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General

NameVivo X21iVivo X21-
ModelX21iX21-

Network

Network TypeGSM / CDMA / HSPA / LTEGSM / CDMA / HSPA / LTE-
Network 2GGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMAGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA-
Network 3GHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 1900 / 2100-
Network 4GLTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)LTE band 1(2100), 2(1900), 3(1800), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)-
Network SpeedHSPA, LTEHSPA, LTE-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeSuper AMOLED capacitive touchscreen, 16M ColorsSuper AMOLED capacitive touchscreen, 16M Colors-
Display Size6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio6.28 inches, 98.4 cm2 (~85.2% screen-to-body ratio-
Display Resolution1080 x 2280 pixels, 19:9 ratio1080 x 2280 pixels-
Display MultitouchYes - Funtouch OS 4.0Yes - Funtouch OS 4.0-
Display Density402 ppi density402 ppi density-

Camera

Primary Camera12MP (f/1.8, 1/2.512MP (f/1.8, 1/2.5`, 1.4 µm, Dual Pixel PDAF)
5 MP (f/2.4), phase detection autofocus, LED Flash
-
Secondary Camera24MP12MP, f/2.0, 1080p-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaGeo-tagging, Touch focus, Face detection, HDR, panorama-
Video[email protected][email protected]-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)154.5 x 74.8 x 7.4 mm (6.08 x 2.94 x 0.29 in)-
Body Weight159 g (5.61 oz)156.2 g (5.50 oz)-
Body Build-Front glass, aluminum body-
Body ColorBlack, Aurora White, Ruby RedBlack, Aurora White, Ruby Red-

Launch

Launch AnnouncementMay, 2018March, 2018-
Launch DateRelease May 19th, 2018Release March 24th, 2018-

Platform

Operating SystemAndroid 8.1 OreoAndroid 8.1 Oreo-
GPUMali-G72 MP3Adreno 512-
ChipsetMediatek MT6771 Helio P60Qualcomm SDM660 Snapdragon 660-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)-

Memory

Memory Internal64GB, 128GB64GB, 128GB-
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot)microSD, up to 256GB (uses SIM 2 slot)-
Ram4GB, 6GB 6GB-

Battery

Battery TypeNon-removable Li-Ion BatteryNon-removable Li-Ion Battery-
Battery Capacity3425 mAh 3200 mAh -

Multimedia

Fm RadioYesYes-

Sound

AudioVibration, MP3, WAV RingtonesVibration, MP3, WAV Ringtones-
LoudspeakerYesYes-
3.5mm JackYes - 32-bit/192kHz audio - Active noise cancellation with dedicated micYes - 32-bit/192kHz audio - Active noise cancellation with dedicated mic-

Connectivity

WiFiWi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, HotspotWi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, Hotspot-
Bluetooth5.0, A2DP, LE5.0, A2DP, LE-
USBmicroUSB 2.0, USB On-The-GomicroUSB 2.0, USB On-The-Go-
GPSYes, with A-GPS, GLONASSYes, with A-GPS, GLONASS-

Features

SensorsFingerprint-rear-mounted, accelerometer, proximity, compassFingerprint /rear-mounted, accelerometer, proximity, compass-
MessagingSMS(threaded view), MMS, Email, Push EmailSMS(threaded view), MMS, Email, Push Email-
BrowserHTML5HTML5-
JavaNoNo-

Other

Made ByChinaChina-
Other FeaturesFast battery charging, MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editorFast battery charging, MP4/H.264 player MP3/WAV/eAAC+/FLAC player, Document viewe,r Photo/video editor-