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General

NameVivo X21iLava Z61s-
ModelX21iZ61s-
Price-Tk 13,000-

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-
Network 3GHSDPA 850 / 900 / 2100HSDPA 850 / 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)-
Network SpeedHSPA, LTEHSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeSuper AMOLED capacitive touchscreen, 16M ColorsIPS LCD capacitive touchscreen, 16M colors-
Display Size6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio5.0 inches, 68.9 cm2 (~69.2% screen-to-body ratio)-
Display Resolution1080 x 2280 pixels, 19:9 ratio480 x 854 pixels, 18:9 ratio (~192 ppi density)-
Display MultitouchYes - Funtouch OS 4.0Yes-
Display Density402 ppi density--

Camera

Primary Camera12MP (f/1.8, 1/2.55MP-
Secondary Camera24MP2MP-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaLED flash-
Video[email protected][email protected]-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)143.0 x 73.5 x 10.35 mm-
Body Weight159 g (5.61 oz)160 grams-
Body ColorBlack, Aurora White, Ruby RedGradient Black, Gradient Blue-

Launch

Launch AnnouncementMay, 20182020, April-
Launch DateRelease May 19th, 20182020, April-

Platform

Operating SystemAndroid 8.1 OreoAndroid 9 (Pie) Star OS V5.0 lite-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)Quad-core 1.4 GHz Cortex-53-
GPUMali-G72 MP3ARM Mali T820 MP2-
ChipsetMediatek MT6771 Helio P60UniSoC Spreadtrum SC9832E (32nm)-

Memory

Memory Internal64GB, 128GB16GB-
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot)microSD, up to 128GB-
Ram4GB, 6GB 2GB-

Battery

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

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

Features

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

Other

Made ByChinaIndia-
Other FeaturesFast battery charging, MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editorFace Unlock, Smart Gestures, Smart Saving Mode, Low Power Mode, Ultra Saving Mode, Google Play Store, Gmail Go, Youtube Go, Google Go, Google Assistant Go, Maps Go, Files Go, Whatsapp, Facebook Lite-