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General

NameVivo X21iSamsung Galaxy J7 (2018)-
ModelX21iGalaxy J7 (2018)-
Price-Tk. 15,000-

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 (dual-SIM model only)-
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-
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 ratio5.5 inches, 83.4 cm2-
Display Resolution1080 x 2280 pixels, 19:9 ratio720 x 1280 pixels, 16:9 ratio-
Display MultitouchYes - Funtouch OS 4.0Yes-
Display Density402 ppi density267 ppi density-

Camera

Primary Camera12MP (f/1.8, 1/2.513 MP, f/1.7, autofocus, LED Flash-
Secondary Camera24MP13 MP, f/1.9-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaGeo-tagging, Touch focus, Face detection, HDR-
Video[email protected][email protected]-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)Info. Not available-
Body Weight159 g (5.61 oz)Info. Not available-
Body ColorBlack, Aurora White, Ruby RedBlack-
Body Build-Info. Not available-

Launch

Launch AnnouncementMay, 2018June, 2018-
Launch DateRelease May 19th, 2018Release July, 2018-

Platform

Operating SystemAndroid 8.1 OreoAndroid 7.1 (Nougat)-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)Quad-core 1.4 GHz-
GPUMali-G72 MP3Mali-T720 MP1-
ChipsetMediatek MT6771 Helio P60Exynos 7570-

Memory

Memory Internal64GB, 128GB64 GB -
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot)microSD, up to 256 GB (dedicated slot)-
Ram4GB, 6GB 4 GB-

Battery

Battery TypeNon-removable Li-Ion BatteryNon-removable Li-Ion-
Battery Capacity3425 mAh 3000 mAh battery-

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-

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-
Bluetooth5.0, A2DP, LE4.2, A2DP, LE-
USBmicroUSB 2.0, USB On-The-GomicroUSB 2.0-
GPSYes, with A-GPS, GLONASSYes, with A-GPS-

Features

SensorsFingerprint-rear-mounted, accelerometer, proximity, compassAccelerometer, Gyro, Proximity, Compass, Light sensor-
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 editorMP4/H.264 player
MP3/WAV/WMA/eAAC+/FLAC player
Document viewer
Photo/video editor
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