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General

NameVivo X21iSymphony D37-
ModelX21i D37-
Price-Tk. 950-

Network

Network TypeGSM / CDMA / HSPA / LTE GSM-
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 / 2100--
Network 4GLTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)--
Network SpeedHSPA, LTE--
Network GPRSYes--
Network EDGEYes--

Display

Display TypeSuper AMOLED capacitive touchscreen, 16M Colors QVGA Display -
Display Size6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio 2.4 inches-
Display Resolution1080 x 2280 pixels, 19:9 ratio QVGA-
Display MultitouchYes - Funtouch OS 4.0--
Display Density402 ppi density--

Camera

Primary Camera12MP (f/1.8, 1/2.5 0.08 MP-
Secondary Camera24MP--
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panorama Zoom 8X-
Video[email protected]Yes-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)121.9 x 50.6 x 14.1 mm-
Body Weight159 g (5.61 oz)Info not available-
Body ColorBlack, Aurora White, Ruby Red Black-
Body Build-Info not available-

Launch

Launch AnnouncementMay, 2018July, 2019 -
Launch DateRelease May 19th, 2018Released July, 2019 -

Platform

Operating SystemAndroid 8.1 OreoNo OS-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)--
GPUMali-G72 MP3--
ChipsetMediatek MT6771 Helio P60--

Memory

Memory Internal64GB, 128GB 32 MB-
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot) microSD, up to 32 GB-
Ram4GB, 6GB 24 MB-

Battery

Battery TypeNon-removable Li-Ion Battery Li-Ion Battery -
Battery Capacity3425 mAh 1000 mAh Battery-
Battery Stand by- 200H (Depends on Phone Settings, Network)-
Battery Talk time- 5H (Depends on Phone Settings, Network)-

Multimedia

Fm RadioYesYes-

Sound

AudioVibration, MP3, WAV RingtonesYes-
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, Hotspot--
Bluetooth5.0, A2DP, LEYes-
USBmicroUSB 2.0, USB On-The-GoYes-
GPSYes, with A-GPS, GLONASSYes-

Features

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

Other

Made ByChinaChina-
Other FeaturesFast battery charging, MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editor Wireless FM, Torch,
Magic Voice, Call Recorder,
Dedicated Camera /FM/Music Key,
Battery Saver , Black List
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