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General

NameVivo X21iSymphony Z25-
ModelX21iZ25-
Price-Tk 8,990-

Network

Network TypeGSM / CDMA / HSPA / LTE 2G / 3G / LTE-
Network 2GGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-
Network 3GHSDPA 850 / 900 / 2100 HSDPA 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, LTE HSPA+, LTE-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeSuper AMOLED capacitive touchscreen, 16M Colors IPS LCD capacitive touchscreen, 16.7M colors-
Display Size6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio 6.9 inches, 100.5 cm2-
Display Resolution1080 x 2280 pixels, 19:9 ratio 720 x 1440 pixels, 19:9 ratio (~267 ppi density-
Display MultitouchYes - Funtouch OS 4.0Yes-
Display Density402 ppi density--

Camera

Primary Camera12MP (f/1.8, 1/2.513 MP, f/2.2, PDAF
2 MP, f/2.4, depth sensor
-
Secondary Camera24MP 8 MP, f/1.8-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaAutofocus, LED flash, portrait mode, night mode HDR-
Video[email protected] [email protected]-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in) 157 x 73.7 x 9.5mm-
Body Weight159 g (5.61 oz)--
Body ColorBlack, Aurora White, Ruby Red Light Blue, Dark Blue-

Launch

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

Platform

Operating SystemAndroid 8.1 Oreo Android 9.0 (Pie)-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53) Octa-core, 1.6 GHz-
GPUMali-G72 MP3 IMG 8322 550MHz-
ChipsetMediatek MT6771 Helio P60--

Memory

Memory Internal64GB, 128GB 32 GB-
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot) up to 64 GB, micro SD-
Ram4GB, 6GB 3 GB-

Battery

Battery TypeNon-removable Li-Ion Battery Non-removable Li-Po-
Battery Capacity3425 mAh 4000 mAh-

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-

Connectivity

WiFiWi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, Hotspot Wi-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-
GPSYes, with A-GPS, GLONASS Yes, with A-GPS-

Features

SensorsFingerprint-rear-mounted, accelerometer, proximity, compass Fingerprint, accelerometer, proximity-
MessagingSMS(threaded view), MMS, Email, Push Email SMS(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: Light Blue, Dark Blue-