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General

NameVivo X21iSamsung Galaxy A50-
ModelX21iGalaxy A50-
Price-Tk 22,990-

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 band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)-
Network SpeedHSPA, LTEHSPA, LTE-A-
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 ratio6.4 inches, 100.5 cm2 (~85.1% screen-to-body ratio)-
Display Resolution1080 x 2280 pixels, 19:9 ratio1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)-
Display MultitouchYes - Funtouch OS 4.0Yes-
Display Density402 ppi density--
Display Screen Protection-Corning Gorilla Glass 3-

Camera

Primary Camera12MP (f/1.8, 1/2.525 MP, f/1.7, PDAF
8 MP, f/2.2, (ultrawide)8 MP, f/2.2, (ultrawide)
5 MP, f/2.2, depth sensor
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Secondary Camera24MP25 MP, f/2.0-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaLED flash, panorama, HDR HDR-
Video[email protected][email protected], [email protected] [email protected]-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)158.5 x 74.5 x 7.7 mm (6.24 x 2.93 x 0.30 in)-
Body Weight159 g (5.61 oz)166 g (5.86 oz)-
Body ColorBlack, Aurora White, Ruby RedBlack, White, Blue, Coral-
Body Build-Front glass, plastic body-

Launch

Launch AnnouncementMay, 2018February, 2019 -
Launch DateRelease May 19th, 2018 March, 2019-

Platform

Operating SystemAndroid 8.1 OreoAndroid 9.0 (Pie)-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)Octa-core (4x2.3 GHz Cortex-A73 & 4x1.6 GHz Cortex-A53)-
GPUMali-G72 MP3Mali-G72 MP3-
ChipsetMediatek MT6771 Helio P60Exynos 9610 Octa (10nm)-

Memory

Memory Internal64GB, 128GB64GB, 128GB-
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot)microSD, up to 512 GB (dedicated slot)-
Ram4GB, 6GB 4GB, 6GB -

Battery

Battery TypeNon-removable Li-Ion BatteryNon-removable Li-Po-
Battery Capacity3425 mAh 4000 mAh battery-

Multimedia

Fm RadioYesNo-

Sound

AudioVibration, MP3, WAV RingtonesVibration, MP3, WAV ringtones-
LoudspeakerYesYes-
3.5mm JackYes - 32-bit/192kHz audio - Active noise cancellation with dedicated micYes - 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-Go2.0, Type-C 1.0 reversible connector-
GPSYes, with A-GPS, GLONASSYes, with A-GPS, GLONASS, BDS-

Features

SensorsFingerprint-rear-mounted, accelerometer, proximity, compassFingerprint - (under display), accelerometer, gyro, proximity, 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 15W, Samsung Pay-