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General

NameVivo X21i--
ModelX21i--
Price---

Network

Network TypeGSM / CDMA / HSPA / LTEGSM / HSPA / LTE-
Network 2GGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMAGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-
Network 3GHSDPA 850 / 900 / 2100HSDPA 800 / 850 / 900 / 1700(AWS) / 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-
Network SpeedHSPA, LTEHSPA 42.2/5.76 Mbps, LTE-A Cat21 1400/200 Mbps-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeSuper AMOLED capacitive touchscreen, 16M ColorsAMOLED capacitive touchscreen, 16M Colors-
Display Size6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio6.39 inches, 100.2 cm2 (~87.9% screen-to-body ratio)-
Display Resolution1080 x 2280 pixels, 19:9 ratio1440 x 3120 pixels, 19.5:9 ratio-
Display MultitouchYes - Funtouch OS 4.0Yes-
Display Density402 ppi density538 ppi density-
Display Screen Protection-Corning Gorilla Glass -

Camera

Primary Camera12MP (f/1.8, 1/2.5Triple: 40 MP, f/1.8, 27mm (wide), 1/1.7-
Secondary Camera24MP24 MP, f/2.0, 26mm (wide)-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaLeica Optics, Dual-LED Dual-tone Flash, Panorama, HDR-
Video[email protected][email protected], [email protected], [email protected] (gyro-EIS), [email protected]-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)157.8 x 72.3 x 9.7 mm (6.21 x 2.85 x 0.38 in)-
Body Weight159 g (5.61 oz)187 g (6.60 oz)-
Body ColorBlack, Aurora White, Ruby RedBlack, Red (China only)-
Body Build-Front glass, leather/glass back, aluminum frame-

Launch

Launch AnnouncementMay, 20182018, October-
Launch DateRelease May 19th, 2018Available. Released 2018, December-

Platform

Operating SystemAndroid 8.1 OreoAndroid 9.0 Pie-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)Octa-core (2x2.6 GHz Cortex-A76 & 2x1.92 GHz Cortex-A76 & 4x1.8 GHz Cortex-A55)-
GPUMali-G72 MP3Mali-G76 MP10-
ChipsetMediatek MT6771 Helio P60HiSilicon Kirin 980 (7 nm)-

Memory

Memory Internal64GB, 128GB256 GB, 512 GB-
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot)NM (Nano Memory), up to 256GB (uses SIM 2)-
Ram4GB, 6GB 8 GB-

Battery

Battery TypeNon-removable Li-Ion BatteryNon-removable Li-Po Battery-
Battery Capacity3425 mAh 4200 mAh Battery-

Multimedia

Fm RadioYesNo-

Sound

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

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, DLNA, Wi-Fi Direct, Hotspot-
Bluetooth5.0, A2DP, LE5.0, A2DP, aptX HD, LE-
USBmicroUSB 2.0, USB On-The-Go3.1, Type-C 1.0 reversible connector, USB On-The-G-
GPSYes, with A-GPS, GLONASSYes, with dual-band A-GPS, GLONASS, BDS, GALILEO,-

Features

SensorsFingerprint-rear-mounted, accelerometer, proximity, compassFace ID, fingerprint - under display, accelerometer, gyro, proximity, barometer, compass-
MessagingSMS(threaded view), MMS, Email, Push EmailSMS(threaded view), MMS, Email, Push Email, IM-
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 40W (70% in 30 min) Qi wireless fast charging 15W Reverse wireless charging DivX/XviD/MP4/H.265/WMV player MP3/eAAC+/WMA/WAV/FLAC player Document editor Photo/video editor-