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General

NameVivo X21iBLU Tank Xtreme 2.4-
ModelX21iTank Xtreme 2.4-
Price-Tk 2,300-

Network

Network TypeGSM / CDMA / HSPA / LTEGSM-
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 / 2100--
Network 4GLTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)--
Network SpeedHSPA, LTE--
Network GPRSYesClass 12-
Network EDGEYesNo-

Display

Display TypeSuper AMOLED capacitive touchscreen, 16M ColorsTFT, 65K Colors-
Display Size6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio2.4 inches, 17.8 cm2 (~23.6% screen-to-body ratio)-
Display Resolution1080 x 2280 pixels, 19:9 ratio240 x 320 pixels, 4:3 ratio-
Display MultitouchYes - Funtouch OS 4.0--
Display Density402 ppi density167 ppi density-

Camera

Primary Camera12MP (f/1.8, 1/2.5VGA-
Secondary Camera24MP--
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaLED Flash-
Video[email protected]Yes-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)129 x 58.7 x 14.4 mm (5.08 x 2.31 x 0.57 in)-
Body Weight159 g (5.61 oz)139 g (4.90 oz)-
Body ColorBlack, Aurora White, Ruby RedBlue, Red-

Launch

Launch AnnouncementMay, 2018January, 2017-
Launch DateRelease May 19th, 2018Released January, 2017-

Platform

Operating SystemAndroid 8.1 OreoNo-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)--
GPUMali-G72 MP3--
ChipsetMediatek MT6771 Helio P60--

Memory

Memory Internal64GB, 128GB32MB-
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot)microSD, up to 64GB (dedicated slot)-
Ram4GB, 6GB 24MB-

Battery

Battery TypeNon-removable Li-Ion BatteryRemovable Li-Po Battery-
Battery Capacity3425 mAh 1650 mAh Battery-

Multimedia

Fm RadioYesYes-

Sound

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

Connectivity

WiFiWi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, HotspotNo-
Bluetooth5.0, A2DP, LE3.0-
USBmicroUSB 2.0, USB On-The-GomicroUSB-
GPSYes, with A-GPS, GLONASS--

Features

SensorsFingerprint-rear-mounted, accelerometer, proximity, compass--
MessagingSMS(threaded view), MMS, Email, Push EmailSMS-
BrowserHTML5--
JavaNo--

Other

Made ByChinaChina-
Other FeaturesFast battery charging, MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editorAudio/Video player, Predictive text input-