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General

NameVivo X21iOppo A5s-
ModelX21iA5s-
Price-Tk 11,990-

Network

Network TypeGSM / CDMA / HSPA / LTE GSM / 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 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)LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300), 41(2500)-
Network SpeedHSPA, LTEHSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeSuper AMOLED capacitive touchscreen, 16M Colors S-IPS LCD capacitive touchscreen, 16M colors-
Display Size6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio 6.2 inches, 95.9 cm2 (~81.6% screen-to-body ratio)-
Display Resolution1080 x 2280 pixels, 19:9 ratio 720 x 1520 pixels, 19:9 ratio (~271 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, 1/2.513 MP, f/2.2, AF
2 MP, f/2.4, depth sensor
-
Secondary Camera24MP8 MP, f/2.0-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaLED flash, HDR, panorama-
Video[email protected][email protected]-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in) 155.9 x 75.4 x 8.2 mm (6.14 x 2.97 x 0.32 in)-
Body Weight159 g (5.61 oz) 170 g (6.00 oz)-
Body ColorBlack, Aurora White, Ruby Red Red, Black, Gold, Green-

Launch

Launch AnnouncementMay, 2018March,2019-
Launch DateRelease May 19th, 2018Released April,2019-

Platform

Operating SystemAndroid 8.1 Oreo Android 8.1 (Oreo); ColorOS 5.2-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)-
GPUMali-G72 MP3PowerVR GE8320-
ChipsetMediatek MT6771 Helio P60Mediatek MT6765 Helio P35 (12nm)-

Memory

Memory Internal64GB, 128GB microSD, up to 256 GB (dedicated slot)-
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot) 32GB, 64 GB-
Ram4GB, 6GB 2GB ,3GB ,4GB RAM-

Battery

Battery TypeNon-removable Li-Ion Battery Non-removable Li-Ion-
Battery Capacity3425 mAh 4230 mAh battery-

Multimedia

Fm RadioYesYes-

Sound

AudioVibration, MP3, WAV Ringtones Vibration, 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 b/g/n, WiFi Direct, hotspot-
Bluetooth5.0, A2DP, LE 4.2, A2DP, LE-
USBmicroUSB 2.0, USB On-The-Go microUSB 2.0, USB On-The-Go-
GPSYes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, GALILEO, BDS-

Features

SensorsFingerprint-rear-mounted, accelerometer, proximity, compassFingerprint -rear-mounted, accelerometer, proximity, compass-
MessagingSMS(threaded view), MMS, Email, Push Email SMS(threaded view), MMS, Email, Push Email, IM-
BrowserHTML5 HTML5-
JavaNoNo-

Other

Made ByChina China-
Other FeaturesFast battery charging, MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editorColor: Red, Black, Gold, Green-