GB RAM | 128 GB ROM | Expandable Upto 256 GB
• 15.95 cm (6.28 inch) Full HD+ Display
• 12MP + 5MP | 12MP Front Camera
• 3200 mAh Li-ion Battery
• Qualcomm Snapdragon 660 AIE Processor

SpecificationsGeneral

In The Box	Handset, Earphone, User Manual, MicroUSB to USB Cable, USB Power Adapter, SIM Ejector Pin, Protective Case, Protective Film (1 Applied)
Model Number	Vivo1725 / Vivo 1728
Model Name	X21
Color	Black
Browse Type	Smartphones
SIM Type	Dual Sim
Hybrid Sim Slot	Yes
Touchscreen	Yes
OTG Compatible	Yes
Sound Enhancements	AK4376A Hi-Fi Chip
SAR Value	Head – 1.18W/kg, Body – 0.573W/kg

Display Features

Display Size	15.95 cm (6.28 inch)
Resolution	2280 x 1080 Pixels
Resolution Type	Full HD+
GPU	Adreno 512
Display Type	Super AMOLED
Display Colors	3D Glass Back, Face Unlock
Other Display Features	FullView Display 2.0, 1.66 mm Ultra-slim Bezel, 90% Screen-to-body Ratio, Face Access to Unlock, Face Access for App Lock, Attention Sensing, 3rd Generation Corning Gorilla 2.5D Glass, 19:9 Screen, Game Mode, Face Access 2.0, Smart Split 3.0, Eye Protection Mode

Os & Processor Features

Operating System	Android Oreo 8.1
Processor Type	Qualcomm Snapdragon 660 AIE
Processor Core	Octa Core
Primary Clock Speed	2.2 GHz
Secondary Clock Speed	1.8 GHz
Operating Frequency	GSM – Bands B2 (3 / 5 / 8), 3G WCDMA – Bands (1 / 5 / 8), 4G LTE (FDD) – Bands (B1 / 3 / 5 /), LTE (TDD) – Band (40/41)

Memory & Storage Features

Internal Storage	128 GB
RAM	6 GB
Expandable Storage	256 GB
Supported Memory Card Type	microSD
Memory Card Slot Type	Hybrid Slot
Call Log Memory	Yes

Camera Features

Primary Camera Available	Yes
Primary Camera	12MP + 5MP
Primary Camera Features	2 x 12MP Dual Pixel Sensor (24 million Photographic Units), F1.8 (Rear 2L8) / F2.4 (Rear 4E8), Slow Motion / Backlight / Live Photo / Portrait Mode Bokeh (Dual Cameras) / Panorama / Ultra HD / PPT Mode / Professional Mode / Time Lapse / Face Beauty / AR Stickers
Secondary Camera Available	Yes
Secondary Camera	12MP Front Camera
Secondary Camera Features	2 x 12MP Dual Pixel Sensor (24 million Photographic Units), F2.0 (Front 2L8), Live Photo / Face Beauty / Backlight / Portrait Mode Bokeh (Single Camera) / Panorama / AR Stickers
Flash	Rear LED Flash and Front Screen Flash
HD Recording	Yes
Full HD Recording	Yes
Video Recording	Yes
Video Recording Resolution	Upto 4K (UHD) at 30 fps
Frame Rate	30 fps
Dual Camera Lens	Primary & Secondary Camera

Call Features

Phone Book

Yes

Connectivity Features

Network Type	3G, 4G VOLTE, 2G
Supported Networks	GSM, WCDMA, 4G VoLTE
Internet Connectivity	4G, 3G, Wi-Fi
3G	Yes
Pre-installed Browser	VIVO Browser, UC Browser and Google Chrome
Bluetooth Support	Yes
Bluetooth Version	4.2
Wi-Fi	Yes
Wi-Fi Hotspot	Yes
USB Connectivity	Yes
Audio Jack	3.5mm
Map Support	Google Maps
GPS Support	Yes

Other Details

Smartphone	Yes
SIM Size	Dual Nano SIM
User Interface	Funtouch OS 4.0
Removable Battery	No
SMS	Yes
Graphics PPI	402 PPI
SIM Access	Dual Standby
Sensors	In Display Fingerprint, Accelerometer, Ambient Light Sensor, Proximity Sensor, E-compass, Virtual Gyroscope
Other Features	Wi-Fi Speed – 2.4 GHz / 5 GHz, App Clone – WhatsApp, Facebook, WeChat, Instagram, Body Type Material (Glass), AI Technology, Hi-Fi Music, Google Services – Google, Play Store, Chrome, Gmail, Google Map, YouTube, Drive, Play Music, Play Movies & TV, Photos, Voice Search, Google Duo
Important Apps	Facebook, WhatsApp, LINE, Google Duo, Gmail, Amazon, Flipkart, Newspoint, WPS Office, UC Browser
GPS Type	GLONASS

Multimedia Features

Audio Formats	WAV, MP3, AMR, MIDI, APE, FLAC, OGG
Video Formats	MP4, 3GP, AVI (Playback)

Battery & Power Features

Battery Capacity

3200 mAh

Dimensions

Width	74.78 mm
Height	154.45 mm
Depth	7.37 mm
Weight	156.2 g

Warranty

Warranty Summary

Brand Warranty of 1 Year Available for Mobile and 6 Months for Accessories