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General

NameVivo X21iCoolpad Cool 12A-
ModelX21iCool 12A-
Price-Tk 7,000-

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-
Network 3GHSDPA 850 / 900 / 2100HSDPA 2100-
Network 4GLTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)LTE (unspecified)-
Network SpeedHSPA, LTEHSPA 42.2/5.76 Mbps, LTE-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeSuper AMOLED capacitive touchscreen, 16M ColorsIPS LCD Display-
Display Size6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio6.3 inches, 97.4 cm2 (~82.9% screen-to-body ratio)-
Display Resolution1080 x 2280 pixels, 19:9 ratio720 x 1560 pixels, 19.5:9 ratio-
Display MultitouchYes - Funtouch OS 4.0--
Display Density402 ppi density~273 ppi density-

Camera

Primary Camera12MP (f/1.8, 1/2.516MP, PDAF
2MP
-
Secondary Camera24MP8MP-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaPanorama, HDR-
Video[email protected]1080p @30fps, 1920×1080 pixels-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)156.2 x 75.2 x 8.9 mm (6.15 x 2.96 x 0.35 in)-
Body Weight159 g (5.61 oz)202.5 g (7.16 oz)-
Body ColorBlack, Aurora White, Ruby RedDream Black, Dream Blue, Fantasy Silver-
Body Build-Glass front, plastic frame, glass back-

Launch

Launch AnnouncementMay, 201805 October, 2020-
Launch DateRelease May 19th, 2018Available. 05 October, 2020-

Platform

Operating SystemAndroid 8.1 OreoAndroid-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)Quad-core (1x2.0 GHz Cortex-A75 & 3x1.8 GHz Cortex-A55)-
GPUMali-G72 MP3--
ChipsetMediatek MT6771 Helio P60Spreadtrum-

Memory

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

Battery

Battery TypeNon-removable Li-Ion BatteryLi-Poly (Lithium Polymer)-
Battery Capacity3425 mAh 4000 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, Wi-Fi Direct, hotspot-
Bluetooth5.0, A2DP, LE4.2, A2DP-
USBmicroUSB 2.0, USB On-The-GoYes, with A-GPS-
GPSYes, with A-GPS, GLONASSUSB Type-C 2.0-

Features

SensorsFingerprint-rear-mounted, accelerometer, proximity, compassFingerprint side-mounted, accelerometer, proximity-
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 editor--