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General

NameVivo X21iSymphony i66-
ModelX21ii66-
Price-Tk 5,290-

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-
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-
Network SpeedHSPA, LTEHSPA+, LTE-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeSuper AMOLED capacitive touchscreen, 16M ColorsIPS LCD capacitive touchscreen, 16.7M colors-
Display Size6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio5.45 inches-
Display Resolution1080 x 2280 pixels, 19:9 ratio720 x 1440 pixels, (~295 ppi density)-
Display MultitouchYes - Funtouch OS 4.0Yes-
Display Density402 ppi density--

Camera

Primary Camera12MP (f/1.8, 1/2.58MP-
Secondary Camera24MP5MP -
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaLED flash, Scene mode, Self Timer, White balance, ISO, Anti Flicker, Mirror Effect-
Video[email protected][email protected], [email protected]-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)150.7 x 72.5 x 10 mm -
Body Weight159 g (5.61 oz)144 g -
Body ColorBlack, Aurora White, Ruby RedGreen, Blue, Gold-

Launch

Launch AnnouncementMay, 2018July, 2020-
Launch DateRelease May 19th, 2018Released 2020, July-

Platform

Operating SystemAndroid 8.1 OreoAndroid 10 (Go Edition)-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)1.5G Hz Quad-Core -
GPUMali-G72 MP3--
ChipsetMediatek MT6771 Helio P60--

Memory

Memory Internal64GB, 128GB8GB-
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot)microSD, up to 32GB-
Ram4GB, 6GB 1GB-

Battery

Battery TypeNon-removable Li-Ion BatteryRemovable Li-Ion-
Battery Capacity3425 mAh 2500 mAh -
Stand-by -160 Hours-
Talk time -7 Hours -

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, HotspotWi-Fi 802.11 b/g/n, hotspot-
Bluetooth5.0, A2DP, LEYes-
USBmicroUSB 2.0, USB On-The-GomiceoUSB 2.0-
GPSYes, with A-GPS, GLONASSYes, with A-GPS-

Features

SensorsFingerprint-rear-mounted, accelerometer, proximity, compassFace Unlock, Notification Sensor Light, Proximity, Sensor Accelerometer-
MessagingSMS(threaded view), MMS, Email, Push EmailSMS(threaded view), MMS, Email, IM-
BrowserHTML5HTML5-
JavaNoNo-

Other

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