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General

NameVivo X21iSamsung Galaxy Tab 8.0 (2019)-
ModelX21iGalaxy Tab 8.0 (2019)-
Price-Tk. 13,500-

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-
Network 3GHSDPA 850 / 900 / 2100HSDPA 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, LTE-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeSuper AMOLED capacitive touchscreen, 16M ColorsTFT capacitive touchscreen, 16M Colors-
Display Size6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio8.0 inches, 185.6 cm2 (~71.0% screen-to-body ratio)-
Display Resolution1080 x 2280 pixels, 19:9 ratio800 x 1280 pixels, 16:10 ratio-
Display MultitouchYes - Funtouch OS 4.0Yes-
Display Density402 ppi density189 ppi density-

Camera

Primary Camera12MP (f/1.8, 1/2.58 MP-
Secondary Camera24MP2 MP-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaNo-
Video[email protected][email protected]-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)210 x 124.4 x 8 mm (8.27 x 4.90 x 0.31 in)-
Body Weight159 g (5.61 oz)345 g-
Body ColorBlack, Aurora White, Ruby RedCarbon Black, Silver Gray-
Body Build-Front Glass, Aluminum Back, Plastic Ends and Frame-

Launch

Launch AnnouncementMay, 2018July, 2019-
Launch DateRelease May 19th, 2018Released July, 2019-

Platform

Operating SystemAndroid 8.1 OreoAndroid 9.0 (Pie)-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)Quad-core 2.0 GHz Cortex-A53-
GPUMali-G72 MP3Adreno 504-
ChipsetMediatek MT6771 Helio P60Qualcomm SDM429 Snapdragon 429-

Memory

Memory Internal64GB, 128GB32 GB-
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot)microSD, up to 1 TB-
Ram4GB, 6GB 2 GB-

Battery

Battery TypeNon-removable Li-Ion BatteryNon-removable Li-Po Battery-
Battery Capacity3425 mAh 5100 mAh Battery-

Multimedia

Fm RadioYesNo-

Sound

AudioVibration, MP3, WAV RingtonesYes-
LoudspeakerYesYes with Stereo Speakers-
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, HotspotWi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, Hotspot-
Bluetooth5.0, A2DP, LE4.2, A2DP, LE-
USBmicroUSB 2.0, USB On-The-GomicroUSB 2.0-
GPSYes, with A-GPS, GLONASSYes, with A-GPS, GLONASS, GALILEO, BDS-

Features

SensorsFingerprint-rear-mounted, accelerometer, proximity, compassAccelerometer-
MessagingSMS(threaded view), MMS, Email, Push Email--
BrowserHTML5HTML5-
JavaNoNo-

Other

Made ByChinaKoria-
Other FeaturesFast battery charging, MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editorNo-