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General

NameVivo X21iSony Xperia XZ1-
ModelX21i Xperia XZ1-
Price-Tk 56,900-

Network

Network TypeGSM / CDMA / HSPA / LTE GSM / HSPA / LTE-
Network 2GGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMAGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)-
Network 3GHSDPA 850 / 900 / 2100 HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - F8341, F8342 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - G8341, G8342, G8342-
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 42.2/5.76 Mbps, LTE-A (4CA) Cat16 1024/150 Mbps-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeSuper AMOLED capacitive touchscreen, 16M Colors IPS LCD capacitive touchscreen, 16M colors-
Display Size6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio 5.2 inches, 74.5 cm2 (~68.6% screen-to-body ratio)-
Display Resolution1080 x 2280 pixels, 19:9 ratio 1080 x 1920 pixels, 16:9 ratio (~424 ppi density)-
Display MultitouchYes - Funtouch OS 4.0No-
Display Density402 ppi density--
Display Screen Protection-Corning Gorilla Glass 5-

Camera

Primary Camera12MP (f/1.8, 1/2.519 MP, f/2.0, 25mm (wide), 1/2.3-
Secondary Camera24MP13 MP, f/2.0, 22mm (wide), 1/3-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaLED flash, panorama, HDR-
Video[email protected][email protected], [email protected], [email protected] (gyro-EIS), [email protected]-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in) 148 x 73.4 x 7.4 mm (5.83 x 2.89 x 0.29 in)-
Body Weight159 g (5.61 oz) 155 g (5.47 oz)-
Body ColorBlack, Aurora White, Ruby Red Black, Warm Silver, Venus Pink, Moonlit Blue-
Body Build- Front glass, aluminum body-

Launch

Launch AnnouncementMay, 2018August,2017-
Launch DateRelease May 19th, 2018Released September, 2017-

Platform

Operating SystemAndroid 8.1 Oreo Android 8.0 (Oreo), upgradable to Android 9.0 (Pie)-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo)-
GPUMali-G72 MP3 Adreno 540-
ChipsetMediatek MT6771 Helio P60Qualcomm MSM8998 Snapdragon 835 (10 nm)-

Memory

Memory Internal64GB, 128GB microSD, up to 512 GB (uses SIM 2 slot) - dual SIM model only-
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot) 64 GB-
Ram4GB, 6GB 4 GB RAM-

Battery

Battery TypeNon-removable Li-Ion Battery Non-removable Li-Ion-
Battery Capacity3425 mAh 2700 mAh battery-

Multimedia

Fm RadioYesNo-

Sound

AudioVibration, MP3, WAV Ringtones Vibration, MP3, WAV Ringtones-
LoudspeakerYes Yes, with stereo speakers-
3.5mm JackYes - 32-bit/192kHz audio - Active noise cancellation with dedicated micYes 24-bit/192kHz audio Active noise cancellation with dedicated mic-

Connectivity

WiFiWi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, HotspotWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot-
Bluetooth5.0, A2DP, LE 5.0, A2DP, aptX HD, LE-
USBmicroUSB 2.0, USB On-The-Go 3.1, Type-C 1.0 reversible connector; USB Host-
GPSYes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, BDS, GALILEO-

Features

SensorsFingerprint-rear-mounted, accelerometer, proximity, compass Fingerprint -side-mounted, accelerometer, gyro, proximity, barometer, compass, color spectrum-
MessagingSMS(threaded view), MMS, Email, Push Email SMS (threaded view), MMS, Email, IM, Push Email-
BrowserHTML5HTML5-
JavaNoNo-

Other

Made ByChina--
Other FeaturesFast battery charging, MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editorFast battery charging (Quick Charge 3.0) Xvid/MP4/H.265 player MP3/eAAC+/WAV/Flac player Document viewer Photo/video editor-